Geeetech RepRap Assembled J-head Hot end Extruder with Nema 17 stepper motor for 3D Printer Prusa Mendel (for 1.75mm filament with 0.4mm Nozzle)

Stepper Motor Nema17
2 Phase
Step Angle:1.8±5% degree
Voltage: 6.16V DC
Current: 0.7A/phase
Phase Resistance:8.8±10% Ω(20℃)
Phase Inductance:18±20%mH(1kHz 1V rms)
Rotor torque:57g.cm2
Weight:275g Ref.
Holding torque:400mN.m Min
Insulation resistance:100MΩ Min.(DC 500V)
Insulation class:B(130℃)

Resistor
Resistance 4.7Ω
Rated power 8W

Package List
1 X Assembled J-Head Extruder
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