Skip to product information
1 of 7

HyHaven HH-31ZY Worm Gear Motor, 12V / 24V DC, 12 Speed Options, 8 mm Output Shaft

Regular price $29.99 USD
Regular price Sale price $29.99 USD
Sale Sold out
Taxes included.
Air shipping to the United States, Belgium, Germany, Spain, France, Italy, and the Netherlands. Orders under US$59: US$10 shipping. Orders of US$59 or more: free air shipping. Estimated delivery: 5–8 business days after shipment; timing may vary by destination. Shipping details
Shipping to a remote or island address? Check delivery coverage by postal code before ordering.

Some remote postal codes and island destinations—including Alaska and Hawaii, the Canary Islands, and certain French overseas regions—may have different delivery availability or timing. Before ordering, contact us with your full ZIP or postal code so we can confirm whether our air-shipping route serves your address and the total shipping cost. We will not add any extra shipping charge without your approval. If we cannot serve your address, we will contact you before dispatch to arrange a solution or refund.

Voltage + Rated Speed
Quantity
Voltage + Rated Speed
Request a Quote

The HyHaven HH-31ZY is a compact DC worm gear motor for rotary motion projects. Choose 12V DC or 24V DC, then select one of 12 rated speed options.Speed options Rated speed No-load speed Rated torque 149.3...

Read more technical details

Technical Specifications

The HyHaven HH-31ZY is a compact DC worm gear motor for rotary motion projects. Choose 12V DC or 24V DC, then select one of 12 rated speed options.

Speed options

Rated speed No-load speed Rated torque
149.3 RPM 187 RPM 1.6 kgf·cm
80 RPM 100 RPM 3.0 kgf·cm
50.7 RPM 63 RPM 4.8 kgf·cm
43 RPM 54 RPM 5.7 kgf·cm
32.8 RPM 41 RPM 7.4 kgf·cm
24 RPM 30 RPM 10.2 kgf·cm
18.8 RPM 23 RPM 13.0 kgf·cm
15.2 RPM 19 RPM 14.4 kgf·cm
12.9 RPM 16 RPM 17.0 kgf·cm
9.8 RPM 12 RPM 22.3 kgf·cm
7.2 RPM 9 RPM 25.0 kgf·cm
5.6 RPM 7 RPM 25.0 kgf·cm

Rated speed and torque change with the selected reduction ratio. The values above are from the supplied motor specification table; no-load speed is shown separately from rated speed.

Specifications

  • Voltage options: 12V DC or 24V DC
  • Rated power: 3.5W
  • Gearbox: metal
  • Output shaft: 8 mm diameter
  • Gearbox face: 58 × 40 mm
  • Motor body: 31 mm diameter × 57 mm length
  • Mounting: 4 × M4 holes
  • Backlash: ≤2°

Check the mounting dimensions and select the voltage and rated speed that match your application. Confirm the required rotation direction and wiring before installation.

Full Specifications

  • Motor: 31ZY brushed DC motor, 5000 RPM motor speed, 3.5 W rated power
  • Voltage options: 12V DC / 24V DC
  • Gearbox: metal worm gearbox, 58 × 40 mm face
  • Output shaft: 8 mm
  • Output bearing: oil-impregnated (sintered) bearing
  • Backlash: ≤2°
  • Radial clearance: ≤0.1 mm
  • Axial clearance: ≤0.3 mm
  • Max radial load: 3 kgf
  • Max axial load: 5 kgf
  • Max shaft press-in force: 15 kgf
  • Weight: 300 g
Rated Speed Gear Ratio No-Load Speed Rated Torque Gear Stages
149.3 RPM 26.8:1 187 RPM 1.6 kgf·cm 3
80 RPM 50:1 100 RPM 3.0 kgf·cm 3
50.7 RPM 78.9:1 63 RPM 4.8 kgf·cm 3
43 RPM 93.1:1 54 RPM 5.7 kgf·cm 3
32.8 RPM 122:1 41 RPM 7.4 kgf·cm 3
24 RPM 166.7:1 30 RPM 10.2 kgf·cm 3
18.8 RPM 213:1 23 RPM 13.0 kgf·cm 3
15.2 RPM 263.2:1 19 RPM 14.4 kgf·cm 4
12.9 RPM 310.5:1 16 RPM 17.0 kgf·cm 4
9.8 RPM 406.7:1 12 RPM 22.3 kgf·cm 4
7.2 RPM 556:1 9 RPM 25.0 kgf·cm 4
5.6 RPM 710:1 7 RPM 25.0 kgf·cm 4
View full details
Request a quote

PRODUCT HIGHLIGHTS

Built around the needs of your project

  • Compact Muscle for Rotary Jobs

    Up to 25.0 kgf·cm of torque for turntables, valves, feeders and small lifting mechanisms.

  • 12 Speeds, Your Pick

    Rated 5.6 to 149.3 RPM in 12V or 24V — slow-and-strong or fast, you choose.

  • Self-Locking, All Metal

    Worm gearbox holds position with power off; metal housing, oil-impregnated bearing, ≤2° backlash.

  • Standard Fittings

    Ø8 mm output shaft, reverse by swapping the leads, 58 × 40 mm face, four M4 holes.

  • Support That Answers

    30-day returns, free sizing help before you order, and real replies by email or WhatsApp.

OEM / ODM

OEM & Bulk Support

Worldwide OEM/ODM, distributor, and project inquiries are welcome. Shipping availability and terms are confirmed for each destination.

OEM / ODM solutions

Support product customization for distributor programs and private-label project needs.

Volume pricing for distributors

Ask about volume pricing for recurring supply, project buying, and distributor orders.

Engineering support available

Get help with application fit, product selection, and system integration questions.

Request a Quote

Tell us about your project

Use this form to request a quote or project support.

Include model, application, force, stroke, voltage, and customization notes.