BenQ BK4000M Projector Color Wheel Relacement – Original Label 102426843
BenQ BK4000M shutting down, making grinding noise, or showing weird colors? That’s almost always the color wheel. Replace it with this genuine BK4000M color wheel – factory fresh with authentic label 102426843, not a cheap copy. Exact specs: 6 segments, 6x speed, RGWBGW sequence (Red, Green, White, Blue, Green, White).
| Compatible Model | BenQ BK4000M (Label 102426843) |
| Condition | Brand new, 100% Original BenQ part |
| Segments | 6 – RGWBGW (Red, Green, White, Blue, Green, White) |
| Speed | 6x – virtually eliminates rainbow effect |
| Installation | Direct replacement, reuse existing housing |
Why RGWBGW & 6x Speed Matter
The BK4000M uses a unique RGWBGW timing profile. Dual green segments improve luminance accuracy, while dual white segments boost overall brightness – ideal for HDR and well‑lit rooms. At 6x speed, rainbow artifacts disappear and motion stays smooth. Using a different wheel will cause startup failure or permanently wrong colors.
Signs Your Color Wheel Is Failing
- Projector shuts down seconds after lamp lights
- Grinding or high‑pitched noise (worse on bright scenes)
- Flickering image or rainbow artifacts
- Washed‑out colors, yellow/pink whites, or orange reds
Replacement takes about 20 minutes. Mounting holes align perfectly; fresh bearing kills noise, factory balance stops vibration. Don’t scrap the whole projector – swap the one part that wears out and get back to stunning 4K HDR performance.
Tip: Verify label 102426843 on your old wheel. Match segment pattern (RGWBGW) and diameter. Send a photo if unsure.






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