Free Shipping Over $95
Norton Seal
  • Safe & Secure Site
  • Satisfaction Guaranteed
  • Over 1 Million Bulbs Delivered

Philips 421792 - 860W Metal Halide - BT56 - 4000K - AllStart

129.99 $ Topbulb

Order Code: PH421792

Price: $129.99

Ships in 5-10 Days

This item usually ships in 5-10 business days after order is placed.

The Philips 421792 CDM860/V/O/4K/EA 860 watt, 3700K cool white color temperature and high CRI 92 metal halide lamp produces 82,000 initial lumens and is a direct replacement for 1000 watt metal halide.

This bulb can be operated on both probe and pulse start magnetic ballasts: M47, M141 and C194.

Philips Energy Advantage CDM bulbs with AllStart Technology are high-efficiency, open fixture rated, ceramic metal halide solutions that provide energy savings without compromising the quality of the illumination.

Download the product data sheet below for complete specifications.


About Philips

For over 123 years, Philips Lighting has been a global marketplace leader known for pioneering innovative lighting technology and products. Philips serves both individual consumers and businesses with a diverse, high quality product selection across a full range of market segments. The product selection provides for the needs of these markets through light sources, luminaires, electronics, controls, and full applications and solutions.

ANSI Code C194
Watts 860
Lumens Per Watt 95.3
Lamp Shape BT56
Base EX39 (Excl. Mogul)
Average Life (hours) 20000
Color Temperature 3700
Color Rendering Index 92
Initial Lumens 82000
Mean Lumens 65000
Max Overall Length (In.) 15.37
Bulb Finish Clear
Lamp Type Metal Halide
Operating Burn Position Vertical
Luminaire Requirement Open

Topbulb Order Code PH421792
Brand Philips
Manufacturer's Description CDM860/V/O/4K/EA
MPN 421792
UPC 046677421793