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50 Watt Philips Protected Pulse Start Metal Halide 3K ED-17P Lamp
50 Watt Philips Protected Pulse Start Metal Halide 3K ED-17P Lamp
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Manufacturer: Philips Lighting
Product Number: 429944
SKU Number: 030054

General Description: This Philips 50 watt protected pulse start metal halide lamp requires a M148 / M110 /O ballast to operate and is rated for open or closed fixtures.  It will produce up to 4800 lumens of light and is engineered to last for 20,000 hours on average. The "MasterColor" technology allows for very little color shift of the light (+/- 200K) over the lamps life. It has a 3000K color temperature making the light look similar to halogen bulbs.

50 Watt Philips Medium Base 3000K Pulse Start
Protected Metal Halide
 Light Bulb

Product Specifications

Manufacturer Philips Lighting
Product Number 423681
Volts 95 Volt
Watts 50
Beam Angle 360°
Base Type Medium (E26)
Bulb Style ED17P
Length 2.125 Inches
Diameter 5.4 Inches
Lumens 4800
Color Rendering Index (CRI) 87 to 90
Color Temperature  3000K
Rated Average Life 20,000 Hours
Energy Star Qualified No
Dimmable No
Full Product Name MasterColor CDM 50W Med ED17P 3K U
Ordering Code MCH50/U/MP/3K Elite
Case Quantity 12
Technology Pulse Start Metal Halide
Alternate Product Number 42368-1
Specification Sheet

Features & Benefits

• Requires M148 / M110 / O ANSI code ballast 
• Protected Lamp can be used in open or closed fixtures
• "MasterColor" provides color stabilty for the life of the lamp (+/- 200K) 
• Medium base (E26)
• High CRI of up to 90
• 6.6 mg of mercury in the light bulb
• 3000K color temperature 
• Produces 4800 initial lumens with mean lumens of 4300


• Ideal for security, parking lot or roadway lighting

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