Genuine OEM HP Color LaserJet Duplex Engine Controller PC Board Assembly (Part # RM2-7911 / RK26274)

Up for sale is an original, genuine HP internal engine controller PC board (DC controller PCA). This high-quality OEM logic board was carefully removed from a working, functional HP LaserJet Pro M452 duplexing printer environment. It has been fully inspected, cleaned, and tested to ensure total system synchronization, flawless error-code resolution, and pristine communication across all internal components.

Product Highlights & Condition:

• Tested & Working Pull: 100% operational engine controller board. Safely pulled from a functioning machine with no boot loop faults, relay failures, or sensor communication errors.

• Excellent Physical Shape: No cracked traces, broken components, or heat discoloration. All multi-pin ribbon cable clips, wire harness headers, and terminal blocks are pristine, unbent, and completely intact.

• Genuine OEM Integrity: Guarantees proper logic tracking, motor control timing, and exact voltage regulation that generic or third-party replacement boards fail to provide.

Broad Compatibility List:

This engine controller board is designed for Duplex ("d") models within the following printer families:

• HP Color LaserJet Pro Series: M452dn, M452dw

• HP Color LaserJet Pro MFP Series: M377dw, M477fdn, M477fdw

Shipping & Returns

• Secure Packaging: Sensitive electronic circuit boards are highly vulnerable to static and physical impacts. This item will be sealed inside a dedicated anti-static ESD shielding pouch and thoroughly wrapped in premium bubble cushioning within a rigid box. Ships out within 1 business day.

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