This new replacement front projector lamp DT01371-ER from eReplacements is 100% compatible with your Hitachi and is made with a high quality bulb inside a compatible housing. This lamp is user replaceable but you should refer to your projector's manual for replacement instructions for this lamp. eReplacements front projector lamps like this one come with a six month warranty and will meet or exceed the original Hitachi lamp specifications because they are manufactured for high performance using top quality Hitachi replacement bulbs and the most up to date safety and engineering control standards.