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HP B5L31A Foreign Interface Harness for M527 printer

HP Publishing

HP Publishing B5L31A Foreign Interface Harness M527

SKU CH-FG0R-S2BAX

Foreign interface harness connects the HP M527 series printer to external devices

  • Connects foreign interfaces to the HP M527 printer via the B5L31A harness
  • Brand-new HP Publishing component ensures reliable peripheral integration
  • Adapter type supports gender-changer flexibility for diverse connectivity needs
  • First listed by the manufacturer on 18 October 2025
  • Designed specifically for the HP M527 series printing environment

HP B5L31A Foreign Interface Harness

The HP B5L31A Foreign Interface Harness is a genuine HP Publishing accessory built for the HP M527 Series Printer. It provides the physical connection required to attach foreign-interface devices to the printer. This new adapter enables integration with specialised peripherals or host systems that use a non-standard connector. It is a dedicated component for expanding the printer’s connectivity options in professional environments.

Suitable for M527 owners adding a foreign interface

This harness suits IT administrators and service technicians who need to connect legacy or specialised equipment to an HP M527 Series Printer. It is not for users whose workflow relies solely on the printer’s standard network, USB or wireless interfaces. Buyers without an M527 printer cannot use this part, and it does not replace any standard cable already supplied with the device.

Designed exclusively for HP M527 Series Printer

The harness is engineered only for the HP M527 Series Printer, as identified by the manufacturer part number B5L31A. Compatibility with any other printer model or series is not supported. Verify that the target device is an M527 before purchasing, because the connector geometry and pin-out are specific to that series.

How it compares

Measured against everything we stock in Other Adapters & Couplers, at today’s prices. Recalculated every night.

Price $115.99
Pricier than about 91% of the 1,755 comparable items (median $18.99).

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Specifications

Product
Brand nameHP

Questions about this item

Which harness version fits the M527 series printer?

The B5L31A foreign interface harness is built for the HP M527 series and plugs directly into the printer’s accessory port.

What does the harness add once it is installed in the printer?

It provides the extra physical connection points that let the M527 communicate with external finishing or workflow devices.

What interface standard does the harness use and what does it limit?

The harness uses the printer’s proprietary accessory interface, so data rates and pin-out are fixed by the M527 firmware.

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