Nema 17 motor with a planetary gearbox fitted - reduction ratio 1:26.8 - super grunty for this size.
It has 4 wires and a holding torque of 180N.cm (198 oz-in or 14.3kgf-cm) at the motor
Length 34mm, 42x42mm face, 26x26mm between the holes
Gearbox output shaft diameter is 8mm, length 18mm with a 15mm flat
Step angle is 1.8 degrees
Also available 1:5.18 ratio
This stepper motor is the standard for RepRaps and many of their derivatives.
Now includes a flat on the shaft for better grip of pulleys
Stepper Motor Driver Board - DM542A
The DM542A is a type of two-phase hybrid stepping motor driver for one motor. It is designed for use with 2-phase hybrid stepper motor of all kinds with 42mm to 86mm outside diameter and less than 4.0A phase current.
Input Voltage: 18VDC to 50VDC.
Input Power: <4A up to 80W
Output Current: 1A - 4.2A(peak)
Inputs and Outputs are opto-isolated.
Overvoltage, under voltage, overcorrect, phase short circuit protection
Operating Temperature: -10 to 45 degreesC
15 channel subdivision and automatic idle-current reduction. 8 channels output phase current setting
Replaces the older MD542 Driver
All prices are in Australian Dollars and include GST. Standard Postage & Handling with Australia is $12 flat rate, free for orders over $350. Express Post starts at $14
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Bilby 3D Pty. Ltd. Phone 1800-847-333 International +61 2 8197 3928
Australian Distributors of desktop sized 3D printers (FlashForge, Roland, Da Vinci, Repraps, Makerbot & UP printers), 3D Scanners, Tools & Parts
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