DC Servo Motor closed loop manufacturer NEMA11

Electrical Specification

28mm NEMA11 Closed Loop DC Servo Motor | 24V High Precision Motor

We are a professional manufacturer of closed loop DC servo motors, specializing in high-precision NEMA11 closed loop DC servo motors. This 24V servo motor features a compact 28mm NEMA11 frame and a maximum speed of 4000rpm. It offers multiple power ratings: 22W, 33W and 44W, with output torque covering 0.05N·m, 0.08N·m and 0.1N·m.

Adopting a 3-phase 8-pole structure, this motor delivers stable operation, high working efficiency and precise positioning performance. Our NEMA11 closed loop DC servo motor is widely applied in robotics, precision instruments and automation equipment, providing dependable motion control for diverse industrial scenarios.

28mm NEMA11 Closed Loop DC Servo Motor Electrical Specifications (24V)

Electrical Specification
Motor Model		SS281-53	SS281-80	SS281-106
Number of Phase		3
Number of Poles		8
Rated Voltage(VDC)	VDC	24
Rated Speed(Rpm)	rpm	4000
Rated Torque(N.m)	N.m	0.053	0.08	0.106
Rated Power(W)	W	22.2	33.5	44.4
Rated Current(A)	A	1.32	2	2.64
Peak Current(A)	A	3.96	6	7.92
Peak Torque(N.M)	N.m	0.159	0.24	0.318
Rotor Inertia(kg.cm2)	kg.cm	0.015	0.02	0.025
Torque Constant(N.m/A)	N.m/A	0.05	0.05	0.05
Torque Constant(V/krpm)	V/krpm	4.6	4.6	4.6
Line-Line Resistance(Ω)	ohm	1.2	1.1	1
Line-Line Inductance(mH)	mH	0.9	0.8	0.7
Length(mm)	mm	55	65	75
Weight(kg)	kg	0.4	0.6	0.8
Encoder Resolution（P/R）	P/R	1000，1024，2500
Note	Standard specification for your reference. Customize the product as your requirements.

Mechanical Dimensions

Mechanical Size

Standard Leadwire Configuration

Custom Option

Custom Shaft

Round, D-Cut, Cross drilled, Key-Way, Thread or Hollow

Servo Geared Motor

Planeatry Gearbox servo Motor
Spur Gearbox servo Motor

Connector
Molex, Harwin, Tyco/AMP, JST etc.

Leadwires and Cables
Special lengths, Protective hose

Download

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Ability

Factory Ability

I.CHMOTION has been specializing in Servo motor, Brushless DC motor, Reducer Motors and AC Gear Motor since 2006. Our main products are Servo Motor, Gear Motor. Our products are widely used and applied in the following industries: entertainment systems, automobiles, home and industrial appliances, Such as 3D printer Motor, AGV Servo Motor Chip Mounter Motor.

Servo Motor

Reducer Motors

AC Gear Motor

Advantages

1. 1 Year Factory Warranty;

2. Reliable supplier;

3. Design product for different customers’ needs;

Cleaner Grinder for Rotor Machine Center

Dryer Testing Area Soundproof Room

Package

-With safest protection;

-Recommend customer to choose appropriate shipping way, vessel or air;

-Delivery: 15 days for prototypes, 30 - 45 days for batch order.