NMRV030 Worm Reducer 5 To 1 With RV030, NEMA 23 Motor, DM542 Driver

Meet the NMRV030 Worm Reducer 5:1 with RV030, paired with a NEMA 23 stepper motor and DM542 driver for compact, precise motion control. This integrated gear motor delivers strong torque at low speeds, making it ideal for boats, cars, electric bicycles, fans, and home appliances. With a totally enclosed design and CE/ROHS certification, it’s built to perform reliably in demanding environments while keeping maintenance simple.

Benefits & Tips

• Precise slow-speed control: Choose from ratios of 5:1 up to 80:1 to tailor speed and torque for your application, with holding torque up to 3 Nm.
• Easy integration: 11 mm input shaft compatibility with the motor and an 8 mm motor shaft simplifies mounting. The DM542 driver provides reliable torque control for smooth micro‑stepping.
• Versatile use cases: Perfect for automation projects in marine, automotive, electric bikes, fans, and household appliances where compact, powerful gear reduction is needed.

Product specifications

• Gear reducer: NMRV030 worm reducer
• Ratio options: 5:1, 7.5:1, 10:1, 15:1, 20:1, 25:1, 40:1, 50:1, 60:1, 80:1
• Motor: NEMA 23 stepper motor (models 57HS56/76/82/100/112)
• Driver: DM542
• Continuous current: 3 A
• Holding torque: 1.2/2/2.2/3 Nm (depending on motor version)
• Efficiency: IE2
• Commutation: Brush
• Construction: Series wound
• Protect feature: Totally Enclosed
• Lead wires: 4
• Input shaft diameter: 11 mm (with key shaft)
• Motor shaft diameter: 8 mm
• Origin: Mainland China
• Certifications: CE, ROHS

Package includes:

• 1pc NEMA23 single shaft stepper motor
• 1pc NM RV030 worm reducer
• 1pc DM542 driver

Warnings / Reminders:

• Ensure the power supply and DM542 current settings match the motor current (3 A) to prevent overheating.
• Follow proper wiring and safety procedures during installation and operation.

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All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.