The Hi-Tech Lamps part number 45PAR38/WFL50/120V-U is a 45 watt (45W), 120 volt (120V) halogen PAR reflector lamp made by Ushio. Additional layers of coating on the aluminized reflector provides an improved beam pattern and protects against reflector degradation. A center support of the filament provides extra protection against vibration and filament sag. The Ushio 45PAR38/WFL50/120V bulb meets US Federal minimum efficiency standards. The rated lifetime is 2500 hours when operated at 120V.This lamp has a 50?ø beam angle, with 600 candlepower at center of beam (600cp) and approximately 520 lumens (520lm) total output. This lamp is also known as Ushio 45PAR38/WFL50/120V and 1001489.