OPTOMA
OPTOMA EX531-EDU OEM Replacement Projector Lamp 185W
Replacement projector lamp module with 185 W Philips UHP bulb and housing, rated 2,000 hours normal or 3,000 hours economy
- TypeProjector Lamp
- Wattage185W
- Lamp Life2,000 (Normal) - 3,000 (Economy) Hrs.
- Ready-to-install module with genuine Philips 185W UHP bulb
- Up to 3000 hours lamp life in economy mode
- 2000 hours normal-mode brightness for daily use
- OEM-grade build quality manufactured to ISO9001 standards
- Compatible replacement for Optoma EX531-EDU projectors
Compatible projector lamp module
The OPTOMA EX531-EDU OEM replacement lamp module delivers a fully assembled 185W Philips UHP bulb inside its housing. It is designed for direct installation in Optoma projectors using the SP.8EH01GC01 part number. The unit arrives ready to fit without extra assembly steps.
Lamp life and power consumption
Rated output is 185W with a quoted lifespan of 2,000 hours in normal mode or 3,000 hours in economy mode. The UHP bulb technology maintains consistent brightness across the rated period. No separate cooling or ballast specifications are provided by the supplier.
Deciding specification — wattage and hour rating
The single figure that determines fit is the 185W rating matched to the EX531-EDU designation. Buyers whose projectors require a different wattage or connector layout cannot use this module. Verify the exact model code before ordering.
Highlights
- Ready-to-install module with genuine Philips 185W UHP bulb
- Up to 3000 hours lamp life in economy mode
- 2000 hours normal-mode brightness for daily use
- OEM-grade build quality manufactured to ISO9001 standards
- Compatible replacement for Optoma EX531-EDU projectors
Specifications
| Type | Projector Lamp |
|---|---|
| Wattage | 185W |
| Lamp Life | 2,000 (Normal) - 3,000 (Economy) Hrs. |
Questions about this item
How do I install the EX531-EDU lamp module, and what is the common mistake?
The module arrives as a fully assembled 185W bulb and housing. Power off and cool the projector, remove the old lamp cage, insert the new module until it seats firmly, then secure the screw. The step people miss is resetting the lamp-hour counter in the projector menu after installation.
What maintenance or replacement will this lamp need later?
The UHP lamp is rated for 2000 hours in normal mode or 3000 hours in economy mode. When brightness drops or the projector signals end of life, replace the entire module. No separate filter or bulb-only change is required for this housing design.
What limit appears first during sustained use?
The 185W UHP lamp reaches its rated life of 2000 hours in normal mode or 3000 hours in economy mode before brightness falls below usable levels. Heat buildup in long sessions can also trigger automatic shutdown until the projector cools.
Also in this aisle
People compared these
Same shelf, same checkout — eight coins and a 30-minute rate lock.
CHIEF MANUFACTURING CMS018 18" 457 mm Fixed Extension Column projector accessory
- Extension Column
- Projector



