Bambu Lab P1 X1 Series Heatbed Sensor Replacement (FAC005) – 3D Printer Spare Part
Official Bambu Lab heatbed sensor replacement for P1 and X1 series printers. The heatbed sensor monitors the bed temperature for accurate thermal regulation. Replace when the printer reports heatbed temperature errors, or when the bed fails to heat to the target temperature.
When to Replace
- Temperature Errors – Printer reports heatbed thermistor failure
- Inaccurate Readings – Bed temperature doesn’t match setpoint
- Heating Failure – Bed fails to reach target temperature
- Thermal Runaway – Safety shutdown triggered by faulty sensor
Compatibility
Compatible Models:
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Specifications
| Bambu Part Number | FAC005 |
| Type | Temperature Sensor (Thermistor) |
| Function | Monitors heatbed temperature for thermal regulation |
Replacement guide: Bambu Lab Heatbed Force Sensor Replacement Guide






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