IP65 Waterproof Nema 17 Stepper Motor 2.0A 0.45Nm (63.74oz.in)

The Waterproof Nema 17 Stepper Motor offers precision motion, compact design, and IP65-rated waterproof protection. With 2.0A rated current and 0.45Nm (63.74oz.in) holding torque, this small stepper motor is ideal for automation, robotics, and outdoor machinery that require waterproof electric motors for reliable and stable performance.

Key Features

• IP65 waterproof protection for dust and moisture resistance
• 42mm square frame size (NEMA 17 standard)
• 1.8° step angle for precise motion control
• Durable Class B insulation for long lifetime
• Operates reliably in harsh industrial or outdoor conditions (-20°C ~ +50°C)
• Lightweight (approx. 0.4 kg) and easy to integrate

Applications

This IP65 stepper motor is suitable for 3D printers, medical automation, CNC equipment, robotics, outdoor inspection devices, and other automation systems requiring waterproof and dustproof performance.

Technical Specifications

No.	Item	Specification
1	Step Angle	1.8° ±5%
2	Number of Phase	2
3	Phase Voltage	3.0 VDC
4	Phase Current	2.0 A
5	Phase Resistance	1.5 Ω ±10% (at 20°C)
6	Phase Inductance	3.0 mH ±20%
7	Static Moment (Holding Torque)	0.45 Nm (63.74 oz.in)
8	Insulation Class	Class B
9	Insulation Resistance	100MΩ Min. (500V DC)
10	Ambient Temperature	-20°C ~ +50°C
11	Ambient Humidity	15% ~ 90% RH
12	Motor Weight	Approx. 0.4 kg
13	Use Voltage	DC 12V–36V
14	Recommended Driver	OK2D4020A
15	Waterproof Rating	IP65 (Do not immerse in water)
16	Output Shaft	Φ5 × 20 mm (customizable)
17	Lead Wires	AWG22, length 1000 mm

Excitation Sequence and Direction of Rotation

Seen from the mounting surface, rotation direction is counterclockwise (CCW) when energized in the sequence below.

Step	A+	B+	A−	B−	Direction
1	+	+	−	−	CCW
2	−	+	+	−
3	−	−	+	+
4	+	−	−	+

Wiring Diagram

Two-phase wiring for bipolar stepper connection:

• Black (A+), Green (A−)
• Red (B+), Blue (B−)

Why Choose Our Waterproof Stepper Motor?

This IP65 waterproof Nema 17 stepper motor combines high torque, compact size, and long service life. Its sealed construction prevents dust and moisture ingress, ensuring stable performance in demanding environments. Whether used as a waterproof motor for outdoor robots or a waterproof electric motor for CNC machinery, it delivers precision and reliability that standard motors cannot match. Our nema17 waterproof stepper motors are widely trusted in automation and robotics industries for their consistent quality and professional design.