Philips MasterColor®
Protected Pulse Start
Ceramic Metal Halide
Lamps featuring ALTO®
Lamp Technology
Ideal for use in high-ceiling
retail, distribution center or
industrial applications
CERAMIC METAL HALIDE
† This lamp is better for the environment because of
its reduced mercury content. All Philips ALTO®lamps
give you end-of-lifeoptions which can simplify and
reduce yourlamp disposal costs depending on your
state and local regulations.
Ceramic arc tube technology for outstanding color performance

Philips MasterColor®Protected Pulse Start Ceramic Metal Halide lamps

offer a range of protected high-efficiency long life medium wattage lamps with

a stable lumen maintenance over lifetime and provides crisp, sparkling light.

Higher lumen maintenance
• Improved lumen maintenance increases time between re-lamping
• 75% lumen maintenance at 24,000 hours*
Superior color stability over life
• Within ±200K for consistent look and feel of the space
• Excellent color rendering—90 CRI
Operates on metal halide pulse start ballasts
Patented coil design offers protection for open fixture rating
No shut off required
• Ideal for 24-hours-a-day, 7-days-a-week operations
(relamp fixtures at or before the end of rated average life)
Patented dual frame construction for improved reliability
and increased life
(* See back of page for footnotes)
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