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Custom Lifts in Eagle, Idaho: How to Choose the Right Accessibility Lift for Your Home or Building

 

A practical guide for safer, easier movement—without guessing your way through options

“Custom lifts” can mean a lot of different things in the real world: a residential elevator for aging in place, a wheelchair platform lift for a few steps at an entry, a stair lift for a tight staircase, or a small commercial solution that improves access for customers and staff. If you’re in Eagle or the greater Treasure Valley, the right choice comes down to your layout, the height you need to travel, who will use the equipment, and what inspections and safety standards apply.

What “custom lifts” includes (and where each one shines)

1) Residential elevators (private home elevators)

Best when you want full-floor-to-floor travel (often two or more levels), a seated or standing ride, and a long-term solution for mobility and convenience. Residential elevators are typically designed and installed under recognized safety codes for elevators, and they can be tailored to your home’s footprint, finishes, and entry configuration.

2) Wheelchair platform lifts (vertical platform lifts)

Best when the goal is wheelchair access over a shorter rise (for example, a porch to main floor, garage entry, or a few interior levels). Platform lifts are governed by a dedicated safety standard focused on platform lifts and stairway chairlifts, including guidance for design, installation, operation, inspection, and maintenance. (asme.org)

3) Stair lifts (stair chairs)

Best when stairs are the only barrier and you need a fast, lower-construction option. Stair lifts can be a strong fit for existing homes with narrow spaces where an elevator shaft isn’t realistic. Like platform lifts, stairway chairlifts fall under the same safety standard family for platform lifts and stairway chairlifts. (asme.org)

4) LULA elevators (Limited-Use/Limited-Application)

Best for certain low-rise commercial or public-facing spaces that need improved accessibility without the footprint of a full passenger elevator. LULA requirements also show up in ADA-focused guidance for elevators and platform lifts, including operational details such as minimum door/gate hold-open time in certain situations. (access-board.gov)

5) Dumbwaiters (residential or commercial)

Best for moving groceries, laundry, files, or food service items between floors—without carrying loads on stairs. A dumbwaiter won’t solve human accessibility, but it can reduce fall risk by cutting down on trips carrying bulky items.

6) Freight/material lifts

Best for commercial back-of-house, warehouses, and facilities that move heavy goods. These systems are about safe, repeatable material handling and protecting staff from injuries and property from damage.

Why code and inspection planning matters before you pick equipment

A lift project should never start with “what’s cheapest?” It should start with “what’s appropriate and defensible from a safety and compliance standpoint?” In North America, elevator safety is guided by widely adopted codes and standards (commonly referenced as ASME A17.1/CSA B44 for elevators and ASME A18.1 for platform lifts and stairway chairlifts). (asme.org)

Idaho also has inspection rules for conveyances. For example, Idaho law describes periodic inspections required at least every five years, and outlines inspection/testing expectations for new or altered equipment. (law.justia.com)

Step-by-step: how to choose the right custom lift for your Eagle property

Step 1: Define the user and the goal (now and 5–10 years from now)

Is the lift for a wheelchair user, someone who can stand but struggles with stairs, or staff moving materials? If “aging in place” is the goal, plan for changing needs: walker-to-wheelchair transitions, caregiver assistance, and the ability to bring items along safely.

Step 2: Measure your travel height and space constraints

A few steps at an entry often points to a vertical platform lift or ramp solutions; full floors typically point to a residential elevator. Your available footprint, headroom, and how you want doors to open will narrow the field quickly.

Step 3: Identify the correct “type” for the building (residential vs. commercial)

Homes, public-facing businesses, churches, and multi-tenant buildings can have very different accessibility expectations. If the lift is tied to public access, ADA considerations and local building requirements may shape whether a platform lift, LULA, or full elevator is appropriate. (access-board.gov)

Step 4: Plan the “keep it running” side (maintenance + parts + support)

Reliability is not only about the install—it’s about preventative maintenance, timely repairs, and having qualified support. Ask what routine service looks like, what common wear items are, and how inspections and testing will be scheduled.

Step 5: Choose options that improve day-to-day usability (not just aesthetics)

Prioritize safe entry/exit, clear controls, lighting, and thoughtful placement. For commercial settings, usability features can also reduce call-backs and protect equipment from misuse.

Did you know? Quick facts that help you plan smarter

Platform lifts and stairway chairlifts are guided by a dedicated safety standard that addresses design, installation, operation, inspection, and maintenance. (asme.org)

Elevator safety codes evolve as technology and safety practices change; the elevator safety code family (A17.1/CSA B44) is updated by standards organizations. (asme.org)

Idaho requires periodic inspections (the statute describes at least every five years), which should be part of your long-term ownership plan—not an afterthought. (law.justia.com)

Comparison table: picking the best-fit lift category

Option Best for Typical constraints What to plan for
Residential elevator Full floor-to-floor access; aging in place; convenience Space for hoistway/landing areas; construction coordination Service plan, inspections, emergency features
Vertical platform lift Wheelchair access over short rises (entry/porch/interior split levels) Weather exposure (outdoor units), landings, power needs Inspection/maintenance under platform-lift standards (asme.org)
Stair lift Seated travel on an existing staircase Stair width/landing clearance; user transfers Battery/charging, track layout, service schedule (asme.org)
LULA elevator Low-rise commercial access where appropriate Project-specific code/ADA coordination Door/gate timing and accessibility considerations (access-board.gov)
Dumbwaiter Moving goods, not people (laundry/groceries/food service) Doesn’t solve human mobility; needs safe loading zones Controls, interlocks, routine maintenance
Freight/material lift Heavy goods handling for commercial/industrial use Structural requirements, workflow integration, safety controls Training, ongoing inspections, protection from misuse

Note: Exact requirements depend on your building type, the equipment selected, and which code editions are adopted locally. For Idaho, planning ahead for required periodic inspections is part of responsible ownership. (law.justia.com)

Local angle: what Eagle homeowners and property managers should keep in mind

Eagle homes often blend multi-level layouts with larger footprints—great for design flexibility, but not always great for stairs as mobility needs change. Planning a custom lift early (especially during remodels) can reduce construction complexity and help you choose a solution that looks intentional, not “bolted on later.”

For commercial properties in and around Eagle and the Treasure Valley, access needs can show up quickly: a tenant improvement, a change in use, a new public counter area, or a customer route that now includes steps. LULA elevators and platform lifts are often considered in low-rise settings, and ADA-focused guidance includes specific usability considerations like minimum door/gate hold-open times in certain applications. (access-board.gov)

Finally, don’t ignore the inspection calendar. Idaho statute describes periodic inspections at least every five years, and new/altered equipment inspections by qualified inspectors to check for compliance. Coordinating your maintenance plan with inspection readiness can reduce surprises. (law.justia.com)

Talk with a local lift team about the safest, cleanest-fit solution

Idaho Custom Lifts & Elevators helps Eagle-area homeowners and property managers choose, install, and maintain equipment that fits the space, the user, and the long-term service plan.

Request a Quote or Site Visit

Prefer to plan ahead? Ask about maintenance, inspections, and what to expect during permitting and installation.

FAQ: Custom lifts, elevators, and accessibility equipment

What’s the difference between a residential elevator and a wheelchair platform lift?

A residential elevator is built to move people between full floors in a hoistway and is treated as an elevator system under recognized elevator code families. A wheelchair platform lift is typically used for shorter rises and follows a safety standard specifically for platform lifts and stairway chairlifts. (asme.org)

Are stair lifts “code governed” too?

Yes. Stairway chairlifts are addressed within the safety standard for platform lifts and stairway chairlifts, which covers design, installation, operation, inspection, testing, maintenance, and repair guidance. (asme.org)

How often do lifts and elevators need inspections in Idaho?

Idaho law describes periodic inspections required at least every five years, and it also addresses inspections/tests for new or altered equipment to check compliance. Your exact schedule can vary by conveyance type and jurisdictional requirements, so it’s smart to confirm during planning and set reminders. (law.justia.com)

Is a LULA elevator the same as a residential elevator?

Not typically. A LULA is commonly used as a limited-use/limited-application solution in certain low-rise settings. Whether it’s appropriate depends on the building use, access route, and code/ADA coordination. ADA guidance includes specific considerations that can apply to LULA components like doors and timing. (access-board.gov)

What’s the most common mistake people make when shopping for a custom lift?

Planning only for the current need. If the goal is long-term independence, it’s worth designing for future mobility changes, caregiver assistance, and a maintenance plan that supports reliability year after year.

Glossary (helpful terms you’ll hear during planning)

LULA (Limited-Use/Limited-Application)
A type of elevator used in specific low-rise applications where limited use and application conditions apply, often considered in accessibility planning. (access-board.gov)
Platform lift (Vertical platform lift)
A lift designed to carry a wheelchair user on a platform, often used for shorter rises; addressed under a dedicated safety standard for platform lifts and stairway chairlifts. (asme.org)
ASME A18.1
A safety standard that provides guidance for platform lifts and stairway chairlifts, including aspects of design, installation, operation, inspection, testing, maintenance, and repair. (asme.org)
ASME A17.1 / CSA B44
A key safety code family for elevators and escalators in North America, commonly referenced as the baseline for elevator safety requirements. (elevatoruptime.com)
QEI (Qualified Elevator Inspector)
A credentialed inspector referenced in elevator safety regulation contexts for performing inspections/tests on new or altered equipment to check code compliance. (law.justia.com)
Helpful pages from Idaho Custom Lifts & Elevators: Residential Elevators | Stair Lifts | LULA Elevators | Maintenance | Contact

Commercial Elevator Service in Nampa, ID: What Property Managers Should Expect from Inspections, Testing & Preventive Maintenance

Reliable elevator performance starts long before a shutdown

For commercial properties in Nampa and the Treasure Valley, elevator uptime isn’t a “nice-to-have.” It affects tenant satisfaction, ADA accessibility, deliveries, staff productivity, and—most importantly—safety. The best commercial elevator service programs don’t just respond to breakdowns; they reduce the likelihood of them with structured inspections, periodic testing, and practical preventive maintenance planning.

Idaho Custom Lifts & Elevators supports local building owners and property managers with installation, service, and maintenance for commercial elevators, LULA elevators, platform lifts, freight lifts, and dumbwaiters—built around code compliance and long-term reliability.

What “commercial elevator service” really includes (and why it matters)

Commercial elevator service is usually a mix of three categories—each solving a different problem:

1) Preventive Maintenance (PM)
Routine visits designed to keep core components clean, adjusted, lubricated where required, and operating within expected parameters. This is where many nuisance calls are prevented (door issues, leveling concerns, sensor misalignment, worn rollers, etc.).
2) Repairs & Troubleshooting
Response to malfunctions, shutdowns, performance issues, and safety-device trips. A good service partner focuses on root cause—so the same fault doesn’t repeat every few weeks.
3) Inspections & Periodic Testing Support
Helping you stay ready for scheduled inspections and periodic tests, coordinating access, reviewing findings, and planning corrective work so the equipment remains compliant and safe to operate.
If your building has more than one conveyance type (e.g., a passenger elevator plus a LULA elevator or a platform lift), the service approach should be tailored—not “one-size-fits-all.”

How Idaho’s inspection cycle affects Nampa building owners

Idaho’s elevator safety program requires periodic inspection and testing to help confirm ongoing compliance and safe operation. For property managers, the practical takeaway is simple: plan ahead. Don’t wait until a deadline is looming to discover worn door equipment, outdated phone/communication requirements, or a controller issue that delays testing.

Idaho law addresses inspections and tests under the Idaho Elevator Safety Code Act, and state program guidance references an annual Certificate to Operate and a periodic inspection cycle (commonly referenced as every five years).
What that means for you
Even if your elevator “seems fine,” you want documented maintenance and a service partner who can help you prepare for required inspections/tests and quickly address any deficiencies that come up.

What to expect during a strong preventive maintenance visit

A practical PM visit for a commercial elevator typically focuses on the items most likely to impact safety, ride quality, and callbacks. While the checklist varies by equipment type, age, and usage, property managers in Nampa should expect attention to areas like:

Doors & operators
Door performance is one of the most common sources of service calls. Expect inspection/adjustment of door tracks, rollers, hangers, clutch/coupling, sensors, and operator settings.
Leveling and stopping accuracy
Misleveling creates trip risk and accessibility concerns. A service tech should evaluate leveling performance under normal use and address contributing components/sensors.
Controller & diagnostics
Reviewing error history and verifying stable operation can catch intermittent problems early. Upgrades (like modern controllers) may reduce downtime and improve troubleshooting clarity for older systems.
Safety devices and communications
Expect checks of key safety circuits/devices as applicable, plus verification that emergency communication features function as intended for your site’s needs.
Good maintenance also includes clear documentation—what was inspected, what was adjusted, what parts are wearing, and what the recommended next steps are (with priority level).

Service planning by equipment type: elevator vs. LULA vs. platform lift

Many Nampa facilities have more than a traditional passenger elevator. Churches, small offices, lodges, and multi-level tenant spaces often use LULA elevators or platform lifts to support accessibility goals.

Equipment type Best fit Maintenance emphasis Common risk if neglected
Commercial passenger elevator Higher traffic, multi-tenant buildings, public access Doors, leveling, controller diagnostics, ride quality, callbacks Frequent shutdowns, tenant complaints, missed inspection readiness
LULA elevator Low-rise accessibility in smaller commercial spaces Door operation, interlocks, controls, consistent safe travel between limited stops Accessibility interruptions, delayed compliance corrections
Vertical platform lift (wheelchair lift) Short-rise access where an elevator may not be practical Gates/doors, landing locks, drive system, safety edges, call stations Out-of-service lift blocks accessible route and increases liability exposure
Freight lift / material lift Warehouse, back-of-house, equipment movement Load handling, gates, structural/operational checks, safe operating procedures Damage from misuse, downtime that disrupts operations
Platform lifts and stairway chairlifts are commonly associated with the ASME A18.1 safety standard, which covers design, installation, operation, inspection, and maintenance expectations for these accessibility devices.

Quick “did you know?” facts for commercial buildings

A five-year periodic inspection cycle is a common compliance milestone in Idaho.
Planning repairs and modernization proactively is often less disruptive than rushing to correct issues right before required tests.
Door issues drive a large share of service calls.
If you’re seeing frequent door reversals, slow closing, or nuisance entrapment faults, it’s usually a sign the operator system needs focused attention—not just a quick reset.
Freight elevators aren’t a substitute for ADA-accessible passenger service.
Accessible route requirements are specific about what types of elevators can serve as an accessible route in many scenarios.

Local angle: what Nampa facilities should plan for

Nampa is growing, and many properties are balancing tenant improvements, accessibility upgrades, and ongoing operations. A few local planning tips that help property managers avoid surprises:

Coordinate service around occupancy and peak traffic
Medical offices, multi-tenant buildings, and worship facilities often have predictable peak times. Scheduling preventive work when traffic is lower can reduce disruption and improve safety during maintenance.
Budget for “small” parts that cause big downtime
Door rollers, sensors, contactors, and specific safety components can be inexpensive compared to the cost of repeated callouts, tenant credits, or blocked access.
Know what you own (and keep your records organized)
Having your equipment information, service history, and upcoming inspection/test timeline in one place helps your service provider move faster and helps you plan improvements intelligently.

Schedule commercial elevator service in Nampa, Idaho

If you manage a commercial building in Nampa or the Treasure Valley and want a clearer plan for inspections, maintenance, and long-term reliability, Idaho Custom Lifts & Elevators can help you map out next steps—whether that’s routine maintenance, an inspection readiness review, or support for repairs and upgrades.
Tip for property managers: include your elevator type(s), number of stops, and the last known inspection/test date when you reach out—this helps speed up scheduling and preparation.

FAQ: Commercial elevator service in the Treasure Valley

How often should a commercial elevator be serviced?
It depends on usage, age, and equipment type, but most commercial properties benefit from scheduled preventive maintenance at consistent intervals. Higher-traffic buildings typically need more frequent attention, especially for door systems.
What should I do if my elevator fails an inspection or a periodic test?
Prioritize safety and follow the inspector’s direction, then work with your service company to address the cited items promptly. A good partner will help you understand what’s required, what’s recommended, and how to sequence repairs to restore compliance efficiently.
Is a LULA elevator maintained the same way as a standard commercial elevator?
Many principles overlap (doors, controls, safety devices), but service needs vary based on the system design and application. LULA elevators are often chosen for low-rise accessibility, so maintaining reliable operation is closely tied to keeping an accessible route available.
Why do elevator doors cause so many service calls?
Doors are the most-used moving components on most elevators. Small alignment issues, worn rollers, sensor problems, or operator settings can compound into frequent reversals, faults, and shutdowns if not corrected early.
Can upgrading an elevator controller reduce downtime?
In many cases, yes—especially when the existing controller is obsolete or difficult to support. Modern controllers can improve diagnostics and reliability, which helps troubleshooting and can reduce repeat issues.

Glossary (helpful terms for service planning)

ADA (Americans with Disabilities Act)
Federal civil rights law that includes accessibility requirements for many public-facing facilities. Elevator and accessible route requirements are often coordinated with referenced safety and accessibility standards.
LULA (Limited Use/Limited Application) elevator
A type of low-rise elevator commonly used to improve accessibility in smaller commercial buildings where a full passenger elevator may not be the preferred solution.
Preventive Maintenance (PM)
Scheduled service intended to prevent failures and keep equipment operating safely and reliably through inspection, adjustment, and component care.
Periodic testing
Code-driven testing performed at specified intervals to verify safe operation and compliance (often coordinated with licensed inspectors/Qualified Elevator Inspectors, depending on jurisdiction).
Platform lift (wheelchair lift)
An accessibility device designed to move a wheelchair user between elevations (often shorter-rise applications). Maintenance typically emphasizes gates/doors, locks, controls, and safety features.

Dumbwaiter Installation in Boise, Idaho: What to Expect, What to Avoid, and How to Get It Done Right

A smarter way to move groceries, laundry, dishes, and supplies—without hauling them up the stairs

A dumbwaiter is one of the most practical “quality of life” upgrades you can add to a Boise home or commercial space—especially when you’re moving items between floors every day. The best installs feel effortless: quiet travel, smooth stops, safe doors, and a layout that fits the way you actually use your building. This guide breaks down dumbwaiter installation from planning through inspection, with Boise-area considerations that help you avoid delays, rework, and safety headaches.

Dumbwaiters are for goods—not people. They’re designed to carry items like groceries, laundry baskets, small cartons, restaurant supplies, or office materials. Typical dumbwaiter capacities commonly fall in the 100–500 lb range, depending on the application and model selection. Some manufacturers and industry references also note a maximum allowed by code up to 750 lb for dumbwaiters. This is why sizing the system to your use case matters—oversizing can add cost and shaft requirements, while undersizing can lead to chronic overloading and wear.

Quick definition: Idaho law defines a dumbwaiter as a hoisting/lowering mechanism with a limited-size car used exclusively for carrying materials, moving in guide rails, and serving two or more landings.

Residential vs. Commercial Dumbwaiter Installation: Key Differences

Boise homeowners often choose a dumbwaiter to support aging in place (fewer trips carrying heavy loads), improve convenience (kitchen-to-pantry or garage-to-main-floor), or reduce strain after surgery or injury. Commercial property managers typically install dumbwaiters to streamline workflow—moving items between a kitchen and service area, a stockroom and sales floor, or multi-level office storage.

Consideration Residential Dumbwaiter Commercial Dumbwaiter
Typical load use Groceries, laundry, dishes, small bins Cartons, food trays, supplies; higher duty cycles
Capacity range Often 100–300 lb (common selection) Commonly 200–500 lb options
Finish and durability Often cabinetry-matched or discreet Stainless or heavy-duty finishes for abuse resistance
Controls and compliance Focus on safe, simple operation Often specified with UL-listed/certified controllers

Note: Capacity and controller specs vary by model; many commercial offerings list 200–500 lb capacity ranges and reference UL-certified/UL-listed controller options.

Planning Your Dumbwaiter: The Decisions That Drive Cost, Timeline, and Performance

1) Landings & layout

Decide where you’ll load and unload. Common Boise home layouts include garage-to-kitchen, kitchen-to-pantry, or main floor-to-basement storage. In commercial spaces, think “workflow”: receiving area to storage, or kitchen to service station.

2) Capacity (and how people really use it)

The right capacity is based on your heaviest “normal load,” not the occasional outlier. A good rule is to size for a realistic full load (for example, a laundry basket plus towels, or a bin of pantry items) and add a buffer so the system isn’t operating at the edge every day.

3) Doors, gates, and safety interlocks

A well-designed dumbwaiter reduces risk through proper door configuration and interlocks so the system can’t run with a landing door open. This is one of the most important “quality” indicators of a professional installation—especially in busy commercial environments.

4) Electrical & controls (UL listing matters)

Many modern dumbwaiter systems specify UL-listed or UL-certified controllers. Beyond the label, what you want is a system that’s supportable long-term, with safe operation, reliable parts availability, and clean wiring that will pass inspection without drama.

Did You Know? Quick Facts That Help You Plan

Idaho requires an installation permit for the installation or major alteration of a conveyance (which includes dumbwaiters) before the work begins.

Idaho’s elevator program publishes fee schedules that list platform lift/material lift/dumbwaiter items (commonly shown as $750 in the state schedule) that include plan review and acceptance inspections, with reinspection fees if additional trips are required.

Platform lifts and stairway chairlifts are governed under ASME A18.1, while elevators and dumbwaiters fall under the elevator code family (often referenced under ASME A17.1), which is why choosing the right equipment type up front prevents code conflicts later.

Step-by-Step: How a Professional Dumbwaiter Installation Typically Works

Step 1: Site visit & measurements

Your installer verifies the shaft path, landing locations, structural framing needs, and electrical routing. In existing Boise homes, this is where we identify obstacles like ductwork, plumbing stacks, or tight joist bays that can affect the final design.

Step 2: Engineering coordination (when needed) & plan set

Commercial spaces (and many custom residential builds) benefit from formal drawings to coordinate carpentry, electrical, and fire/smoke details. If the job requires plan approval, submitting clean, complete documentation reduces review cycles and protects your schedule.

Step 3: Permit, build-out, and rough-in

In Idaho, installation permits are required for conveyances prior to installation or major alteration. The shaft is framed, door openings are prepared, and power/controls are roughed in so the equipment can be installed without field improvisation.

Step 4: Equipment installation & safety verification

The team installs the rails, car, drive components, controller, call/send stations, and door interlocks. This phase is also where craftsmanship shows: plumb rails, clean cable management, quiet operation, and consistent leveling/stopping.

Step 5: Acceptance inspection & ongoing maintenance plan

Idaho’s rules include inspection requirements, and inspections are performed when the installation is complete and safe for inspection. After approval, set a maintenance cadence that matches how often you use the system—especially for commercial dumbwaiters that run all day.

Boise Local Angle: What Homeowners & Property Managers Should Watch For

In the Treasure Valley, the biggest dumbwaiter installation delays are rarely about the equipment itself—they’re usually caused by site constraints (tight framing, unexpected utilities in the wall), scope changes after rough framing, or permit/inspection timing.

Pro tip for Boise remodels: If you’re opening walls anyway, it’s often the best time to add a dumbwaiter chase, upgrade electrical, and place landings where they’ll be most useful long-term (not just “where it’s easiest to frame”).

Ready to plan a dumbwaiter installation in Boise?

Idaho Custom Lifts & Elevators helps homeowners and commercial property managers choose the right dumbwaiter configuration, coordinate code-compliant installation, and keep the system running reliably for years.

FAQ: Dumbwaiter Installation in Boise

Do I need a permit for a dumbwaiter in Idaho?

Yes. Idaho law requires an installation permit for installation or major alteration of a conveyance (including dumbwaiters) before work begins. Your installer should help you navigate the correct process and scheduling.

How much weight can a dumbwaiter carry?

Many residential and commercial dumbwaiters are selected in the 100–500 lb range, with commercial systems commonly offered at 200–500 lb capacities. Some industry references also cite a code maximum up to 750 lb. The best approach is to size the system to your routine load and usage frequency.

Is a dumbwaiter considered an elevator?

A dumbwaiter is a type of conveyance, but it’s specifically designed for materials only, with a limited-size car and different application requirements than a passenger elevator. Code and inspection requirements still apply.

How long does dumbwaiter installation take?

Timelines vary based on whether you’re in new construction or a retrofit, how many landings you need, and how quickly framing/electrical can be coordinated. Permitting and inspection scheduling can also affect the project calendar. A site visit is the fastest way to get a realistic timeline.

Do dumbwaiters require maintenance?

Yes. Like any lifting equipment, routine maintenance helps prevent downtime and extends component life. Commercial dumbwaiters—because of higher daily use—typically benefit from more frequent preventative service.

Glossary (Helpful Terms)

Acceptance inspection: The inspection performed after installation is complete to verify the conveyance is safe and compliant before operation approval.

Conveyance: A regulated lifting device category that can include elevators, dumbwaiters, platform lifts, and related equipment under state oversight.

Interlock: A safety device that helps prevent movement when a landing door is open (or prevents a door from opening when the car isn’t present), depending on the system design.

UL listed / UL certified controller: A controller evaluated to applicable safety standards by UL (Underwriters Laboratories) or referenced as UL-certified/UL-listed in product specifications.