Product Overview

GE 92585 CMH70/TC/830/G8.5 70W 3000K Warm White ConstantColor® CMH - G8.5 Base

The GE 92585 (CMH70/TC/830/G8.5) is a high-performance 70-watt ceramic metal halide lamp featuring ConstantColor® technology. Delivering 6,200 lumens of warm 3000K light, this compact T4.5 lamp provides superior color stability and efficiency for high-end retail, gallery, and commercial display environments.

⚠️ REQUIRED: Requires a 70W ANSI M139 or C139 pulse start ballast. Use in enclosed fixtures only.

Technical Specifications

Product Code: 92585 (CMH70/TC/830/G8.5)

Wattage: 70W

Light Output: 6,200 Initial Lumens

Color Temperature: 3000K Warm White

Color Rendering Index (CRI): 80+

Bulb Shape: T4.5 Tubular

Base Type: G8.5 Bi-Pin (8.5mm spacing)

Overall Length: 3.37 inches (85 mm)

Average Rated Life: 15,000 Hours

ANSI Ballast Code: M139 / C139

Burn Position: Universal

Key Performance Benefits

ConstantColor® Tech: Eliminates the "greening" effect common in standard metal halides for consistent color over 15,000 hours.
High Efficacy: Produces over 88 lumens per watt, offering high-intensity illumination with lower energy consumption.
Precision Optics: Small G8.5 footprint allows for compact, discreet luminaires with tight beam control.

Safety & Installation

This lamp must be used in enclosed fixtures rated for HID use to protect against UV radiation and potential arc tube rupture. Verify your socket spacing (8.5mm) before installation; this lamp will not fit standard G12 (12mm) sockets.