Bambu Lab A1/A1 Mini Thermistor & Heater Kit, Temperature Sensor Set

Bring back stable, accurate temperatures on your Bambu Lab A1 or A1 Mini with this matched thermistor and heater kit. Designed for a clean drop-in replacement, it delivers fast heat-up and reliable sensing so your extrusion stays consistent across long print jobs.

Compatibility: For Bambu Lab A1 and A1 Mini hotend assemblies.
Matched components: Heater cartridge and thermistor are paired for stable control.
Fast response: Quick warm-up and steady temps reduce overshoot and fluctuation.
Easy install: OEM-style connectors and lengths for a straightforward swap.
Clean routing: Flexible leads for tidy cable management on the toolhead.

Temperature measurement you can trust
The integrated NTC thermistor continuously measures hotend temperature and feeds precise data to the printer, while the heater cartridge provides responsive, even heating. Together, they maintain your target temperature, improving layer adhesion, surface finish, and overall reliability.

Ideal for
Fixing slow heat-up, unstable temps, or thermal errors.
Preventive maintenance after extended service hours.
Keeping a spare kit to minimize downtime.

Installation tips: Power off and cool the printer fully. Note connector orientation before removal. After fitting, run PID tuning and verify filament presets to ensure accurate temperature control.