Manfacturer: GTE Sylvania
This Sylvania 250 watt cleartop mercury lamp is almost new and still lights with a warm appearance like new lamps. The lamp also has the flat frame arc tube support which was fabricated from a sheet of metal, which was common on Sylvania mercury lamps from 100 up to 1000 watts from the early 1960s through 1975.
Lamp: Mercury Vapor
Wattage: 250
Starting Voltage: 240 volts
Operating Voltage: 130 volts
Ballast Type: H-37
Color Temperature: 3700 degrees K
CRI: 45
Light Output: 12,500 Lumens
Bulb: BT-28 Hard Glass
Finish: Deluxe White
Base: E-39s Nickel-Plated Mogul Base
Class: -
Filament: -
Lamp Life: 24,000 hours
Manf. Date: October 1970
Country of
Orgin: USA
