Viewsonic PX729-4KS projector lamp
The Viewsonic PX729-4KS takes lamp Viewsonic PX701-4KPROX . 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. Viewsonic 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 Viewsonic PX729-4KS take?
The Viewsonic PX729-4KS uses Viewsonic PX701-4KPROX.
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 PX729-4KS lamp last?
Rated life depends on the lamp mode you run and how the projector is ventilated; the lamp's own page lists the figure where the manufacturer publishes one.
Does the same lamp fit other Viewsonic projectors?
Yes. The same lamp also fits the Viewsonic PX701-4KPROX, the Viewsonic PX728-4K, the Viewsonic PX748-4K, the Viewsonic PX749-4K, the Viewsonic RLC-127.