1. Introduction
Thank you for purchasing the GRUENLICH 8-inch Round LED Bulkhead Light. This product is designed for both outdoor and indoor use, offering reliable and energy-efficient illumination. It features a durable cast aluminum construction, dimmable functionality, and a 5000K Daylight White light output. This manual provides essential information for safe installation, operation, and maintenance of your new light fixture.

Image 1.1: GRUENLICH 8-inch Round LED Bulkhead Light, front view.
2. Safety Information
Please read all instructions carefully before installation and retain this manual for future reference. Improper installation or use can lead to electrical shock, fire, or other hazards.
- Electrical Safety: Always disconnect power at the circuit breaker before installing, servicing, or cleaning the fixture. Ensure all electrical connections comply with local codes and ordinances. If you are unsure about wiring, consult a qualified electrician.
- ETL Certified: This fixture is ETL rated, ensuring it meets recognized safety standards for electrical products.
- Eye Safety: The light source is mercury and flicker-free, designed to be gentle on the eyes. Avoid looking directly into the LED light when illuminated.
- Product Integrity: Do not modify the fixture in any way. Any alterations may void the warranty and create safety risks.
3. Package Contents
Verify that all components are present before beginning installation:
- GRUENLICH 8-inch Round LED Bulkhead Light (1 unit)
- Mounting Hardware (screws, wire nuts, etc.)
- Instruction Sheet
4. Specifications
| Brand | GRUENLICH |
| Model Name | GR-CL02150K |
| Product Dimensions | 7.88"L x 7.88"W x 4.06"H (20cm x 20cm x 10.3cm) |
| Item Weight | 1.61 Pounds |
| Color | Black |
| Light Color | 5000K Daylight White |
| Brightness | 1600 Lumens |
| Wattage | 15 Watts |
| Voltage | 120 Volts |
| Material | Aluminum, Frosted Glass |
| Finish Type | Powder Coated |
| Indoor/Outdoor Usage | Outdoor |
| Water Resistance Level | IP65 Water Resistant |
| Special Features | Anti-Rust, Dimmable, Energy Efficient, Shock Resistant |
| Installation Type | Wall, Ceiling (Flush Mount) |
| Certification | ETL, cETL |

Image 4.1: Product dimensions showing 7.88 inches in diameter and 4.06 inches in depth.
5. Installation Instructions
This fixture is designed for easy installation. Follow these steps carefully. If you are not comfortable performing electrical work, please consult a qualified electrician.
- Prepare for Installation:
- Turn off power at the circuit breaker before starting.
- Ensure the mounting surface is clean, dry, and structurally sound.
- Unpack the fixture and inspect for any damage.
- Disassemble the Fixture:
- Carefully remove the cage and glass lampshade from the aluminum housing. This will expose the mounting holes and wiring connections.

Image 5.1: Exploded view of the light fixture, detailing the aluminum housing with LED chip, high transmission glass lampshade, and cage designed from painted aluminum frame.
- Mount the Fixture Base:
- Align the fixture's aluminum housing with the junction box or desired mounting location.
- Mark the positions for drilling if not using an existing junction box.
- Secure the housing to the wall or ceiling using the provided mounting hardware. Ensure it is firmly attached.
- Wire the Fixture:
- Connect the black wire from the fixture to the black (live) wire from the power supply.
- Connect the white wire from the fixture to the white (neutral) wire from the power supply.
- Connect the green or bare copper ground wire from the fixture to the house ground wire.
- Secure all connections with wire nuts and ensure no bare wires are exposed.
- Reassemble the Fixture:
- Carefully place the glass lampshade back into the housing.
- Attach the cage, securing it with the screws. Do not overtighten.
- Restore Power:
- Turn the power back on at the circuit breaker.
- Test the light fixture to ensure proper operation.
The GRUENLICH Bulkhead Light is built for various weather conditions, featuring IP65 waterproofing for durability and a longer lifespan.
Video 5.2: An official GRUENLICH video demonstrating the features and durability of the bulkhead light, including its IP65 waterproof rating and different color temperature options.
6. Operating Instructions
The GRUENLICH LED Bulkhead Light is designed for straightforward operation.
- Power On/Off: Control the light using a standard wall switch connected to the fixture's power supply.
- Dimmable Functionality: This fixture is fully dimmable. To utilize this feature, connect it to a compatible dimmer switch (not included). The light can be adjusted from 0% to 100% brightness.
- Light Color: The fixture provides 5000K Daylight White illumination, ideal for areas requiring bright, clear light.

Image 6.1: Key features of the light, highlighting 1600 lumens brightness, aluminum construction with frosted glass, and IP65 waterproof rating.

Image 6.2: The light fixture shown with water droplets, illustrating its weather-resistant and IP65 waterproof design, along with heat and frost resistance, aluminum housing, and LED chip.
7. Maintenance
The GRUENLICH LED Bulkhead Light requires minimal maintenance due to its durable construction and integrated LED technology.
- Cleaning: Ensure power is off before cleaning. Wipe the fixture with a soft, damp cloth. Do not use abrasive cleaners or solvents, as these can damage the finish or electrical components.
- Rust-Proof: The fixture is constructed from rust-proof aluminum, making it suitable for outdoor and damp environments without extensive rust prevention.
- LED Lifespan: The integrated LED has a lifespan of approximately 50,000 hours, meaning no bulb replacement is typically needed for many years under normal use.
8. Troubleshooting
If you encounter issues with your GRUENLICH LED Bulkhead Light, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | No power to the fixture, loose wiring, faulty switch. | Check circuit breaker. Ensure all wire connections are secure. Test the wall switch. |
| Light flickers or dims unexpectedly. | Incompatible dimmer switch, loose wiring, power fluctuations. | Ensure dimmer switch is LED compatible. Check wiring connections. Consult an electrician if power fluctuations are suspected. |
| Water inside the fixture. | Improper sealing during installation, damaged gasket. | Turn off power. Disassemble and inspect the gasket and sealing. Reassemble carefully, ensuring a tight seal. |
9. Warranty and Support
GRUENLICH fixtures are produced in a factory with over 40 years of experience in lighting manufacturing, ensuring reliable quality. For any technical assistance, warranty inquiries, or support, please contact the manufacturer directly. Details for contacting support are typically provided with your purchase documentation or on the GRUENLICH official website.
Please retain your proof of purchase for warranty claims.