Crisp, bright white light with just a simple twist
PhilipsMasterColor® CeramicMetal
Operates on standard HPS ballasts
Rated average life of 20,000 hours1* for both vertical (250W & 400W) and horizontal (250W) operation
Excellent color stability, CRI,and 80% lumen maintenance
• Stays brighter longer
No shut-off required
•Ideal for
Patented coil design offers protection for open fixture rating
Uses ALTO® LampTechnology
1) See back page for footnote
* The 400W Horizontal Operation Lamp has a Rated Average Life of 15,000 hours.
Philips MasterColor® Ceramic Metal Halide
Ideal for indoor and outdoor applications of industrial facilities and warehouses
MASTERCOLOR®
†This lamp is better for the environment because of its reduced mercury content. All Philips ALTO® lamps give you