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Ken-Rad H39-22KB (H39KB-175) Long-Life 175W Mercury Vapor Lamp The Ken-Rad branding is an abbreviation of Kentucky Radio Corporation. In 1946, Westinghouse bought their lamp division, and GE bought their radio tube division. This lamp was made by Westinghouse in Bath, NY. Sometime in the early seventies, Westinghouse abandoned the Ken-Rad brand on mercury vapor lamps. Keywords: Lamps

Ken-Rad H39-22KB (H39KB-175) Long-Life 175W Mercury Vapor Lamp

The Ken-Rad branding is an abbreviation of Kentucky Radio Corporation. In 1946, Westinghouse bought their lamp division, and GE bought their radio tube division. This lamp was made by Westinghouse in Bath, NY. Sometime in the early seventies, Westinghouse abandoned the Ken-Rad brand on mercury vapor lamps.

SYL-H39-22KB-04-1_0.jpg KR-H39-22KB-37.jpg WL-H39-22KB-40-25_0.jpg WL-H38-4HT-32_1.jpg WL-H33GL-300-DX-EW-96-1.jpg
Lamp/Fixture Information
Manufacturer:Westinghouse Electric Corporation
Model Reference:H39-22KB (H39KB-175)
Lamp
Lamp Type:Mercury Vapor
Filament/Radiator Type:Fused Quartz
Base:E39 (Mogul)
Shape/Finish:BT28
Service Life:24,000 Hrs +
Burning Position:Universal
Fixture
Ballast Type:H39-22
Electrical
Wattage:175W ~
Voltage:130V ~
Current:1.73A ~
Optical
Lumen Output:7,900 (Initial) / 7,400 (Average)
Lumen Efficacy:45 (Initial) /42 (Average)
Colour Temperature:5700K CCT ~
Colour Rendering Index:22%
Physical/Production
Factory Location:Bath, NY USA
Fabrication Date:3/67
Application/Use:Residential Streets & Security
File information
Filename:KR-H39-22KB-37.jpg
Album name:Eric / Mercury Vapor Lamps
Keywords:Lamps
Filesize:416 KiB
Date added:05 Apr 2026
Dimensions:1473 x 1050 pixels
Displayed:16 times
DateTime Original:2022:10:18 20:15:44
Software:Windows Photo Editor 10.0.10011.16384
URL:https://trad-lighting.net/gallery/displayimage.php?pid=1177
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