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Sold in Quantities of:
1 unit(s)
ALB Price: $17.99 per item
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20W Metal Halide T4.5 Shape G8.5 Base - 39858 92696 GE Lighting. This is a single ended metal halide lamp with a G8.5 base. This lamp operates on ANSI codeded ballast C156/M156.

General Electric Metal Halide 20W Bulb with G8.5 Base

This General Electric CMH20/TC/U/830/G8.5 bulb is ideal when you need consistently clean and bright light, such as for retail displays. Enjoy fantastic energy savings and reliable performance from this high-quality single-ended metal halide lamp. This lamp operates on ANSI coded ballast C156/M156.


  • General Electric brand
  • HID metal halide technology
  • 12000-hour lifespan
  • 1650 lumen output
  • 20W
  • 3000K color temperature
  • Universal burn position
  • 81 CRI
  • T4.5 bulb shape
  • G8.5 base
  • M156 ANSI code
  • 3.37” x .57”

Superior Customer Service

If you have questions, we have answers. If you’re not sure if this General Electric CMH20/TC/U/830/G8.5 bulb is compatible with your project, or if you need assistance installing it, our lighting specialists can help. We realize shopping for lighting can be a bit tricky, but our experts make it easy for you. Enjoy ongoing customer support at no extra cost when you shop at Atlanta Light Bulbs.

Buy Quality Lighting for Less

Why pay more for the commercial, residential, or commercial lighting you require? Here at Atlanta Light Bulbs, we sell lighting products from well-known brands at discount prices that keep your project budget-friendly. We also offer the best customer service and guarantees in the industry. Call us at 1-888-988-2852 or message us for expert assistance. Order this General Electric 39858 - 92696 bulb for less today.

This Item Replaces

This product is a direct replacement for the following items:
  • 1256050 GE
  • CDM20/TC/830
  • CDM20/TC/830 67012 PROLUME
  • CDM20/TC/830/G8.5
  • CHM G8.5 PLUS-GE/2
  • CMH20TCUVCU830G8.5
  • G8.5 BASE 20W MH T4.5 3000
  • GE 20W MH T4.5 G8.5 BASE
  • GE 3000K CMH 20W UVC
  • GE 92079
  • GE 92696
  • GE BRAND 92079
  • GE BRAND 92696
  • GE BULB 92079
  • GE BULB 92696
  • GE CMH20/TC/U/830/G8.5
  • GE CMH20/TC/UVC/U/830/G8.5
  • GE LAMP 92079
  • GE LAMP 92696
  • PROLUME 67012


Minimum Qty 1
Brand General Electric
Technology HID - Metal Halide
Actual Wattage 20
Equivalent Wattage
Lumen Output 1650
Lumens Per Watt
Color Temperature (Kelvin) 3000
Color Rendering Index 81
Light Color
Bulb Shape T4.5
Base Type G8.5
Burn Position Universal
Beam Degrees
Ansi Code M156
Ballast Factor
Ballast Start Type
Useful Life Hours 12000
Dimmable No
Outdoor Rated No
DLC Certified No
LDL Certified No
LM79 Certified No
LM80 Certified No
TM21 Certified No
Energy Star Rated No
Manufacturer Code
Manufacturers Notes
Diameter (Inch) 0.57
Dimensions (Inch) 3.37(Length) • (Width) • (Height)


Lead Time:
IN STOCK – Same Day Shipping (order by 4PM ET M-F)

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