What Is the Voltage Requirement for LED Wall Lights?

Selecting the right voltage is one of the fastest ways to avoid flicker, premature driver failure, nuisance tripping, and failed inspections. For LED Wall Lights, the “voltage requirement” usually refers to the input voltage range the built-in LED driver can accept, not the LED chips themselves. In practical terms, you match the fixture’s rated input to the site’s supply voltage, then confirm the driver and wiring method fit the installation environment.

From an outdoor lighting manufacturer’s perspective, voltage planning should be done at the same time as IP rating, mounting method, and control strategy, because these factors interact directly with driver selection and long-term stability.

Understand the Three Voltage Levels in a Wall Light System

Most led wall lights involve three electrical layers:

1. Building supply voltage
   This is what your site provides: common values include 120V in North America, 230V in many regions, and commercial supplies like 277V. IEC standard nominal system voltages include 120/208V, 120/240V, 230/400V, 277/480V, and more.

2. Driver input range
   The driver converts building AC into a regulated DC output suitable for LEDs. Many Outdoor Wall Lights are designed with “wide input” drivers to simplify global projects.

3. LED operating current and DC output
   Internally, LEDs typically run on constant current DC. This is not the voltage you connect to the building power, but it matters for performance, thermal behavior, and lumen maintenance.

Common Voltage Options for LED Wall Lights

Below is a practical reference table for the most common voltage approaches used in wall lights and wall-mounted outdoor luminaires.

In KORS LED wall light lines, wide input is commonly used for outdoor projects. For example, KORS lists AC85–265V for exterior wall mounted up lights, and 100–240V, 50/60Hz for an outdoor wall light model specification. This wide-voltage approach reduces SKU complexity for mixed-region deployments and helps maintain stable operation when supply quality fluctuates.

Voltage Tolerance Matters More Than the Nominal Number

A site labeled “120V” does not always deliver exactly 120V at the fixture terminals. Utilities and building wiring introduce variation. In the United States, ANSI C84.1 is widely referenced for utilization voltage regulation and tolerance concepts.
This is why wide-input drivers are often preferred for projects where feeder length, load changes, or grid conditions could push voltage toward tolerance limits.

Practical takeaway: spec the driver for the real operating window, not only the nominal voltage printed on a panel schedule.

When Low-Voltage 12V or 24V Is the Better Choice

Some wall-lighting solutions are designed around external drivers and low-voltage distribution, especially when the installation prioritizes safety, simplified maintenance, or modular expansion.

However, low-voltage runs require planning for voltage drop. In many installations, compliance and safety also depend on the power supply classification. A commonly cited guideline for Class 2 compliance is that 12V drivers are typically limited to 60W and 24V drivers to 96W, which influences how much load can be placed on a single supply.

This does not mean low voltage is weaker. It means you design differently: shorter runs, thicker cable, distributed power supplies, and clear segmentation by zone.

Safety and Certification: Voltage Requirements Are Also Compliance Requirements

Voltage selection is not only a performance topic. It is also a safety and compliance topic because insulation, creepage, temperature rise, and leakage current requirements depend on the electrical design. In many markets, LED equipment safety is evaluated against standards such as UL 8750 for LED components and drivers.
For projects that require IEC-based evaluations, LED control gear is commonly assessed within the IEC 61347 family.

For a project buyer, this translates into a simple rule: choose fixtures with driver and marking suitable for the local code environment, not just the correct voltage number.

A Practical Voltage Checklist for LED Wall Light Selection

Use this short checklist when confirming voltage requirements:

• Confirm site supply: 120V, 220–240V, 277V, or another value, and whether 50Hz or 60Hz applies.

• Choose driver input strategy: single-voltage, wide-range, or commercial high-voltage.

• Confirm control method: on/off, motion sensor, photocell, or dimming, since controls can affect driver selection and inrush behavior.

• Confirm environment: outdoor temperature range, IP level, and surge exposure. Exterior walls often need stronger surge handling than sheltered interiors.

• Lock the specification: ensure the fixture label, datasheet, and production build all match the approved voltage requirement for the bulk order.

Why KORS Is a Practical Choice for Voltage-Sensitive Projects

KORS focuses on outdoor lighting categories including LED wall lights and outdoor wall lights, and wide-voltage driver options appear across product specifications, which helps reduce configuration risk when projects span different regions or power conditions. KORS also supports volume-based quoting and can align specifications with OEM/ODM requirements, so the voltage, driver, and control approach remain consistent from sampling to mass production.

Conclusion

The voltage requirement for an LED wall light is best defined as the fixture’s driver input rating matched to the real site supply and tolerance, with additional checks for controls, environment, and compliance. Wide-input designs such as 100–240V or 85–265V can simplify multi-region projects and improve stability under fluctuating power, while 12V/24V systems can be ideal when safety and modular distribution are priorities.

For your project, share the installation country, supply voltage, frequency, and control needs. KORS can recommend a suitable driver input range, confirm the specification details, and provide technical guidance through sampling and production, including OEM/ODM customization support.