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Sony VPL-CX278 projector lamp module with 280W bulb in housing

Sony

Sony VPL-CX278 projector lamp 280W

SKU CH-3VDW-2S4BH

A 280W replacement lamp module with housing for Sony projectors, rated 3000 hours normal or 4000 hours economy life

  • TypeProjector Lamp
  • Wattage280W
  • Lamp Life3,000 (Normal) - 4,000 (Economy) Hrs.
  • Ready-to-install module with bulb and housing
  • 280W UHP lamp powers bright projection
  • Up to 4,000 hours in economy mode
  • 3,000 hours rated life in normal mode
  • Manufactured to ISO 9001 quality standards

Ready-to-install lamp module

The Sony VPL-CX278 projector lamp arrives as a complete 280W module with the Philips UHP bulb already seated in its housing. It is built for owners of compatible Sony projectors who need a direct replacement without handling a bare bulb. Installation requires no tools beyond opening the projector's lamp door. The lamp is manufactured to ISO9001 quality standards and tested for ignition, voltage, beam performance and run-time before shipping.

Housing design and daily use

The pre-assembled housing protects the bulb during handling and ensures correct alignment in the projector's optical path. A secure connector on the housing mates with the projector's power supply, reducing the risk of loose contacts that can cause flicker or premature shutdown. In normal mode the lamp is rated for 3000 hours; switching to economy mode extends the rating to 4000 hours, lowering brightness and fan noise for less demanding viewing conditions.

Replaces a dim or expired original

This module restores full brightness when the factory lamp reaches its rated life or shows colour shift, hot-spotting or ignition failure. The jump is worth it when image quality has degraded enough to affect presentations or home cinema use, and the projector itself remains otherwise functional. It is not suited for users whose projector requires a different wattage or housing form factor.

Highlights

  • Ready-to-install module with bulb and housing
  • 280W UHP lamp powers bright projection
  • Up to 4,000 hours in economy mode
  • 3,000 hours rated life in normal mode
  • Manufactured to ISO 9001 quality standards

Specifications

BrandSony
TypeProjector Lamp
Wattage280W
Lamp Life3,000 (Normal) - 4,000 (Economy) Hrs.

Questions about this item

What projector model does the VPL-CX278 lamp module fit?

The module is built for Sony projectors that use the VPL-CX278 lamp assembly, supplied as a complete bulb-and-housing unit.

How is the lamp module installed, and what step is often missed?

Power off the projector, let it cool, remove the lamp cover, swap the old module for the new one, then reset the lamp timer in the menu so the hour counter starts from zero.

What are the rated lamp-life figures for normal and economy modes?

Normal mode is rated at 3,000 hours and economy mode at 4,000 hours.

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