The Allison J-46709 (also known as the ATT-46709 [Allison ATT-46709 AED Load Box Adapter - Tillman Tools LLC]) is an essential Kent-Moore diagnostic tool [Allison Transmission Tools, Allison Transmission Essential Tools ...] designed specifically for diagnosing electrical components on the EP 40/50 Allison Transmission product line [Allison ATT-46709 AED Load Box Adapter].