Stepper Motor - 12 N.m NEMA 34 Open-Loop
Single shaft NEMA 34, 2 phase bipolar stepper motor with 12.0 N.m (1700 oz-in) of holding torque. Rated at 6 A phase current, weighing 4.5 kg with 129 mm body length and 14 mm shaft diameter. Matching driver is EM882S (SMC-055)
The 86CM120 is a 2 phase NEMA 34 stepper motor with 12.0 N.m holding torque. It can be implemented in many industrial motion control applications. This 86CM120 stepper motor can move the attached load at high precision and with very low motor heating & vibration.
An industrial grade stepper motor, ideal for driving heavy loads. Has a holding torque of 12.0 N.m (1700 oz-in). Shaft is 14 mm in diameter with a flat. This NEMA 34 frame motor is 86 mm square on the face, with four 5.5 mm diameter untapped holes. The mounting holes are 69.6 mm from center to center along a side.
We recommend you drive this motor with the EM882S (SMC-055)
Voltage: 4.5V
Phase current: 6 A/phase
Holding torque: 12N.m (1700 oz-in)
Phase: 2
Step angle: 1.8°
Accuracy: ±0.09°
Resistance: 0.75 Ω
Inductance: 5.3mH
Rotor inertia: 2.94 kg-cm² (0.04163 oz-in-sec2 )
Shaft size: 14 mm (0.5512 inch)
Shaft type: Single
Radial play: Max 0.02 mm with 450g load
Axial play: Max 0.08 mm with 900g load
Model: 86CM120
Frame size: NEMA 34
Length: 129 mm (5.08 inch)
Number of wires: 4
Weight: 4.5 kg (9.91 lb)
Isolation class: B
Isolation resistance: Min 100 MΩ (500 VDC)
Operating temperature: -10 - 50°C (14 - 122°F)
Temperature rise (Max): 80k
Dispatch
In-stock orders are dispatched within 2 business days.
Shipping options
We deliver across Australia and internationally by any of the following methods:
- Australia Post Express
- Australia Post Parcel Post
- DHL
- FedEx (only international)
- Freight account. We'll email packaging dimensions when the shipment is ready to be book.
*Transit times vary depending on the shipping method and destination.
Store Pickup - Carrum Downs, Victoria, 3201
Order before 11am to collect after 2pm the same day. Mon–Fri, 9am–5pm, excludes public holidays.
RETURNS
How to return an item Contact us before sending anything back. Email info@oceancontrols.com.au or call +61 3 9708 2390. We'll confirm eligibility and guide you to the return process.
Return window 14 days from dispatch date.
Condition required Items must be unused and in original packaging, including all documentation and manuals.
Restocking fee A 20% restocking fee applies to all accepted returns. Return shipping costs are the customer's responsibility.
Non-returnable items
- Custom-made or specially imported products
- Software licences (some software have trial versions available)
- Items not in original, as-new condition
WARRANTY
How to make a warranty claim Before returning anything, please contact us. Our engineers can often resolve the issue remotely. If a return is required, our team will provide you with a warranty form to include with the goods.
What's covered Defects in materials and workmanship under normal use and correct installation.
What's not covered The warranty does not cover damage or failures caused by factors outside our control, including incorrect installation, unauthorised alterations or modifications, or any installation or use not recommended by the manufacturer.
Standard warranty All products carry a 12-month warranty from the date of purchase unless stated otherwise.
Extended warranty
- Labjack: 5 Years
- Atop: 5 Years
- MeanWell: 3 Years
- Teracom: 3 Years
- Novus: 3 Years




















