NEMA 8 1.8° Stepper Motor (20mm), 2-Phase Bipolar

Products

NEMA 8 1.8° Stepper Motor (20mm), 2-Phase Bipolar

Precise Micro-Torque: Delivers 0.02-0.036 Nm of controlled force for delicate and lightweight motion control.
Compact & Efficient Design: Built to the NEMA 8 standard (20mm), optimized for space-constrained applications.
Accurate Stepping: 1.8° step angle ensures smooth operation and precise repeatable positioning.
Reliable Connectivity Wiring: The leads allow for direct termination to your driver or control system, enabling a customized and secure installation.
Versatile Application: Ideal for micro-automation tasks in monitoring, textile, and printing equipment.

Motor Specifications

Model	Current	Resistance	Inductance	Holding torque		Inertia	Length	Weight
Model	A	Ω±10%	mH±20%	N.m	OZ.in	g/cm²	mm Max	Kg	Lbs
SD20H228-0604	0.6	6.5	2.2	0.02	2.83	1.6	28	0.04	0.09
SD20H240-0604	0.6	10.6	4.3	0.036	5.1	2.9	40	0.06	0.13
SD20H240-0804	0.8	6.5	2.5	0.036	5.1	2.9	40	0.06	0.13

This NEMA 8 stepper motor is engineered for precision equipment where space and weight are at a premium. With its 0.02-0.036 Nm micro-torque output, 1.8° step angle, and compact 20mm frame, it is the ideal drive for miniature components.

Core Advantages

Controlled Micro-Torque Output: Perfectly matched for lightweight load requirements, it provides the right amount of power for monitoring pan-tilts, textile guiders, and printer paper feeds, ensuring smooth motion and rapid response.
Superior Space Efficiency: The NEMA 8 standard and compact 20mm body allow for easy integration into high-density equipment layouts, making it a cornerstone of miniaturized design.
Easy & Reliable Connectivity: : The leads allow for direct termination to your driver or control system, enabling a customized and secure installation.