SAE J2891_202502

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Auxiliary Power Unit Electrical Interface Requirements for Class Eight Trucks

standard by SAE International , 02/08/2025

SAE J2891 – Auxiliary Power Unit Electrical Interface Requirements for Class Eight Trucks

This SAE Recommended Practice covers the design and application of a 120 VAC single phase engine based auxiliary power unit or GENSET. This document is intended to provide design direction for the single phase nominal 120 VAC as it interfaces within the truck 12 VDC battery and electrical architecture providing power to truck sleeper cab hotel loads so that they may operate with the main propulsion engine turned off.

Product Details

Published:

02/08/2025

File Size:

1 file

Note:

This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus