This Shopforbattery part number SFP-105_122151 is the premium RPTV lamp that is designed and manufactured for Sony KDS-50A2000 replacement TV lamp . This TV lamp is a brand new lamp with New housing and already been tested to be 100% OEM compatible. It is difference from other sellers that only sell the bare lamp or bare bulb. This Sony KDS-50A2000 replacement TV lamp tv lamp is made in Taiwan and comes with 90 days warranty. All lamps are tested before leaving the manufacturer to ensure the best quality of the lamp.