GE 46275 MPR320/VBU/XHOPA

Product Overview

GE Lighting Logo

GE 46275 MPR320/VBU/XHOPA – 320W PulseArc Metal Halide Lamp | 4000K | 32,000 Lumens | ANSI M132 | EX39 Mogul Base | ED37

The GE 46275 MPR320/VBU/XHOPA is a 320-watt PulseArc® quartz metal halide HID lamp designed for commercial and industrial lighting applications requiring high lumen output and long service life. Featuring an ED37 bulb, EX39 mogul screw base, 4000K neutral white color temperature, and 32,000 initial lumens, this lamp is suitable for use in both open and enclosed luminaires when installed with compatible ballast equipment.

Wattage

320W

PulseArc® HID

Lumens

32,000

Initial

Color

4000K

CRI 65

Life

20,000

Hours

Base

EX39

Mogul Screw

Quick Specifications

Manufacturer: GE Lighting
Product Number: 46275
Catalog Number: MPR320/VBU/XHOPA
Lamp Technology: PulseArc® Quartz Metal Halide HID
Bulb Shape: ED37
Base: EX39 Mogul Screw
Wattage: 320W
Lamp Voltage: 320V
ANSI Code: M132
Color Temperature: 4000K
CRI: 65
Initial Lumens: 32,000
Mean Lumens: 22,500
Rated Life: 20,000 Hours
Burn Position: Vertical Base Up ±15°
Fixture Rating: Open or Enclosed Fixtures (LET)
Bulb Material: Hard Glass
Maximum Overall Length: 11.50 in (292.1 mm)
Bulb Diameter: 4.625 in (117.4 mm)
Light Center Length: 7.00 in (177.8 mm)
UPC: 043168462754

Product Overview

The GE 46275 MPR320/VBU/XHOPA belongs to GE's High Output Multi-Vapor® PulseArc® family of quartz metal halide lamps. Designed for commercial and industrial HID lighting systems, it delivers high lumen output, neutral-white 4000K illumination, and dependable long-life performance.

This lamp operates in the Vertical Base Up position (±15°) and is suitable for both open and enclosed luminaires when used with the proper ANSI M132 ballast system.

Typical Applications

Industrial high-bay lighting
Manufacturing facilities
Warehouse lighting
Commercial exterior lighting
Area and site lighting
Security lighting

Before Ordering Verify

Catalog Number: MPR320/VBU/XHOPA
GE Product Code: 46275
ANSI Ballast: M132
Lamp Wattage: 320W
Base: EX39 Mogul Screw
Bulb Shape: ED37
Operating Position: Vertical Base Up ±15°
Fixture: Open or Enclosed fixture approved for this lamp.

Safety & Installation

Disconnect power before installation or replacement.
Use only with compatible ANSI M132 ballast equipment.
Warm-up time is approximately 2–5 minutes.
Allow 10–15 minutes for hot restart after power interruption.
If the outer glass envelope becomes broken or cracked, immediately turn power off and replace the lamp.
Avoid direct exposure to UV radiation from damaged lamps.
Do not exceed the rated operating voltage.
Install only in fixtures approved for this lamp type.