Compatible Projector Lamp Replaces dt01171 DT01171-ERThis new replacement front projector lamp DT01171-ER from eReplacements is 100% compatible with your dt01171 er and has an estimated lamp lifetime of approximately 2,000 hours. This lamp is user replaceable. Refer to your projector''s manual for replacement instructions for this lamp. eReplacements front projector lamps all come with a 90 day warranty and will meet or exceed the original dt01171 er lamp specifications because they are manufactured for high performance using top quality replacement bulbs and the most up to date safety and engineering control standards.This new replacement front projector lamp BQC-XGC50X1-ER from eReplacements is 100% compatible with your bqc xgc50x1 er and has an estimated lamp lifetime of approximately 2,000 hours. This lamp is user replaceable. Refer to your projector''s manual for replacement instructions for this lamp. eReplacements front projector lamps all come with a 90 day warranty and will meet or exceed the original bqc xgc50x1 er lamp specifications because they are manufactured for high performance using top quality replacement bulbs and the most up to date safety and engineering control standards.