Philips P-5805-F manual Upgrade to better white light, ED 231⁄2 bulb shape with a mogul base

Philips MasterColor®

Ceramic Metal Halide

Pulse Start ED231⁄2

Lamps featuring ALTO®

Lamp Technology

Ideal for downtown areas, colleges and universities where visibility and quality of light are important

CERAMIC METAL HALIDE

† This lamp is better for the environment because of its reduced mercury content. All Philips ALTO® lamps give you end-of-life options which can simplify and reduce your lamp disposal costs depending on your state and local regulations.

Upgrade to better white light

Philips MasterColor® Ceramic Metal Halide Pulse Start ED231⁄2 lamps are a better value than quartz metal halide, with longer life, higher lumen maintenance, and energy efficiency.

Better quality white light is now available in a familiar

ED 231⁄2 bulb shape with a mogul base

•Easy upgrade to better white light just by changing your bulb*

•Choice of color temperature—3000K or 4000K

Better rated average life1 of 24,000 hours**

•vs. quartz metal halide pulse start 175W (MS175/U/PS) lamp with a 15,000 hour rated average life1

Better lumen maintenance than quartz metal halide

• Improved lumen maintenance increases time between re-lamping

Better energy efficiency

• vs. mercury vapor and quartz metal halide with up to 90 lumens per watt

Better value than quartz metal halide

• Less mercury content than quartz metal halide, better for the environment

1) See back of page for footnote

*Requires a metal halide pulse start ballast

**100W 3000K lamp has a rated average life of 17,000 hours