Product Overview
The Morris Products 74102A LED UFO High Bay Gen 4 Light is designed for warehouse, manufacturing, and other low bay and high bay fixture applications. This 150 Watt light delivers 20843 Lumens with a 5000K color temperature and operates on 120-277V.

Image: The Morris Products 74102A LED UFO High Bay Gen 4 Light, showing its black UFO-shaped housing and integrated LED panel.
Key Features:
- DLC Premium - High Efficacy: Ensures energy efficiency and high performance.
- Small Footprint/Light Weight: Facilitates easier handling and installation.
- 0-10V Dimming: Allows for adjustable light output.
- Seoul 2835 LEDs: Utilizes high-quality LED components.
- Light Pattern: Offers 60° - 120° Beam Spread depending on the reflector used (reflector sold separately).
- Input Voltage: Compatible with 120/208/240/277VAC systems.
- Color Temperature: 5000K, providing a cool white light.
- CRI: >80, indicating good color rendering.
- Operating Temperature: -31°F to 131°F, suitable for various environments.
- LED Life Expectancy: 50,000+ hours for long-term reliability.
- IP65 (NEMA 4X) Rating: Dust and water tight, corrosion resistant.
- Housing: Die Cast Aluminum with Integral Cooling Fin for efficient heat release.
- Hardware: Stainless Steel.
- Wire Whip: 72" for easy installation.
- Finish: Superior Architectural Bronze Powder Coat.
- Mounting: Eye-Hook Mount (M10 Thread) and 10MM/12MM to 3/4" NPT Adapter included.
Specifications
| Attribute | Value |
|---|---|
| Brand | Morris |
| Model Name | 74102A |
| Wattage | 150 watts |
| Lumens | 20843 |
| Color Temperature | 5000K |
| Voltage | 120-277V |
| Material | Die Cast Aluminum, Polycarbonate, Stainless Steel |
| Color | Black |
| Item Weight | 11 pounds |
| Product Dimensions | 14 x 14 x 5 inches |
| IP Rating | IP65 (NEMA 4X) |
| Operating Temperature | -31°F to 131°F |
| LED Life Expectancy | 50,000+ hours |
| Warranty | 5 year warranty |

Image: A technical drawing illustrating the dimensions of the Morris Products 74102A LED UFO High Bay Gen 4 Light, showing a diameter of 13 inches and a height of 8.5 inches.
Installation and Setup
Proper installation is crucial for the safe and efficient operation of the LED UFO High Bay Light. It is recommended that installation be performed by a qualified electrician in accordance with local electrical codes and the National Electrical Code (NEC).
Mounting Options:
- Eye-Hook Mount: The fixture comes with an M10 thread eye-hook for suspension mounting. Ensure the mounting structure can safely support the weight of the fixture (11 pounds).
- Conduit Mount: A 10MM/12MM to 3/4" NPT Adapter is included for conduit mounting. Additional accessories like the 74143A Conduit Mount Adaptor (M10 or M12 to 3/4" NTP Conduit) are sold separately for specific conduit installations.
- Mounting Bracket: The 74110A Mounting Bracket is available separately for alternative mounting configurations.
- Suspension Chain: The 74145A Suspension Chain is sold separately for additional suspension options.
- Safety Tether: For added security, consider using the 74113A Safety Tether, sold separately.
Electrical Connection:
- Ensure power is disconnected at the circuit breaker before beginning any wiring.
- The fixture includes a 72" wire whip for easy connection. Connect the fixture's wires to the main power supply wires according to standard electrical practices (Line, Neutral, Ground).
- Verify the input voltage (120-277VAC) matches the supply voltage.
- For 0-10V dimming functionality, connect the dimming wires to a compatible 0-10V dimmer switch (sold separately).
- Secure all connections with appropriate wire nuts or connectors.
Operating Instructions
Once properly installed and wired, the Morris Products 74102A LED UFO High Bay Light is ready for operation.
- Power On/Off: The light will illuminate when power is supplied to the fixture. Use a wall switch or circuit breaker to control power.
- Dimming Functionality: If connected to a 0-10V dimming system, adjust the dimmer switch to control the light output from 0% to 100%.
- Reflector Installation (Optional): If a specific beam spread is desired, install a compatible reflector (e.g., 74147A - 60° Lens, 74132A - 90° Lens, 74120A - 70° Aluminum Reflector, 74124A - 90° PC Reflector) onto the fixture. Refer to the reflector's specific installation guide.
- Motion Sensor (Optional): If a Center Mount PIR or Microwave Motion Sensor (74150A - PC Reflector Bottom Cover) is installed, the light will operate based on the sensor's settings.
Maintenance
The Morris Products 74102A LED UFO High Bay Light is designed for minimal maintenance due to its durable construction and long-life LEDs. However, periodic inspection and cleaning can help ensure optimal performance.
- Cleaning:
- Before cleaning, ensure the power to the fixture is turned off and disconnected.
- Wipe the exterior of the fixture with a soft, damp cloth. Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish or components.
- Ensure the fixture is completely dry before restoring power.
- Inspection:
- Periodically inspect the mounting hardware and electrical connections to ensure they remain secure.
- Check for any visible damage to the housing, lens, or wiring. If damage is found, discontinue use and contact a qualified electrician for repair or replacement.
- Heat Dissipation: The integral cooling fins are designed to release heat efficiently. Ensure there is no obstruction around the fixture that could impede airflow and heat dissipation.
Troubleshooting
This section provides basic troubleshooting steps for common issues. For more complex problems, contact a qualified electrician or Morris Products customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | No power supply; loose wiring; faulty switch or circuit breaker. | Check power supply at the source. Verify all wiring connections are secure. Test the switch and circuit breaker. |
| Light flickers or dims unexpectedly. | Unstable power supply; incompatible dimmer; loose wiring. | Ensure stable power. Verify dimmer compatibility (0-10V). Check wiring connections. |
| Light output is lower than expected. | Dimmer set too low; dust/dirt on lens; incorrect reflector. | Adjust dimmer to maximum. Clean the lens. Ensure the correct reflector is installed if applicable. |
| Fixture is excessively hot. | Poor ventilation; obstructed cooling fins. | Ensure adequate airflow around the fixture. Clear any obstructions from the cooling fins. |
Warranty Information
The Morris Products 74102A LED UFO High Bay Gen 4 Light is covered by a 5-year warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use and service.
The warranty does not cover damage resulting from improper installation, misuse, abuse, accidents, unauthorized repairs or modifications, or acts of nature. For warranty claims, please retain your proof of purchase and contact Morris Products customer support.
Customer Support
For technical assistance, product inquiries, or warranty claims, please contact Morris Products directly. Refer to the official Morris Products website or product packaging for the most current contact information.
Morris Products Inc. is a leading manufacturer and supplier of HVACR parts and accessories, committed to providing quality products and exceptional customer service.





