Sony CS4 projector lamp
The Sony CS4 takes lamp LMP-C121, a 120 W lamp rated for 2,000 hours. It comes as a complete module, with the bulb already fitted in its housing.
The code printed on your old lamp or its housing should match one of the codes listed above. Sony 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 Sony CS4 take?
The Sony CS4 uses LMP-C121.
Should I buy the bare bulb or the module?
This model's lamp is sold as a complete module: the bulb comes fitted in its housing, so you replace the whole unit in one piece.
How long does the CS4 lamp last?
LMP-C121 is rated for 2,000 hours at 120 W. Actual life depends on the lamp mode you run and how the projector is ventilated.
Does the same lamp fit other Sony projectors?
Yes. The same lamp also fits the Sony CS3, the Sony CX2, the Sony CX3, the Sony CX4, the Sony VPL-CS3, the Sony VPL-CS4 and other Sony models listed on this page.