

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Oxbox 5JAYHTR1J08BKA is an 8 kilowatt electric resistance heat kit designed to provide supplemental and emergency heating in compatible wall-mount air handler systems. This accessory integrates with heat pump installations to deliver auxiliary heat when outdoor temperatures reduce heat pump efficiency or when backup heating is required. The kit uses electric resistance heating elements and is compatible with R-454B refrigerant system configurations. Installation is typically performed by a licensed HVAC technician as part of a heat pump or air handler service or new installation.
This heat kit is intended for use in residential and light commercial applications where a wall-mount air handler is the primary indoor unit. It is designed for heat pump systems that require supplemental heat capacity during low ambient conditions or emergency heat operation. The 5JAYHTR1J08BKA is an Oxbox accessory, and Oxbox is a Trane brand, meaning it is engineered to align with Trane-platform equipment standards. Installers working with compatible Oxbox or Trane-platform wall-mount air handlers will find this kit a straightforward auxiliary heat solution.
Designed for use with compatible Oxbox wall-mount air handler systems that support auxiliary electric heat kit installation. Confirmed compatible with R-454B refrigerant platform configurations. Consult the air handler installation manual or Oxbox product documentation to verify fitment with a specific indoor unit model before ordering.
Installation must be performed by a licensed HVAC technician in accordance with local electrical codes and the NEC. Disconnect and lock out all power to the air handler before installing the heat kit. Follow the air handler manufacturer's wiring diagram and installation guide for correct sequencing and connection of the heat kit terminals. Do not energize the unit until the air handler panels are secured and all connections have been verified.
Thanks for subscribing!
This email has been registered!