Description
United Pacific 38828 is a 4″ round auxiliary/utility lamp built around a ten-LED white array behind a clear polycarbonate lens. Used as a back-up, dome, or work light on commercial trucks, trailers, and service bodies — wherever a simple 12-volt round housing is needed. The companion deep-dish version is United Pacific 38078.
Specifications
| Manufacturer | United Pacific |
|---|---|
| Part Number | 38828 |
| Part Type | Auxiliary / Utility Light, 4″ Round |
| LED Count | 10 LEDs |
| LED Color | White |
| Lens | Clear |
| Operating Voltage | 12V DC |
Applications
Used as a 4″ round white utility lamp on:
- Class 7-8 tractor and vocational truck cab/sleeper accessory positions
- Trailer, service body, and walk-in van back-up and work-light positions
- Bus, motorhome, and emergency-service vehicle interior or compartment lighting
Pair with a 4″ rubber grommet and a matching pigtail (e.g. Power Products LT40G grommet, LT1400 2-wire pigtail) for flush flange-mount installation.




