Heater 12V - 5.8 Amp - 21,000 BTU - 265 CFM - bottom connection
Part's number : 805-462
Technical draw

Heater 12V - 11.6 Amp - 42,000 BTU - 500 CFM - rear connection
Part's number : 805-504
Technical draw

Heater 12V - 11.6 Amp - 42,000 BTU - 500 CFM - bottom connection
Part's number : 805-529
Technical draw

Knob for heater fan switch
Plastic
Part's number : 805-403

3 position switch
Part's number : 805-401