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Light Bulb & Ballast Product Information Home

Light Bulbs & Ballasts
Light Bulbs & Ballasts

Basic Information

HID Diagram

 Bulb Types

Bases

Light Bulbs & Ballasts
Light Bulbs & Ballasts



More lighting information:
General Facts
Color Temperature & CRI
Measuring Bulbs
Bulb Types
Base Types
Glossary
Specific Facts
Incandescent Bulbs
Halogen Bulbs
LED Exit Lamps
Compact Fluorescent
Fluorescent Tubes
High Intensity Discharge
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Information Home

High Intensity Discharge Bulb Types

A bulb designation consists of a letter(s) to indicate the shape and a number to indicate the approximate major diameter in eighths of an inch. Click on an image below to view a sample product for each bulb style.
ED 17 HID bulb
ED-17

 E-17 HID Bulb
E-17

 ET 18 HID bulb
ET-18

 ET-23.5 HID bulb
ET-23.5

 E 25 HID bulb
E-25
BT 28 HID bulb
BT-28

 BT 37 HID bulb
BT-37

   BT 56 HID bulb
BT-56

 PAR HID bulb
PAR
T-7
HQI Compact metal halide HID bulb
T-15



 ED 17 HID bulb
Single Ended
HQI Compact
Metal Halide
70W and 150W


 Mogul base metal halide HID bulb
Mogul Base HQI
Metal Halide
250W and 400W
HQI Compact metal halide HID bulb
Double Ended HQI
Compact Metal Halide
70W and 150W
 		HQI Compact metal halide HID bulb
Double Ended HQI
Compact Metal Halide
250W

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