This is the bq Hephestos  2 Complete Extruder/Hotend Set.

Designed and developed by BQ, the HeatCore DDG extruder provides greater tractive force, which reduces the risk of blockage and enables you to print with a wide variety of filaments, such as PLA, bronze, wood, copper and even flexible materials like FilaFlex.

  • All the necessary material for impeccable printing results
  • Reaches the printing temperature rapidly
  • Quality control and testing by the BQ technical team
  • 40 W 12 V ceramic cartridge heater
  • Integrated 100K thermistor
  • PTFE tube to reduce friction

Extruder mechanics

Own design extruder with Double Drive Gear traction setting and filament guide to maintain compatibility with flexible or soft filaments, Fin heat sink with axial fan, Printed cooling blower, Hot-end designed for easy maintenance, 0.4 mm nozzle , 1.75 mm filament

Box Contents:


Full extruder body: 

Stepper motor

Fin heat sink with axial fan

100 K NTC thermistor

40 W ceramic cartridge heater

Hot-end with mechanical internal PTFE and brass nozzle

Extruder Support

Black powder-coated steel extruder support for the usual Prusa i3 models (including the Prusa i3 Hephestos).

Extruder Cable Kit

4-wire cable for Nema 17 motor with JST connector

2-wire cable for extruder thermistor with 2-pin female connector

Crimped cable for fan and blower with sleeve terminal 

Crimped cable for cartridge heater with sleeve terminal


2 x M4 x 6 mm screw - DIN-7984 

2 x M3 x 10 mm screw - DIN-912 Class 8.8

2 x M3 nut - DIN 934 Class 8


1 x Bag of 5 spare mechanical PTFE tubes

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HeatCore DDG Extruder Kit

  • Product Code: BQ-570
  • Availability: 3-5 Days
  • 139.90€

  • Ex Tax: 113.74€