DT00731 compatible lamp module $90/pc.
Fit for the following projectors:

HITACHI CP-S240  
HITACHI CP-S245  
HITACHI CP-X250  
HITACHI CP-X255  
HITACHI ED-S8240  
HITACHI ED-X8250  
HITACHI ED-X8255  
HUSTEM EDP-X350  
HUSTEM MVP-S20