The discontinued BIRNS SOR-I, Model 5101, is a durable open-reflector general-purpose underwater light, made to use 120 or 240-volt tungsten-halogen lamps (100, 150, 250 or 500 watts). Mates to CEF3S power cable assembly. The BIRNS SOR features: Only 64mm on a side Bright (100 to 500 watt lamps) Very wide, even illumination Extremely rugged construction Select a Data Sheet or Drawing from the list below ================================= BIRNS SOR General Information Sheet BIRNS SOR Assembly Drawing 5101-01-10 (color) BIRNS SOR Assembly Drawing 5101-01-10 (black-white) BIRNS SOR Assembly Drawing 5101-101 (old) BIRNS SOR Exploded-View Drawing 5101-201 BIRNS SOR Brochure Lamp Choices =============== 32B-001 : 120 volt / 75 watt 32B-002 : 120 volt / 100 watt 32B-003 : 120 volt / 150 watt 32B-004 : 120 volt / 250 watt 32B-005 : 120 volt / 500 watt 32B-015 : 240 volt / 150 watt 32B-017 : 240 volt / 250 watt 32B-018 : 240 volt / 500 watt 32B-015 : 240 volt / 150 watt