Product Overview
This manual provides comprehensive instructions for the HOFTRONIC LED Damp Room Light, a 150 cm, 60W fixture designed for various environments. It features a neutral white light at 4000K and an IP65 rating for water and dust resistance, making it suitable for both indoor and outdoor applications.
The fixture is equipped with two LED fluorescent tubes, delivering a total of 9600 lumens at an efficiency of 160 lumens per watt. It is constructed from durable ABS and polycarbonate materials, offering resistance to chemical vapors and impacts. The patented flicker-free design ensures stable illumination, reducing eye strain.
Important Safety Information
WARNING: Always disconnect the power supply at the main circuit breaker before attempting any installation, maintenance, or repair procedures to prevent electric shock.
- Installation must be performed by a qualified electrician in accordance with all local and national electrical codes.
- Do not modify the product in any way not explicitly described in this manual. Unauthorized modifications may void the warranty and pose safety risks.
- Ensure the mounting surface is structurally sound and capable of supporting the weight of the fixture.
- The operating temperature range for this fixture is -20 °C to +40 °C. Do not operate outside this range.
- Keep packaging materials out of reach of children.
Package Contents
Verify that all the following components are included in your package:
- 1x HOFTRONIC LED Damp Room Light Fixture
- 2x LED Tubes (G13 fitting)
- 1x LED Driver (integrated)
- Mounting Screws
- Wall Plugs
- Stainless Steel Mounting Brackets
Installation Instructions
1. Preparation
- Before starting, ensure the power supply to the installation area is completely disconnected at the main circuit breaker.
- Unpack all components and inspect them for any damage.
2. Mounting the Fixture
Select a suitable mounting location. The fixture is designed for secure wall or ceiling mounting.

Image: Close-up of the fixture's mounting clips and cable gland.
- Use the provided mounting brackets as a template to mark the drilling points on your chosen surface.
- Drill holes at the marked points and insert the wall plugs.
- Securely attach the mounting brackets to the surface using the provided screws.
- Attach the light fixture to the installed mounting brackets.
3. Electrical Connection
Access the internal wiring compartment by carefully turning the two plastic nipples located on the top ends of the fixture's metal cover. Once turned, the cover can be lifted.

Image: Internal view of the fixture with G13 sockets and wiring.
- Connect the main power supply (220-240V AC) to the fixture's wiring terminals. Ensure correct connection of Live (L), Neutral (N), and Earth (PE) wires.
- This fixture supports linking multiple units in series. If connecting multiple lights, use the cable glands on the side of the fixture for secure and waterproof cable entry/exit.
4. Inserting LED Tubes
Carefully insert the two LED tubes into the G13 sockets within the fixture. Ensure they are securely seated and twisted into place.

Image: LED tube with G13 pins, demonstrating flicker-free technology.
5. Closing the Fixture
- Replace the fixture cover, ensuring it is properly aligned and the plastic nipples are turned back to their locked position to maintain the IP65 seal.
- Secure the cover with the stainless steel clamps provided.
6. Power On
- Restore power at the main circuit breaker.
- Test the light fixture to ensure proper operation.
Operating Instructions
The HOFTRONIC LED Damp Room Light is designed for simple operation:
- The light is controlled by a standard wall switch connected to its power supply.
- Upon activation, the fixture provides instant, flicker-free neutral white light at 4000K.
- This fixture is not dimmable.

Image: Compatibility information for different ballast types.
Maintenance
To ensure optimal performance and longevity of your HOFTRONIC LED Damp Room Light, follow these maintenance guidelines:
- Cleaning: Disconnect power before cleaning. Clean the exterior of the fixture with a soft, damp cloth. Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the polycarbonate and ABS materials.
- Tube Replacement: If an LED tube needs replacement, ensure the power is off. Carefully open the fixture, remove the old tube by twisting and pulling, and insert a new compatible G13 LED tube. Ensure the new tube is securely seated before closing the fixture.
- Inspection: Periodically check the mounting hardware and electrical connections for security and signs of wear or damage.
Troubleshooting
If you encounter issues with your HOFTRONIC LED Damp Room Light, refer to the following troubleshooting steps:
- Light does not turn on:
- Check the power supply at the main circuit breaker to ensure it is not tripped.
- Verify that all electrical connections within the fixture are secure and correctly wired.
- Ensure both LED tubes are correctly inserted into their G13 sockets.
- Confirm that the wall switch is in the 'ON' position.
- Light flickers:
- This fixture is designed to be flicker-free. If flickering occurs, check for unstable power supply or loose connections.
- Ensure the fixture is not connected to an incompatible ballast type (e.g., electronic or high-frequency ballasts).
- Reduced brightness:
- Clean the exterior of the fixture and the LED tubes to remove any dust or debris that may be obstructing light output.
- Verify that the correct type of LED tubes are installed and are not nearing the end of their lifespan.
If the issue persists after following these steps, please contact customer support or a qualified electrician.
Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | 552531 |
| Input Voltage | 220-240 V AC |
| Power Consumption | 60 W |
| Luminous Flux | 9600 lm |
| Light Color | Neutral White |
| Color Temperature | 4000 K |
| Color Rendering Index (CRI) | > 80 Ra |
| Power Factor | > 0.95 |
| IP Rating | IP65 (Waterproof) |
| Dimmable | No |
| Material | ABS Plastic / Polycarbonate (PC), Aluminum |
| Dimensions (L x W x H) | 1572 x 102 x 73 mm |
| Operating Temperature | -20 °C to +40 °C |
| Average Lifespan | 50,000 hours |
| Bulb Base | G13 |
| Number of Bulbs | 2 |
| Energy Label | B |
| Certifications | CE, EMC, RoHS, LM80, TÜV |

Image: EU Energy Label for Model 552531.
For detailed energy information, please refer to the official EU Energy Label:
Warranty and Support
This HOFTRONIC LED Damp Room Light (Model 552531) comes with a 5-year warranty, reflecting its superior build quality and expected lifespan of over 50,000 hours.

Image: 5-Year Warranty and 50,000 Hours Lifespan.
For technical support, warranty claims, or further assistance, please contact your authorized HOFTRONIC retailer or visit the official HOFTRONIC website for contact information.