2-Pack NEMA 17 Steel and Rubber Stepper Dampers for 3D Printer, CNC

These dampers are great for using on 3d Printers, CNC, or other hardware that uses NEMA 17 steppers. Put these between your Nema 17 stepper and the mount.

Product Features

  • Nema17 Stepper Dampers are used to decrease noise and resonance in your CNC and 3d Printer.
  • 1 Damper used per Stepper
  • 3d Printers see a 5-10dB reduction in noise when used on X and Y Axis steppers
  • Works on both Cartesian and Delta style Additive Manufacturing machines

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Stepper Motor, Longruner 3 Packs Nema 17 Stepper Motor 1.7A 0.59 Nm 84oz.in 48mm Body w/ 1m Cable & Connector for 3D Printer/CNC with Motor Mounting Bracket and 36mm M3 Screws

Electrical Specification:
– Manufacturer Part Number: 17HD48002H-22B
– Motor Type: Bipolar Stepper
– Step Angle: 1.8 deg.
– Holding Torque: 0.59N·m(84oz.in)
– Rated Current/phase: 1.7A
– Phase Resistance: 1.8ohms
– Inductance: 3.8 mH ±20% (1KHz)

Physical Specification:
– Motor Body Length: 48mm
– Motor Full Length: 70mm
– Shaft Diameter: 5mm
– Shaft Length: 20mm
– D-cut Length: 15mm
– Number of Leads: 4
– Lead Length: 1m with connector
– Motor Weight: 380g
– 17 Mounting Bracket – 90 degrees
– Mounting Holes: 31mm center-to-center
– Max Collar Diameter: 22mm

Package included:
3 Pack Nema 17 Stepper Motor
3 Pack Nema 17 Mounting Bracket (Powder-coated steel)
12 Pcs 3*6mm M3 Screws

Product Features

  • Three stepper motors and three brackets in one kit for more saving;
  • High torque motor for 3D printer and CNC; “D” shaft for easy and secure coupler connection.
  • Precisely machined full metal body; High quality black powder paint.
  • Three Pack of NEMA 17 Stepper Motor Brackets, ideal for many hobby and replacement applications.
  • M3 Screws Included (12) Three Pack – NEMA 17 Mounting Bracket – 90 degrees.

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3D Printer Nema 17 Stepper Motor 1.7A 64oz.in 4 Wire 1m Wire W/ Molex Connector

This is the most popular model in 3D printer market, with 1.8°step angle (200 steps/revolution).
Each phase draws 1.68A, allowing for a holding torque of 45Ncm(64oz.in).
This stepper motor is ideal for the RepRap Prusa, Mendel 90, Rostock and similar 3D printers, as well as CNC and robotics applications.
The motors are supplied with a 1 metre long power cable with a 4-pin Molex female connector already fitted – ready to plug and print!

Electrical Specification:

* Manufacturer Part Number: 17HS19-1684S1
* Motor Type: Bipolar Stepper
* Step Angle: 1.8°
* Holding Torque: 45Ncm(64oz.in)
* Rated Current/phase: 1.68A
* Phase Resistance: 1.65ohms
* Recommended Voltage: 12-24V
* Inductance : 2.8mH+/-20%(1KHz)

Physical Specification:

* Frame Size: 42 x 42mm
* Body Length: 48mm
* Shaft Diameter: Φ5mm
* Front Shaft Length: 24mm
* Number of Leads: 4
* Lead Length: 1000mm
* Weight : 390g


Black(A+), Green(A-), Red(B+), Blue(B-)


Make sure the motor connect to a constant current or chopper drive controller before you test motor.
Connecting the motor directly to a power supply will destroy the motor.

Product Features

  • RepRap Prusa, Mendel 90, Rostock 3D Printer Motor
  • NEMA-17 bipolar 48mm 4-wire
  • 1.8° step angle(200 steps/rev)
  • Rated current 1.68A & resistance 1.65ohms
  • 44Ncm(62.3oz.in) holding torque

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OctagonStar Flexible Couplings 5mm to 8mm NEMA 17 Shaft for RepRap 3D Printer or CNC Machine(2PCS)

Flexible shaft couplers used in small CNC machines and 3D printers such as Prusa i3 or ORD Bot.
Flex capability of the coupler removes stress when shafts are not aligned perfectly.
Brand Listing, If you buy is not OctagonStar brand product, You Can Apply for a Refund and Compensation.

Product Features

  • Flexibility of this coupler removes stress between motor and driving component.
  • Compatible with NEMA 17 stepper motors (for 5mm to 8mm shaft diameter).
  • Useful in RepRap 3D Printers and small CNC machines.
  • Dimensions: 19mm x 25mm.
  • NOTE:OctagonStar Quality Assurance.Item package or product surface have OctagonStar brand identity. If you feel to buy isn’t OctagonStar item, you can return or exchange.

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