| Description | Spare part type | Boiler model | Version | Feed | Ref Webasto | |
|---|---|---|---|---|---|---|
| PRD Valve | Valve | Whale Expanse | LIN / Analogue | Gas only / Gas + electric | AK1275 | |
| Vac relief valve | Valve | Whale Expanse | LIN / Analogue | Gas only / Gas + electric | WHAK1228 | |
| PCB board | Board | Whale Expanse | Analogue | Gas only / Gas + electric | AK1276 | |
| Electric component assembly 1.5kW | Electric component | Whale Expanse | LIN / Analogue | Gas + electric | AK1280 | |
| Temperature sensor | Sensor | Whale Expanse | LIN / Analogue | Gas only / Gas + electric | AK1281 | |
| Overheat thermostat | Sensor | Whale Expanse | LIN / Analogue | Gas only / Gas + electric | AK1282 | |
| Air 7m Lin cable and connector | Cable | Whale Expanse | LIN | Gas only / Gas + electric | WHAK1801B | |
| Flue terminal | Flue | Whale Expanse | LIN / Analogue | Gas only / Gas + electric | WHAK1909 | |
| LIN Communication PCB | Board | Whale Expanse | LIN | Gas only / Gas + electric | WHAK1912 | |
| Flue 40-20mm 2m kit | Flue | Whale Expanse | LIN / Analogue | Gas only | FK5200 | |
| Burner | Burner | Whale Expanse | LIN / Analogue | Gas only / Gas + electric | WHAK1970 | |
| PCB board | Board | Whale Expanse | LIN | Gas only | WHAK1972 | |
| PCB board | Board | Whale Expanse | LIN | Gas + electric | WHAK1971 |












