Details

• Brand:

  

  

• SKU:

  NK4Z-10C666-E

• Other Names:

  Bec High Voltage Battery Jct

• Description:

  This is a genuine Ford OEM high voltage battery junction block carried under part number NK4Z-10C666-E, the service replacement HV battery electrical center cataloged for the Mustang Mach-E in AWD configuration from 2021 through 2025 and the 2024 E-Transit T350 platform. This service number supersedes the earlier LJ9Z-10C666-A and NK4Z-10C666-B, NK4Z-10C666-C, and NK4Z-10C666-H service numbers within the AWD type 1 HV battery junction block family. The battery junction box integrates the high voltage contactors, current sensors, fuses, and bus structure that connects the traction battery to the inverter, charger, and ancillary high voltage loads, and is a safety critical high voltage component. A core charge applies and exact requirements should be confirmed with the seller at order. As a Ford OEM service part, the junction box is backed by the standard Ford and Motorcraft parts limited warranty when sold and used within the United States. Installation must be performed only by a qualified high voltage service technician following the published service procedure including high voltage isolation verification, lockout, and post-install insulation resistance testing as specified in the workshop manual.

• Replaces:

  LJ9Z10C666A, NK4Z10C666B, NK4Z10C666C, NK4Z10C666H

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