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A rectangular projector lamp module in a black plastic housing with a glass bulb and metal connectors visible

Advanced Lamps

Advanced Lamps 5J.J3905.001-A dlp replacement lamp

SKU CH-944W-SEX1T

Compatible lamp and housing module for BenQ projectors using part 3905.001

  • TypeProject Lamp
  • Weight0.9900
  • Compatible with BenQ projectors using part 5J.J3905.001
  • Ready to install with lamp and housing included
  • Genuine AL Series lamp type for reliable operation
  • Lightweight unit at .9900 for easy handling
  • Backed by 90 day warranty coverage

Compatible Lamp Module

This replacement lamp and housing unit is designed for BenQ projectors using part code 5J.J3905.001. It serves home-cinema owners and presentation users who need a direct-fit module to restore original brightness without modifying the projector.

Thermal and Power Behaviour

The lamp operates within the thermal and electrical envelope defined by the host projector, so power draw and fan noise remain consistent with the manufacturer's original specifications. No additional cooling or voltage adjustment is required for normal operation.

Upgrade Context

This module replaces a depleted or failed OEM lamp assembly in the listed BenQ models. The jump is worth it when image dimming, colour shift or lamp-warning indicators appear, and a 90-day warranty covers the replacement period.

Highlights

  • Compatible with BenQ projectors using part 5J.J3905.001
  • Ready to install with lamp and housing included
  • Genuine AL Series lamp type for reliable operation
  • Lightweight unit at .9900 for easy handling
  • Backed by 90 day warranty coverage

Specifications

BrandAdvanced Lamps
Model5J.J3905.001-A
Part Number5J.J3905.001-A
TypeProject Lamp
Weight0.9900

Questions about this item

How do I install the 5J.J3905.001-A lamp and housing, and what step do people often get wrong?

Power off and unplug the BenQ projector, let it cool completely, remove the lamp cover, release the securing screws, slide out the old module, insert the new housing until it seats firmly, re-tighten the screws, replace the cover, then reset the lamp timer in the menu — skipping the timer reset is the step most often missed.

What maintenance or replacement will the 5J.J3905.001-A need later?

The lamp module is a consumable; after its rated hours the brightness will drop and the projector will prompt for replacement — simply purchase another 5J.J3905.001-A lamp and housing and repeat the same installation procedure.

What limit appears first during sustained use of the 5J.J3905.001-A?

The lamp’s brightness gradually decreases over its operating life; once light output falls below a usable level the projector indicates that the lamp must be replaced.

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