Dell 4310X projector lamp
The Dell 4310X takes lamp 4210X, a 280 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. Dell 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 Dell 4310X take?
The Dell 4310X uses 4210X, also sold as 317-1135, 725-10134, U535M.
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 4310X lamp last?
4210X is rated for 2,000 hours at 280 W. Actual life depends on the lamp mode you run and how the projector is ventilated.
Does the same lamp fit other Dell projectors?
Yes. The same lamp also fits the Dell 4310WX, the Dell 4610X.

