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FILE 12/61 |  |
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| Lamp/Fixture Information | |
| Manufacturer: | Westinghouse Electric Corporation |
| Model Reference: | H33GL-400/R (H33-1GL/R) |
| Lamp | |
| Lamp Type: | Mercury Vapor |
| Filament/Radiator Type: | Fused Quartz |
| Base: | E39 (Mogul) |
| Shape/Finish: | BT37/Beauty-Lite |
| Service Life: | 24,000 Hrs + |
| Burning Position: | Universal |
| Fixture | |
| Ballast Type: | H33-1 |
| Electrical | |
| Wattage: | 400W ~ |
| Voltage: | 130V ~ |
| Current: | 3.25A ~ |
| Optical | |
| Lumen Output: | 23,000 (Initial) / 16,700 (Average) |
| Lumen Efficacy: | 58/42 LPW |
| Colour Temperature: | 4000K CCT ~ |
| Colour Rendering Index: | 55% ~ |
| Physical/Production | |
| Factory Location: | Bath, NY USA |
| Fabrication Date: | 7/76 |
| Application/Use: | Facility Interiors |
| File information | |
| Filename: | WL-H33GL-400-R-76.jpg |
| Album name: | Eric / Mercury Vapor Lamps |
| Keywords: | Lamps |
| Filesize: | 499 KiB |
| Date added: | 01 May 2026 |
| Dimensions: | 2048 x 1377 pixels |
| Displayed: | 326 times |
| DateTime Original: | 2022:11:21 20:45:41 |
| URL: | https://trad-lighting.net/gallery/displayimage.php?pid=1237 |
| Favourites: | Add to Favourites |
Comment 1 to 5 of 5 Page: 1 |
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An interesting dual-phosphor design that was used later on by Philips in their \642 HPL-4 lamps.
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Nice Eric ! I had one of these . It was used as part of a trade with another collector that went bad !! He got the lamps he wanted and I got JUNK !
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Yeah, I know who did that...lone star moron.
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I remember that, shame what happened to you, Tim
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It sucks but whaddya do ???
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Comment 1 to 5 of 5 Page: 1 |
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