FULLING FL42STH38-1206A NEMA 17 (42mm) 2.7 kg·cm 1.8° Hybrid Stepper Motor

The FULLING FL42STH38-1206A NEMA 17 Hybrid Stepper Motor is a compact, high-precision motion motor designed for reliable control in automation and positioning systems. With a 1.8° step angle, 2.6 kg·cm holding torque, and low rotor inertia, it delivers smooth, accurate movement even in space-constrained designs. Operating at 4.0 V DC with 1.2 A rated current, this 4-phase stepper motor ensures stable torque output and efficient thermal performance. Built with Class B insulation, IP30 protection, and durable bearings, it supports continuous operation across industrial temperature ranges. Ideal for CNC machines, robotics, and precision instruments where consistency, compact size, and dependable performance matter most. Features: Standard NEMA 17 (42mm) frame size 1.8° full-step angle for precise positioning 2600 g·cm holding torque for stable load control 4-phase hybrid design for smooth motion Low rotor inertia (54 g·cm²) improves responsiveness Class B (130°C) insulation for reliability Package Includes: 1 x FULLING FL42STH38-1206A NEMA 17 (42mm) 2.7 kg·cm 1.8° Hybrid Stepper Motor

Specifications

Step angle	1.8 deg
Shaft type	Round
Shaft Diameter	5mm
Holding Torque	0.2548 N·m
Step Angle	1.8°
Step Angle Accuracy	±5%
No. of Phase	4
Rated Voltage (VDC):	4 VDC
Rated Current (A):	1.2
Shaft Diameter :	5 mm
Motor Shaft Type	Round
Resistance	3.3±10%ohms @20°C
Inductance:	3.2±20% mH@1kHz
Holding Torque (N.m)	0.2548
Cable Length	30
Length (mm):	42.3
Width (mm):	42.3
Weight (g):	290
Dimensions (L x W x H) mm	170 x 130 x 130
Installation	Tool-Free, Easy Replacement
Shipping Weight	0.295 kg
Shipping Dimensions	9 × 6 × 6 cm