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High torque (36 Ncm) NEMA17 stepper motors for RepRap 3D printers - such as Prusa, MendelMax, Wallace, Mendel90 - or other CNC projects/robots. The four 70cm long wires are ideal for connecting to Sanguinololu or other electronics. The extra length means no time-consuming wire extensions (I know from experience with motors with standard 30cm wires that this isn't long enough for most RepRaps) - these will fit even on printers up to 30x30cm build area no problem! These motors also have crimp connectors for connection to Sanguinololu (or similar) electronics pre-attached. This will potentially save you a lot of time if you have never attached such connectors before (it literally took me hours to do all the connections on my first RepRap). The ordering of the connectors are either Black, Green, Red, Blue, or the reverse (for forward and reverse directions). If you know the number of each configuration you'd like, let me know, otherwise, I'll send out a selection suitable for a Prusa, or whatever I have available (direction can be changed in firmware, x and y endstops can be moved to the opposite ends of the axes, or wires chopped and soldered in reverse, if necessary; each of these is easier than crimping in my opinion). |
Select the number of motors you want in the quantity box below - normally Repraps use 5 motors (x, y, dual-z & extruder).
Here are the tech specs:
Hybrid Stepping Motor
42 mm Series (NEMA 17 size) 1.8Degree High Torque Type
Step Angle 1.8deg (+/-5%@ full step, no load)
Resistance Accuracy +/-10%
Inductance Accuracy +/-20%
Temperature Rise 80DegreeC MAX.
Ambient Temperature -20 ~ +50 DegreeC
Shaft Radial Play 0.02MAX @ 450g-load
Shaft Axial Play 0.08MAX @ 450g-load
MAX Radial Force 28N @ 20mm from the flange
MAX Axial Force 10N
Dielectric Strength 500VAC for one minute
Insulation Resistance MIN 100Mohms, 500VDC
Rated Voltage 2.8 V
Current/Phase 1.68 A
Resistance/Phase 1.65 ohms
Inductance/Phase 3.2 mH
Holding Torque 3.6 kg.cm
Leads number 4
Rotor inertia 54 g.cm2
Approx. weight 0.28 kg
Detent torque 150 g.cm
Body length 40 mm
Thanks for looking,
Greg
| First item | Subsequent items | |
|---|---|---|
| National (United Kingdom) | £3.00 | £0.80 |
| Continental (Europe) | £4.50 | £2.00 |
| Rest of the world | £7.00 | £4.00 |