The following spare parts are available for the model number RHC21-4075.09:
Brackets & Fixings
| Part name | Also known as |
| 1038085 - Probe Assembly Kit Complete (Not for RHC21-4024-05) |
Burners
| Part name | Also known as |
| 1030136 - Premix Burner | |
| 1037196 - Burner Face Insulation / Burner Face Gasket | |
| 28-50-038 - Green Neon Lamp | |
| 60-61997 - LED Lamp |
Electrical Components
| Part name | Also known as |
| 1030638 - Ignition Transformer | Transformer, Ignition ignition transformer |
Gas Valves
| Part name | Also known as |
| 03-25137 - Gas Valve Flange & O Ring Assy | Solenoid valve Flange & O Ring Assy |
| 1030864 - Gas Valve Lead | Solenoid valve Lead |
Other Heater Components
| Part name | Also known as |
| 03-25327-01 - Lockout Reset circuit Board | Lockout reset brahma board, Small brahma pcb |
| 03-25801 - Gas Valve | Solenoid valve |
| 1026946 - Fan Trans Gasket | |
| 1026947 - Combustion Fan Gasket | Combustion fan assembly Gasket, Flue venter assembly Gasket, Flue fan Gasket, Venter motor Gasket, Premix burner combustion fan Gasket, Id fan Gasket, Flue fan assembly Gasket, Combustion venter assembly Gasket |
| 1031727 - Collector Box U - Gasket | |
| 1031960 - LC3 Limit Stat (Standard Hand & Opposite Hand) | |
| 1037440 - Probe Mounting Gasket Kit | |
| 1037452 - Chamber Insulation Kit, E(9) | |
| 1037458 - Venturi Kit | |
| 1037460 - Combustion Fan Kit | Combustion fan assembly Kit, Flue venter assembly Kit, Flue fan Kit, Venter motor Kit, Premix burner combustion fan Kit, Id fan Kit, Flue fan assembly Kit, Combustion venter assembly Kit |
| 60-61998 - Lockout Reset Switch | Lockout indication, Reset switches, Heater multifunctional status lamp |