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SE300 Heater Block

  • Sale
  • Regular price $15.00

  • SKU: 71217

SE300 Heater Block

This heater block fits our SE300 hotends.  Precision CNC machined from aluminum. The threaded nozzle hole is an M6-1.0 thread.  The thermistor mounting holes is 3mm diameter for installing our thermistor cartridge. Heater clamping hole and thermistor cartridge set screw hole are tapped for M3 screws.

Thermistor is NOT included. Picture for reference only.   

Mod your HE280 (pcb rev5 or rev6) with these parts: 71217, 26194, 26176.



Note: This heater block is reverse compatible with HE280 hotends (excluding Eris) when used with our new thermistors.



  • Includes Screws
  • 23mm L x 15mm W x 10mm H
  • Precision Machined Aluminum 
  • M6-1 Thread
  • M3 Screw Threads
  • 6mm Dia heater cartridge clamp hole









This item is just for the bare heater block.  No screws/hardware included etc...