It is made from original (OEM *) parts and is meant to be used as a replacement lamp/bulb for the HP L1554A and alternate models of projectors (see below left).
Our value price for this replacement lamp is only €214.86 for the projector lamp.
Both the HP L1554A projector lamp and lamp module include a full manufacturer warranty.
* OEM refers to Original Equipment Manufacturer parts originally manufactured for this specific product. With OEM products, you know you are getting original manufacturer quality with your replacement bulb or lamp.