Vaporproof Light Fixture Ballast Assemblies: Type - Explosion-Proof Ballast Body; Lamp Type - HPS; Watts - 150; Voltage - Tri-Tap 120,277,347V; Globe - Glass; Mounting - Hood; Explosion Proof Certified - Yes; Additional Information - Lamp Type: Medium Base, 55V; Manufacturer Series - Hazard-Gard EVLP
Additional Info: Lamp Type: Medium Base, 55V