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25mm DC Gear Motor with Encoder 12V/24V Low Noise for Smart Home and Robots

25mm DC Gear Motor with Encoder 12V/24V Low Noise for Smart Home and Robots

Brand Name:	Masing Motor
Model Number:	MSGM25A370-LN-E
MOQ:	1000 pieces
Price:	Negotiable
Payment Terms:	T/T
Supply Ability:	100000 pieces per month

Detail Information

Product Description

Ratings & Reviews

Detail Information

Place of Origin:

China

Certification:

IATF16949, ISO9001, RoHS, CE

Gearbox Size:

Dia. 25mm Gearbox

Motor Type:

RF-370 / RF-310 / RF-300 DC Motor

Encoder:

6PIN Magnetic Hall Encoder, 2 Channel A/B, 11 PPR

Reduction Ratio:

1:10 - 1:1051 (customized)

Rated Voltage:

DC 3V-24V (customized)

Speed:

2-2000 RPM (customized)

Rated Torque:

0.05-5 Kg.cm

Noise Level:

About 35 DB At 30 Cm

Shaft Type:

Round, D-cut, Flat, Hole, M4 (customized)

Gearbox Material:

Metal Gear Box

Gears Material:

Powder Metallurgy, Steel, Copper, Plastic

Direction Of Rotation:

CW / CCW

Life Time:

100-1000 Hours

Certification:

IATF16949, ISO9001, RoHS, CE

Packaging Details:

Strong carton 250pcs/box, customized packaging available

Supply Ability:

100000 pieces per month

Highlight:

Low Noise 25mm Gear Motor

12V Encoder Gear Motor

Smart Door Lock Gear Motor

Product Description

25mm DC Gear Motor with Encoder 12V/24V Low Noise for Smart Home and Robots

Product Overview

This 25mm DC gear motor is the low noise, encoder ready version of the RF-370 micro motor platform. A machined metal gearbox, selected bearing sets and a balanced rotor keep the running noise low, while the 6PIN hall encoder gives accurate speed and position feedback for smart door locks, robots and automation equipment.

Low Noise: about 35 dB at 30 cm in the low noise build, quiet enough for indoor door lock and home appliance use
Encoder Feedback: 6PIN magnetic hall encoder, 2 channel A/B output, 11 PPR multiplied by the gear ratio
Wide Voltage: DC 3V-24V customized, common builds at 6V and 12V
Wide Speed Range: 2 RPM to 2000 RPM customized by gear ratio
Metal Gearbox: Dia. 25mm gearbox, reduction ratio 1:10 to 1:1051
Power Range: 0.1W to 10W customized
Compatible Motor Types: RF-300, RF-310, RF-370, RS-360, RS-365, RS-380, RS-385, RS-390

25mm DC Gear Motor with Encoder 12V/24V Low Noise for Smart Home and Robots

Technical Specifications

Model Number	MSGM25A370-LN-E
Gearbox Diameter	Dia. 25mm
Rated Voltage	DC 3V-24V (customized, 6V / 12V standard)
Speed	2-2000 RPM (customized)
Gear Ratio	1:10 - 1:1051 (customized)
Rated Power	0.1W-10W
Rated Torque	0.05-5 kg.cm
Encoder	Magnetic hall encoder, 2 channel A/B, 6PIN connector
Noise Level	About 35 dB at 30 cm (low noise version)
Efficiency	58%-90% depending on gear stage
Life Time	100-1000 hours
Direction of Rotation	CW / CCW
Shaft Type	Round, D-cut, flat, hole, M4 (customized)
Warranty	3 months to 1 year
Place of Origin	Guangdong, China

Why Choose This Low Noise Encoder Version

Quiet operation: hardened gears, pre lubricated gearbox and balanced rotor cut vibration and acoustic noise
Closed loop control: encoder pulses let the driver keep exact speed and position, no step loss on door lock and robot joints
Long service life: powder metallurgy and steel gear sets rated for 100-1000 hours of continuous duty
Flexible customization: voltage, speed, shaft, cable length and connector pinout all adjustable for OEM projects
Factory support: 10 years of micro motor manufacturing, IATF16949 / ISO9001 quality system, RoHS and CE compliance

Applications

Application Area	Specific Uses
Smart Home	Smart door lock, intelligent window opener, smart curtain, robot vacuum
Security	Electronic locks, public bicycle locks, security monitoring pan tilt
Robotics	Service robot, food delivery robot, AGV and AMR drive wheel
Medical Equipment	Sphygmomanometer, massaging mattress, air pump, urine analyzer
Business Machines	3D printer, copier and scanner, tattoo pen, intelligent robot
Electric Powered Equipment	Electric toothbrush, electric tool, electric toy car, hand blender

Packaging and Delivery

Packaging: Strong carton 250pcs per box, customized packaging available

Port: Shenzhen / Guangzhou / Shanghai

Single Package Size: 37 x 27 x 25mm

Single Gross Weight: 0.025kg

Supply Ability: 100,000 pieces per month

Quantity (pieces)	Lead Time (days)
1 - 100	10
101 - 1000	15
More than 1000	To be negotiated

Samples: 1 piece available, sample price USD 15 per piece, refundable on formal order

Frequently Asked Questions

Q1: Are you a manufacturer or a trading company?

A1: We are a professional micro motor manufacturer with more than 10 years of experience and a complete supply chain from parts processing to finished motors.

Q2: How do you control the noise level?

A2: We select hardened gear sets, apply controlled lubrication, balance the rotor and test each batch on a noise tester. The low noise build runs at about 35 dB at 30 cm.

Q3: Which encoder do you use?

A3: A 6PIN magnetic hall encoder with 2 channel A/B output, 11 PPR multiplied by the gear ratio. Cable length and connector can be customized.

Q4: What information do I need to provide for a quote?

A4: Please tell us rated voltage, no load speed, load speed, load torque, shaft type and size range, then we will offer the best matching build.

Q5: How about samples and lead time?

A5: Sample order is welcome. Stock items ship in 1-3 working days, customized builds take 10-15 days for 1-1000 pieces.

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

J*s

United States Aug 14.2026

Helpful (180)

We needed a reliable supplier for 12mm DC gear motors for our automation builds, and these guys nailed it.

J*n

South Korea Jun 30.2026

Helpful (88)

Delivery is always reliable and communication is easy.

Sara

Turkey Oct 28.2025

Helpful (209)

Very good ,the quality is way better than I expected, and it arrived super quickly.

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25mm DC Gear Motor with Encoder 12V/24V Low Noise for Smart Home and Robots

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