Dell 4230 projector lamp
The Dell 4230 takes lamp 331-2839, a 300 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 4230 take?
The Dell 4230 uses 331-2839, also sold as 331-2839 / 725-10284.
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 4230 lamp last?
331-2839 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 Dell projectors?
Yes. The same lamp also fits the Dell 4220, the Dell 4320.