
3D Printer Thermocouple Heating Print Head 0.4 mm, 12 V 30 W
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Prices updated: 13 Oct 2026
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About this product
A 12 V, 30 W heating element for a 3D printer hotend, fitted with a K-type thermocouple on a 500 mm wire and a 0.4 mm nozzle size. It is intended for 1.75 mm PLA and ABS filament. The heater must be used with temperature control, with a normal operating range of 190 to 230 °C and a maximum setting not exceeding 280 °C.
Specifications
- Working voltage
- 12 V
- Power
- 30 W
- Thermocouple
- K-type, 500 mm wire
- Nozzle size
- 0.4 mm
- Compatible filament
- PLA and ABS, 1.75 mm
- Normal operating temperature
- 190 °C to 230 °C
- Maximum temperature setting
- 280 °C
Frequently asked questions
Does this heater need a temperature controller?
Yes. The listing states the heating part must have temperature control, as the thermocouple is used to read the temperature for regulation.
Which filament types is it intended for?
It is intended for 1.75 mm PLA and ABS filament, with a normal working temperature of 190 to 230 °C.





