The following spare parts are available for the VRBD-4E Variante Bi-Directional Warm Air Unit Heaters (2018 - 2019) product range:
Burners
| Part name | Also known as |
| 03-400US-1020 - Vrbd Burner Assembly |
Fans & Motors Axial/Main
| Part name | Also known as |
| 01-26063 - ERP Axial Fan and Motor Assembly | ERP main fan and Motor Assembly, ERP centrifugal fan / motor assembly and Motor Assembly, ERP axial fan assembly and Motor Assembly |
| 01-27011-01 - ERP Axial Fan and Motor Assembly | ERP main fan and Motor Assembly, ERP centrifugal fan / motor assembly and Motor Assembly, ERP axial fan assembly and Motor Assembly |
| 01-27015 - ERP Axial Fan and Motor Assembly | ERP main fan and Motor Assembly, ERP centrifugal fan / motor assembly and Motor Assembly, ERP axial fan assembly and Motor Assembly |
Fans & Motors Flue/Venter
| Part name | Also known as |
| 20-25749 - Venter Motor | Combustion fan, Combustion fan assembly, Flue venter assembly, Flue fan, Premix burner combustion fan, Id fan, Flue fan assembly, Combustion venter assembly |
| 28-09-089 - Flue Venter | |
| 90-3364192-01 - Air Deflector Plate |
Gas Valves
| Part name | Also known as |
| 03-24976-01 - Valve O Ring | |
| 03-25136-V1 - Gas Valve Plug and Lead | Solenoid valve Plug and Lead |
| 03-25145-337 - Modulating Head | |
| 03-35145 - Modulating Gas Valve and Head | Modulating solenoid valve and Head |
| 33-64-227 - Valve Gasket |
Other Heater Components
| Part name | Also known as |
| 03-24959-03 - Limit Control Lc3 C/W Capillary 110 Degree C | |
| 03-25167 - Fan Control Relay | |
| 03-401US-195292 - RECTIFICATION PROBE | |
| 1001873 - Rectification Lead | |
| 30-60617-185 - Pressure Switch | Vacuum switch, Aps / air pressure switch, Diff. press. switch |
| 33-64-193 - Electrode | |
| 60-61998 - Lockout Reset Switch | Lockout indication, Reset switches, Heater multifunctional status lamp |
| 60-80100-20x2 - Heat Exchanger Gasket Tape | |
| RK1-2 - Heat Circuit Relay | |
| SCS43 - Flame Probe | Flame probe assembly, Rectification probe assembly, Ionization probe assembly |
| UDSA6061996 - Burner on Neon (60 61996) |