Surge Protector for LED Lights
- 50kA protection shields LED fixtures from lightning and electrical surges
- Matched devices for Wye, Delta, and split-phase configurations
- Expert support helps you select the right voltage and system type
Get Your Custom Lighting Plan With Product Recommendations
- Professionally Designed Lighting Layout
- Fixture Count & Recommendation
- Improved Energy Efficiency & Reduced Maintenance
Our Citel Surge Protector for LED Lights selection includes 50kA surge protection devices for commercial and industrial electrical systems. Available configurations include 208/120V three-phase Wye, 240/120V split phase, 277/480V three-phase Wye, and 480V three-phase Delta models. These products provide surge protection for connected LED fixtures, drivers, controls, sensors, panels, and other electrical equipment. Selected models carry an IP66 environmental rating.
Common applications for these surge protection devices include parking lot and area lighting, pole-mounted outdoor fixtures, warehouses, distribution centers, industrial facilities, manufacturing sites, campuses, dealerships, and other commercial properties. The available 208/120V and 277/480V products support three-phase Wye systems, while separate models are offered for 240/120V split-phase and 480V three-phase Delta systems. These configurations cover lighting systems connected to motors, machinery, transformers, switching equipment, long branch circuits, and large exterior lighting networks. Product specifications vary by model, including system voltage, phase configuration, environmental rating, dimensions, installation requirements, certifications, and other electrical characteristics.
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Starting At $311.84
Panel-mounted surge protectors help protect LED lighting systems from short-duration voltage spikes that can damage drivers, controls, sensors, and emergency components. They are especially useful in heavy manufacturing facilities where large motors, welders, compressors, conveyors, variable frequency drives, induction equipment, and other high-power machinery frequently start, stop, or switch loads. These electrical events can introduce transient overvoltage into the facility distribution system. Although many commercial and industrial LED fixtures include built-in surge protection, a properly selected surge protective device at the electrical panel provides an additional layer of protection before the disturbance reaches multiple lighting circuits. Our Citel panel-mounted surge protectors are designed for service, distribution, branch, and local panel applications, depending on the selected model and installation. Available configurations support common commercial and industrial electrical systems, including 120/240V, 277/480V, and other single-phase or three-phase arrangements.
Selection Note: Match the surge protector to the exact system voltage, phase, wiring configuration, available short-circuit current, and panel location. A surge protector with the wrong voltage or system configuration may not provide the intended protection and can create an unsafe installation.
How Panel-Mounted Surge Protection Helps LED Lights
LED fixtures use electronic drivers to convert incoming AC power into the controlled DC power required by the LEDs. Repeated electrical transients can stress driver components even when a single event does not cause immediate failure. Panel-mounted surge protection can help reduce the risk of:
- Premature LED driver failure
- Fixtures that flicker, cycle, or stop operating
- Damage to occupancy sensors and lighting controls
- Failure of dimming and networked-control components
- Unexpected lighting outages over production areas
- Repeated fixture or driver replacements
A panel-mounted device can protect multiple downstream lighting circuits, while fixture-level surge protection provides localized protection at each luminaire. Using both can provide a layered approach in facilities with recurring power-quality disturbances.
Where These Surge Protectors Fit Best
Panel-mounted Citel surge protectors are well suited for manufacturing and industrial facilities where electrical switching events are common. Applications may include:
- Metalworking and fabrication plants
- Facilities using welders or plasma-cutting equipment
- Machining and CNC production areas
- Plants with large motors, pumps, fans, or compressors
- Conveyor and material-handling systems
- Facilities using variable frequency drives
- Induction heating and other high-power process equipment
- Warehouses connected to heavy production operations
Installation at the panel supplying the LED lighting can help isolate those circuits from transient events traveling through the broader electrical distribution system. Larger facilities may require coordinated surge protection at the service entrance, distribution panels, and local panels serving sensitive equipment.
How to Select a Surge Protector
| Selection Factor | What to Confirm |
|---|---|
| System voltage | Match the SPD to the actual line-to-line and line-to-neutral voltage, such as 120/240V or 277/480V. |
| Phase and wiring | Confirm whether the system is single phase, split phase, three-phase wye, or three-phase delta and verify the number of conductors and neutral configuration. |
| Panel location | Identify whether protection is needed at the service entrance, a distribution panel, a branch panel, or a local panel serving lighting circuits. |
| Surge-current rating | Review the device’s nominal and maximum surge-current ratings using the exact product specifications. A higher rating does not correct a voltage or wiring mismatch. |
| Voltage protection rating | Compare the published clamping or voltage protection ratings for the applicable protection modes. |
| Short-circuit current rating | Confirm that the SPD’s SCCR is appropriate for the available fault current at the installation point. |
| Protection modes | Verify the required line-to-line, line-to-neutral, line-to-ground, and neutral-to-ground protection for the electrical system. |
| Status monitoring | Choose a device with visible indicators or alarms so maintenance personnel can confirm that surge protection remains operational. |
Citel Panel-Mounted Surge Protector Features
Available Citel M50-series devices provide panel-mounted protection for compatible electrical systems. Depending on the model, features may include:
- UL 1449 Type 1 listing
- 50kA maximum surge-current rating per mode
- Hybrid MOV-GSG surge-protection technology
- Line, neutral, and ground protection modes based on system configuration
- LED operating-status indicators
- Audible fault alarm
- Panel mounting using a threaded connection and wire leads
- Enclosures suitable for demanding indoor or outdoor locations
Specifications vary by voltage and wiring configuration. Confirm the exact Citel model rather than selecting from the surge-current rating alone.
Surge Protection Does Not Correct Every Power-Quality Problem
A surge protective device is intended to limit short-duration transient overvoltage. It does not correct every electrical condition that can damage LED lighting. Facilities may require additional investigation or mitigation when problems involve:
- Sustained overvoltage or undervoltage
- Incorrect neutral or grounding connections
- Voltage imbalance
- Electrical harmonics
- Repeated voltage sags
- High-frequency electrical noise
- Improperly configured variable frequency drives
- Loose connections or wiring defects
If LED failures continue after surge protection is installed, a qualified electrical professional should evaluate the facility’s power quality, grounding, bonding, neutral, connected equipment, and distribution system.
Installation Considerations
Panel-mounted surge protective devices should be installed by a qualified electrician according to the manufacturer’s instructions, applicable electrical codes, panel requirements, and the authority having jurisdiction. Lead length and routing can affect surge-protection performance. The SPD should generally be mounted close to the protected panel with conductors kept as short and direct as the approved installation permits. The electrician should also verify voltage, phase, wiring configuration, grounding, available fault current, and required overcurrent protection before installation.
Need Help Selecting Surge Protection for LED Lighting?
LED Lighting Supply can help narrow available Citel surge protectors using the facility voltage, phase, wiring configuration, panel location, connected lighting load, equipment creating electrical disturbances, and existing fixture surge-protection ratings. Contact us about surge protection for LED lighting and include panel photographs, voltage and phase information, one-line diagrams, fixture specifications, or details about the machinery operating in the facility when available. LED Lighting Supply can assist with product selection using the information provided. Final electrical-system evaluation, SPD coordination, wiring, installation, grounding, bonding, fault-current requirements, and code compliance should be confirmed by a qualified electrical professional.
Surge Protector for LED Lights FAQs
Can A 480V Delta Surge Protector Be Used On A 277/480V Wye System?
No. A 480V three-phase Delta surge protector is not interchangeable with a 277/480V three-phase Wye device because the phase configurations differ. Select the device that matches both the facility voltage and electrical configuration.
Why Is Surge Protection Important For Commercial LED Lighting?
Surge protection can help protect LED drivers, controls, and connected equipment from transient overvoltage events. These events can result from lightning activity, utility switching, motors, transformers, and other electrical disturbances.
Do Outdoor LED Lighting Systems Need Surge Protection?
Outdoor lighting systems may particularly benefit from surge protection because pole-mounted fixtures, long branch circuits, utility disturbances, and nearby lightning activity can expose them to electrical transients. A surge protective device does not replace proper grounding, bonding, circuit protection, or fixture-level surge protection.
What Should Be Confirmed Before Ordering A Surge Protection Device?
Confirm the actual system voltage, electrical configuration, installation location, connected equipment, and environmental requirements before ordering. The Citel devices offered are rated at 50kA, while selected models are IP66 rated; verify the exact product specifications for the project.
Who Should Install A Commercial Surge Protection Device?
Commercial surge protection devices should be installed by qualified electrical professionals familiar with the facility electrical distribution system. They should confirm compatibility with the voltage, phase configuration, grounding, bonding, conductors, overcurrent protection, enclosure, and manufacturer instructions.