Revo HeaterCore Datasheet


  • Temperature sensor type: Thermistor, Semitec 104NT-4-R025H42G
  • Max Printing Temperature: 300°C
  • Wattage: 40W
  • Thermistor wire colour: Blue (Early units may have a white thermistor cable)

Volume and Dimensions

Power vs Temperature

Initial Resistance of a 40W, 24V heater at 23°C: 14.4Ω

Initial Resistance of a 60W, 24V heater at 23°C: 9.5Ω

Temp Coefficient of a 40W Heater Cartridge: 0.0004 °C^(-1)

Temp Coefficient of a 40W HeaterCore: 0.002078 °C^(-1)

Temp Coefficient of a 60W HeaterCore: 0.002078 °C^(-1)

Firmware Considerations


Temperature Sensor:
// 5 is 100K thermistor - ATC Semitec 104GT-2 (Used in ParCan & J-Head) (4.7k pullup)

Rep Rap

See Duet3D Documentation


Temperature Sensor:
"ATC Semitec 104NT-4-R025H42G"


Heater: Molex Micro-Fit 3.0, 2 pin horizontal receptacle

Temperature sensor: Molex Micro-Fit 3.0, 2 pin horizontal receptacle


HeaterCore: Alumina, Bronze

Sock: Silicone

Exploded View

  • Revo HeaterCore
  • HeaterCore Sock


Edition 1

Approved: JH 22/03/23, Published: 22/03/23