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ViewSonic RLC-021 projector lamp module with 285W Ushio NSH bulb in housing

ViewSonic

ViewSonic RLC-021 Projector Lamp 285W

SKU CH-CKDR-N7M9Q

A 285 W replacement lamp module with bulb and housing pre-assembled for quick installation in compatible ViewSonic projectors

  • TypeProjector Lamp
  • Wattage285W
  • OEM-ready module with 285W Ushio NSH bulb
  • Fully assembled housing enables quick tool-free installation
  • ISO 9001 manufacturing ensures consistent beam performance
  • Direct from Philips, Osram, Ushio or Phoenix
  • Quality-checked for ignition, voltage and run-time

Direct Replacement for ViewSonic Projectors

The ViewSonic RLC-021 is a new 285W replacement lamp module built for compatible ViewSonic projectors. It arrives as a fully assembled bulb and housing so you can swap it straight into the projector. The module uses a genuine Ushio NSH 285W bulb and is manufactured to ISO9001 quality standards. It suits owners who need a ready-to-fit light source without extra assembly.

Restores Original Brightness When the Old Lamp Fades

This module replaces a lamp that has dimmed, flickered or reached its rated hour limit. The jump is worth it when image brightness drops below usable levels or the projector warns that the lamp is due for change. It is not for users who want higher lumen output than the projector was designed to deliver, nor for those converting to a different lamp technology. The 285W rating matches the original specification so light output returns to factory levels.

Tool-Free Swap in Most Projector Models

Installation typically means opening the projector lamp door, releasing the old module and sliding this one in until it seats firmly. The pre-assembled housing removes the need to handle a bare bulb or align separate parts. What usually goes wrong is forgetting to reset the lamp-hour counter after fitting the new module, which leaves the projector warning that the lamp is still expired. A secure seat and a counter reset complete the job.

Highlights

  • OEM-ready module with 285W Ushio NSH bulb
  • Fully assembled housing enables quick tool-free installation
  • ISO 9001 manufacturing ensures consistent beam performance
  • Direct from Philips, Osram, Ushio or Phoenix
  • Quality-checked for ignition, voltage and run-time

Specifications

BrandViewSonic
TypeProjector Lamp
Wattage285W

Questions about this item

What ViewSonic projector model number does the RLC-021 lamp module fit?

The RLC-021 module is built for ViewSonic model DT00771 and installs as a complete bulb-and-housing unit.

Which step do installers most often miss when fitting the 285W NSH bulb assembly?

After sliding the housing into the projector, the retaining screw must be tightened and the lamp cover latched before the lamp-hour counter is reset through the menu.

How often should the 285W NSH lamp be replaced under typical use?

Plan on a new lamp module when the projector's hour counter approaches the rated life or when brightness drops noticeably; the lamp itself is not user-serviceable.

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