100k Semitec NTC Thermistor, 235mm

Manufactured by Semitec, this glass thermistor for 3D printers is encapsulated with a copper jacket by E3D to improve heat transfer and to add strength and stability for secure installation into a hot end heater block.

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This glass thermistor is encapsulated with a copper cover for secure installation into a hot end heater block with either a locking screw or a locking plate.

Parts Included

1 Cartridge style NTC thermistor with molex SL connector

1 wiring extension


Resistance: 100 kΩ when measured at 25°C (77°F)

Wiring: 60 mm (2.36 in) length, terminated with molex SL connector

Cartridge Outside Diameter: 3 mm (0.12 in)

Cartridge Length: 15 mm (0.59 in) with copper housing

Extension Wiring: 175 mm (6.89 in) length, terminated with bare molex SL connector pins

$ 18 00
  • Installation Warning

    Failure to properly secure the heater cartridge and/or thermistor can lead to damage to people or property.

  • Compatibility Note:

    This NTC thermistor includes an optional wiring jumper that is not directly compatible with the SE, SL, HE, HS, or HS+ Tool Heads. Contact the Technical Support team for assistance if your tool head harness has damaged connector pins. 

This 100k Semitec NTC Thermistor is used to sense temperatures up to 300°C (572°F). Select temperature table #5 for the correct temperature reading in Marlin-based firmware.

Designed as a direct replacement for the thermistor used on the LulzBot Aerostruder Tool Head, LulzBot TAZ MOARstruder Tool Head, and LulzBot Long Block Hot End, this component is terminated with bare connector pins.

100k Semitec NTC Thermistor, 235mm

$ 18 00

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