Optoma EX784 projector lamp
The Optoma EX784 takes lamp 5811116701-S / DE.5811116701, a 300 W lamp rated for 2,000 hours. It is available both as a complete module (bulb fitted in its housing) and as a bare bulb for re-using your existing housing.
The code printed on your old lamp or its housing should match one of the codes listed above. Optoma and third-party suppliers sell the same lamp under several numbers.
The model number is on a label on the base or rear of the projector, and in the on-screen menu under Information. Still unsure? Send a photo of the old lamp and we'll confirm the match.
Which lamp does the Optoma EX784 take?
The Optoma EX784 uses 5811116701-S / DE.5811116701, also sold as Systems DE.5811116701, DE.5811116701-SOT, 5811116701-SVV.
Should I buy the bare bulb or the module?
Both are available. The module is the bulb already fitted in its housing and is the quicker swap. The bare bulb is cheaper and re-uses your existing housing, but you move the bulb across yourself.
How long does the EX784 lamp last?
5811116701-S is rated for 2,000 hours at 300 W. Actual life depends on the lamp mode you run and how the projector is ventilated.
Does the same lamp fit other Optoma projectors?
Yes. The same lamp also fits the Optoma BL-FS300C, the Optoma DH1015, the Optoma DH1016, the Optoma EH2060, the Optoma EX799P, the Optoma HDO2200 and other Optoma models listed on this page.

