The following spare parts are available for the model number UDSA050-4E:
Brackets & Fixings
| Part name | Also known as |
| 6529 - M10 Allthread x 3Mtr | |
| R-WMB2 - UDSA/Rheco Wall Brackets (For UDSA 35,43,50,55,64,73,85,100) |
Burners
| Part name | Also known as |
| 60-61997 - LED Lamp |
Controls
| Part name | Also known as |
| 03-25321 - Brahma Ignition Control | |
| 29-01-219 - Remote Smartcom Air Sensor | |
| B-SC3ML-MZR - Smartcom Multizone Control Panel |
Electrical Components
| Part name | Also known as |
| 06-41852 - Main Wiring Assembly |
Fans & Motors Axial/Main
| Part name | Also known as |
| 01-27009-01 - ERP Axial Fan and Motor Assembly | ERP main fan and Motor Assembly, ERP centrifugal fan / motor assembly and Motor Assembly |
Fans & Motors Flue/Venter
| Part name | Also known as |
| 35-25223 - Venter Motor and Wheel Assembly | combustion fan and Wheel Assembly, combustion fan assembly and Wheel Assembly, flue venter assembly and Wheel Assembly, flue fan and Wheel Assembly, premix burner combustion fan and Wheel Assembly |
Flexible Gas Connectors
| Part name | Also known as |
| 6500-1 - 3/4" BSP Flexible Gas Connection (600mm long) |
Flue & Pipe
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 | |
| 6510 - 3/4" BSP gas valve | 3/4" BSP solenoid valve |
Other Heater Components
| Part name | Also known as |
| 03-24959-03 - Limit Control Lc3 C/W Capillary 110 Degree C | |
| 03-401US-195292 - RECTIFICATION PROBE | |
| 05-25162 - DIRECT SPARK IGNITOR V3 L=450 | |
| 1001873 - Rectification Lead | |
| 30-60621-120 - Huba Pressure Switch | Huba vacuum switch, Huba aps / air pressure switch |
| 60-61998 - Lockout Reset Switch | lockout indication, reset switches, heater multifunctional status lamp |
| 60-63980-01 - Replacement Door Seal | |
| 60-80100-20x2 - Heat Exchanger Gasket Tape | |
| RK1-2 - Heat Circuit Relay | |
| SCS43 - Flame Probe | flame probe assembly, rectification probe assembly, ionization probe assembly |
| TOUCHUP-9001 - White Gloss Touch Up Pen | |
| UDSA032495904 - Low Limit Control Lc1 | |
| UDSA175272 - Ignition Electrode |