Top 10 Gear Motor Manufacturers in China (2026)
China accounts for over 60% of global gear motor production, driven by dense supply chains in the Ningbo–Cixi cluster (Zhejiang), the Pearl River Delta (Guangdong), and the Yangtze River Delta (Jiangsu). But not every "gear motor factory" on Alibaba actually owns winding lines, gear-cutting machines, and a dyno test bench. This guide profiles 10 verified gear motor manufacturers in China — each with confirmed in-house production — covering DC gear motors, planetary gear motors, worm gear motors, spur gear motors, and BLDC geared motors from sub-1W micro drives to 15 kW industrial systems.
Author: NBSHZL Motor Engineering Team · Last Updated: 2026-10-17
Key Takeaways
- China's Ningbo–Cixi area alone hosts 4 of the top 10 gear motor factories, with NdFeB magnet and gear steel suppliers within a 30 km radius.
- Planetary gear motors deliver 90–95% efficiency; worm gear motors sacrifice efficiency (40–70%) for self-locking — choose based on your application's backdrive requirements.
- FOB pricing ranges from $3–$15 (small DC gear motors, 5–50 W) to $60–$250 (high-power 400 W–3 kW BLDC gear motors) at 1,000+ pcs.
- Zhongda Leader — Ningbo
- Shenghe (NBSHZL) — Ningbo
- Moons' Electric — Shanghai
- Zhaowei (ZWBMD) — Shenzhen
- Doncen Motor — Ningbo
- Twirl Motor — Ningbo
- Guangjin (GGN Gear) — Shengzhou
- BG Motor — Ningbo
- Leison Motor — Ningbo
- Volcano Motor — Yuyao
- Quick Comparison Table
- How to Choose the Right Gear Motor Manufacturer
- Frequently Asked Questions
1. Zhongda Leader Intelligent Transmission — Ningbo
Ningbo Zhongda Leader Intelligent Transmission Co., Ltd.
Zhongda Leader (brand: ZD Motor) is one of China's largest dedicated gear motor manufacturers, publicly listed as a high-tech enterprise in Ningbo's Cixi district. With over 1,500 employees and 66,666 m² of factory space, ZD Motor operates one of the deepest gear motor product matrices in the industry. Their core product lines include DC gear motors, AC gear motors, BLDC planetary gear motors, high-precision cycloidal gearboxes, and motor drivers.
- Gear motor frame sizes:
- 32 mm, 42 mm, 52 mm, 62 mm, 72 mm, 82 mm diameter
- Power range:
- 6 W – 750 W
- Gear types:
- Planetary, spur, helical, worm, cycloidal
- Voltage:
- 12 V – 48 V DC; 110/220 V AC
- Key applications:
- Conveyor systems, packaging machinery, CNC auxiliary axes, food processing, AGV
Best for: Buyers who need a wide selection of standardized DC gear motor frame sizes with quick delivery on catalog models. ZD Motor's product matrix is exceptionally deep — dozens of winding and gearhead combinations per frame size. However, their higher MOQs (100–500 pcs on standard models) and less flexible approach to custom configurations make them better suited for medium-to-large volume production runs than for prototype or small-batch projects.
Website: www.zddriver.com
2. Shenghe Zhilian (NBSHZL) — Ningbo
Ningbo Shenghe Zhilian Motor Co., Ltd.
Shenghe (brand: NBSHZL) is a specialist gear motor manufacturer headquartered in Cixi, Ningbo — the heart of China's small-motor manufacturing cluster. The company focuses on brushless DC geared motors in the 15 W–3,000 W power range, covering three gear types: planetary gear motors, worm gear motors, and spur gear motors. Unlike larger conglomerates that spread across stepper, AC, and servo product lines, Shenghe's entire R&D and production capacity is concentrated on BLDC reduction motors and their matched controllers.
- Power range:
- 15 W – 3,000 W
- Voltage:
- 12 V / 24 V / 36 V / 48 V / 72 V / 110 V / 220 V DC
- Gear types:
- Planetary, worm, spur
- Controllers:
- BLD22010 (18–60 V, 10 A), BLD6010 (80–220 V, 30 A), BLDB6010 (FOC servo)
- Torque output:
- 0.3 Nm – 80 Nm (geared output)
- Key applications:
- AGV / electric tug motors, automatic doors, conveyor systems, industrial fans, medical equipment
- Sample lead time:
- 7–10 days
- MOQ:
- 10 pcs (standard), 1–5 pcs for evaluation samples
Why buyers choose Shenghe: The factory manufactures both the motor and the controller in-house, and ships them as matched motor + controller kits — pre-paired, firmware-loaded against the motor's actual Hall sequence and electrical parameters, and dyno-tested at end-of-line. This eliminates 2–4 weeks of field-tuning that engineering teams typically spend when sourcing gear motor and driver separately. For BLDC gear motors in the 24 V and 48 V range — the torque-speed envelope most commonly needed for AGV drives and industrial automation — Shenghe delivers 5–80 Nm output torque at 50–300 rpm shaft speed.
The company also offers flexible ODM development with tooling fees typically $800–$2,500, refundable against the first production order. For automatic doors and gates, their worm gear motors provide the self-locking feature that prevents backdrive when the motor is de-energized — a safety-critical requirement in vertical-lift and gate applications.
Website: www.nbshzl-motor.com
3. Moons' Electric — Shanghai
Shanghai Moons' Electric Co., Ltd. (SSE: 603728)
Moons' Electric is one of the largest motion-control motor manufacturers in China, publicly listed on the Shanghai Stock Exchange with annual revenue exceeding CNY 2.7 billion (approx. USD 370 million). The company operates four factories with annual capacity of 3 million units. Their gear motor line includes integrated step-servo motors with planetary gearheads, BLDC motors with planetary and spur gear reducers, and high-precision coreless motors.
- Gear motor power:
- 10 W – 1,500 W
- Voltage:
- 12 V – 48 V DC
- Gear types:
- Planetary (primary), spur
- Strengths:
- Integrated motor+driver units, high-precision motion control, publicly auditable supply chain
- Key applications:
- Semiconductor equipment, LED lighting systems, medical devices, industrial automation
Best for: Large-volume OEM projects (5,000+ pcs/year) where the buyer needs a publicly auditable supply chain and integrated motor+driver gear motor solutions. Moons' scale means they are less flexible on small-batch orders or highly custom gearhead configurations. If your project needs a specific gear ratio with a custom shaft and mounting flange in quantities under 500 pcs, a mid-sized specialist will respond faster.
Website: www.moons.com.cn
4. Zhaowei (ZWBMD) — Shenzhen
Shenzhen Zhaowei Machinery & Electronics Co., Ltd.
Zhaowei is China's leading manufacturer of micro planetary gear motors, specializing in miniature gearboxes from 3.4 mm to 38 mm diameter — a size range most other factories on this list cannot produce. The company holds IATF 16949 automotive certification and employs over 3,000 people across 50,000+ m² of production space. Their ZWBMD series covers gear ratios from 5:1 to 1,500:1, with output torques from 50 gf·cm (micro) up to 25 Nm (38 mm frame).
- Gearbox diameters:
- 3.4 mm, 4 mm, 6 mm, 8 mm, 10 mm, 12 mm, 16 mm, 20 mm, 22 mm, 24 mm, 28 mm, 32 mm, 38 mm
- Power range:
- 0.01 W – 50 W
- Gear precision:
- DIN 8–10 standard (metal), powder metallurgy + CNC machined
- Key applications:
- Automotive (headlamp leveling, seat adjustment, EPB), smart locks, medical devices, consumer electronics, robotics
Best for: Buyers who need micro and miniature gear motors below 38 mm diameter — automotive actuators, smart home devices, medical instruments, and consumer electronics. Zhaowei's IATF 16949 certification makes them one of the very few Chinese micro gear motor factories qualified for automotive-tier supply chains. Not suitable for industrial gear motors above 50 W; for those applications, look at Shenghe, Zhongda, or Volcano Motor.
Website: www.zwgearbox.com
5. Doncen Motor — Ningbo
Ningbo Doncen Machinery & Electronics Co., Ltd.
Doncen Motor has been manufacturing micro DC gear motors and gearbox assemblies in Ningbo since 2001. Their product range covers DC gear motors from 3 V to 220 V with power up to 500 W, across motor diameters from 16 mm to 120 mm. Doncen is a gearbox-first company — they manufacture planetary, worm, and spur gearheads in-house and integrate them with both brushed DC and brushless DC motor cores.
- Motor diameters:
- 16 mm – 120 mm
- Power range:
- 0.5 W – 500 W
- Voltage:
- 3 V – 220 V DC
- Gear types:
- Planetary (16–80 mm), worm, spur
- Key applications:
- Smart home actuators, medical equipment, vending machines, power tools, automotive
Best for: Buyers sourcing small-to-medium DC gear motors (under 500 W) who need flexible customization on gearbox ratio, shaft type, and voltage. Doncen's 20+ years of gearbox manufacturing experience gives them strong mechanical engineering capability. For higher-power gear motors (500 W–3 kW) or matched BLDC motor + controller kits, Shenghe offers a broader power envelope.
Website: doncenmotor.com
6. Twirl Motor — Ningbo
Ningbo Twirl Motor Co., Ltd.
Twirl Motor specializes in micro planetary gearboxes, brushless DC gear motors, linear actuators, and automotive motor assemblies. What sets Twirl apart is their in-house powder metallurgy production line for manufacturing planetary gears — rather than buying gearheads from external gearbox suppliers, they press, sinter, and finish the gear teeth in their own facility. This vertical integration gives them precise control over gear tooth profile, surface finish, and dimensional tolerance.
- Core products:
- Micro planetary gearboxes, BLDC gear motors, linear actuators, spur gear motors
- Power range:
- 1 W – 500 W
- Strengths:
- In-house powder metallurgy, automotive-grade gear components, compact form factor
- Key applications:
- Automotive seat/window/mirror adjustment, power tools, smart home, medical beds, robotics
Best for: Buyers who need compact planetary gear motors at the micro-to-small end (under 100 W) with tight-tolerance gearheads. Twirl's powder metallurgy capability gives them a cost advantage on small-diameter planetary gears compared to factories that machine gears from bar stock. Less suitable for high-power industrial gear motors or worm gear applications.
Website: www.twirlmotor.com
7. Guangjin Intelligent Technology (GGN Gear) — Shengzhou
Zhejiang Guangjin Intelligent Technology Co., Ltd.
Guangjin (brand: GRANGIN / GGN Gear) is a gear-first manufacturer that evolved from Shengzhou Lianxin Gear Factory (est. 2005) into a full gear motor and gearbox producer. The company specializes in high-precision gears — spur, helical, bevel, spiral bevel, and worm gears — with machining capabilities meeting DIN 5–8 precision standards. Their gear motor line includes worm gear motors, helical gear motors, and bevel gear reducers for industrial applications.
- Core products:
- Worm gear motors, helical gear motors, bevel gear reducers, precision gears
- Gear precision:
- DIN 5–8
- Strengths:
- Gear manufacturing expertise, high-precision machining, wide reducer range
- Key applications:
- Industrial conveyors, packaging lines, material handling, food processing, textile machinery
Best for: Buyers who need industrial-grade worm gear reducers and helical gearboxes with high gear precision (DIN 5–8). Guangjin's background as a gear manufacturer means their gearbox quality is among the best on this list for heavy-duty industrial applications. Less focused on BLDC or small DC gear motors — for those, look at Shenghe, Doncen, or Twirl.
Website: www.ggn-gear.com
8. BG Motor — Ningbo
Ningbo Yinzhou BG Motor Factory
BG Motor is one of the longest-established motor factories in Ningbo, operating since 1994. Their gear motor range covers both brushless DC and brushed DC motors with planetary gearheads and worm gearheads. Three decades of continuous production means BG Motor's supply chain, tooling, and quality systems have been hardened through multiple demand cycles — a level of manufacturing maturity that newer factories cannot replicate.
- Core products:
- DC gear motors (brushed + brushless), planetary gear motors, worm gear motors, AC motors
- Power range:
- 10 W – 1,000 W
- Strengths:
- 30+ years manufacturing history, wide motor type coverage, established export track record
- Key applications:
- Home appliances, power tools, industrial equipment, garden tools, HVAC
Best for: Buyers who need both brushed DC and brushless DC gear motors from a single factory — common when phasing from brushed to BLDC in a product redesign. BG Motor's long operating history gives procurement teams confidence in supply continuity. For advanced features like matched controller kits or FOC servo drives, more specialized factories offer stronger solutions.
Website: www.china-bgmotor.com
9. Leison Motor — Ningbo
Ningbo Leison Motor Co., Ltd.
Leison Motor is a Ningbo-based manufacturer offering one of the broadest DC motor product ranges among Chinese suppliers. Their gear motor catalog spans DC spur gear motors (12–110 mm diameter, 0.1–300 W), DC planetary gear motors (10–82 mm diameter, 0.1–1,000 W), and worm gear motor assemblies. They also produce brushed DC motors, BLDC motors, stepper motors, and motor drivers — making them a one-stop source for multi-motor-type projects.
- Spur gear motors:
- 12–110 mm diameter, 0.1–300 W
- Planetary gear motors:
- 10–82 mm diameter, 0.1–1,000 W
- Voltage:
- 3 V – 48 V DC
- Key applications:
- Electric curtains, smart home, vending machines, medical equipment, industrial automation
Best for: Buyers who need to source multiple motor types (spur gear + planetary gear + brushless) from a single supplier to simplify vendor management. Leison's REACH and SGS certifications are useful for buyers shipping to EU markets with strict material compliance requirements.
Website: www.leisonmotor.com
10. Volcano Motor — Yuyao
Yuyao Volcano Electric Industry Co., Ltd.
Volcano Motor produces DC gear motors, BLDC gear motors, and generators spanning 80 W to 15 kW — making them the highest-power option on this list. Their product line includes both metric and NEMA frame gear motors with NdFeB permanent magnets, customizable voltage (12–220 V), speed, torque, and mounting configurations. The BLDC gear motor range extends to 15 kW, covering e-mobility traction motors, industrial pump drives, and heavy-duty material handling.
- Power range:
- 80 W – 15 kW
- Frame standards:
- Metric and NEMA frames
- Gear types:
- Planetary, spur
- Key applications:
- E-mobility (scooters, tricycles, e-rickshaws), industrial pumps, material handling, agricultural equipment
Best for: Buyers who need gear motors in the 3 kW–15 kW range — e-mobility traction, industrial pump drives, and heavy-duty material handling where most other factories on this list top out at 1–3 kW. Volcano's strength is the motor itself; for matched controller kits in the mid-power range (15 W–3,000 W), Shenghe's integrated motor + controller approach is more turnkey.
Website: www.volcanomotor.com
Quick Comparison Table: Top 10 Gear Motor Manufacturers in China
Use this table as a shortlist filter before requesting quotations. It summarizes power range, gear types, controller capability, and primary application focus for each factory.
| # | Manufacturer | Location | Power Range | Gear Types | In-House Controller | Key Certifications | Best For |
|---|---|---|---|---|---|---|---|
| 1 | Zhongda Leader | Ningbo | 6 W – 750 W | Planetary, spur, helical, worm, cycloidal | Yes (drivers) | ISO 9001, CE | Standard catalog, deep matrix |
| 2 | Shenghe (NBSHZL) | Ningbo | 15 W – 3 kW | Planetary, worm, spur | Yes (3 families) | ISO 9001, CE, RoHS | Matched motor+controller kits, AGV |
| 3 | Moons' Electric | Shanghai | 10 W – 1.5 kW | Planetary, spur | Yes (integrated) | ISO 9001, UL, CE | High-volume OEM, precision |
| 4 | Zhaowei (ZWBMD) | Shenzhen | 0.01 W – 50 W | Planetary (micro) | No | ISO 9001, IATF 16949 | Micro gear motors, automotive |
| 5 | Doncen Motor | Ningbo | 0.5 W – 500 W | Planetary, worm, spur | No | ISO 9001, CE, RoHS | Small DC gear motors, customization |
| 6 | Twirl Motor | Ningbo | 1 W – 500 W | Planetary (in-house PM gears), spur | No | ISO 9001, CE, RoHS | Micro planetary, powder metallurgy |
| 7 | Guangjin (GGN Gear) | Shengzhou | 100 W – 15 kW | Worm, helical, bevel | No | ISO 9001 | Industrial reducers, DIN 5–8 gears |
| 8 | BG Motor | Ningbo | 10 W – 1 kW | Planetary, worm | No | ISO 9001, CE | Brushed-to-BLDC transition |
| 9 | Leison Motor | Ningbo | 0.1 W – 1 kW | Planetary, spur, worm | Yes (drivers) | ISO 9001, CE, REACH, SGS | Multi-motor-type sourcing |
| 10 | Volcano Motor | Yuyao | 80 W – 15 kW | Planetary, spur | Yes | ISO 9001, CE | High-power e-mobility, pumps |
How to Choose the Right Gear Motor Manufacturer
Step 1: Define Your Torque, Speed, and Voltage Requirements
Start with the mechanical load. Calculate the required output torque (Nm) and shaft speed (rpm) for your application, then derive the motor power using: Power (W) = Torque (Nm) × Speed (rpm) × 2π / 60. Combined with your system's DC bus voltage, this narrows the manufacturer list immediately. Most gear motor factories focus on the 12–48 V DC range for industrial automation. If you need 72 V+ systems or matched controller kits, manufacturers like Shenghe and Volcano Motor cover that envelope. For torque and power calculation methodology, see our engineering reference.
Step 2: Select the Right Gear Type
The three dominant gear types each serve different application needs. For a detailed engineering comparison, see our guide on worm gear motor vs. planetary gear motor.
- Planetary gear motors — 90–95% efficiency, compact, high torque density. Choose for AGV drives, robotics, conveyor systems, and any application requiring high efficiency and bidirectional operation.
- Worm gear motors — 40–70% efficiency but self-locking. Choose for automatic doors, gates, hoists, vertical lifts, and any application where the load must hold position when power is cut.
- Spur gear motors — 95%+ efficiency per stage, lowest cost, but larger form factor at high reduction ratios. Choose for fans, blowers, light-duty conveyors, and cost-sensitive applications.
Step 3: Verify the Factory, Not Just the Alibaba Listing
Three verification steps before placing a production order:
- Factory video walkthrough — Ask the supplier to show the gear-cutting or powder metallurgy room, motor winding station, dynamic balancing machine, and end-of-line test bench on a live video call. Trading companies cannot show these.
- ISO certificate cross-check — The registered entity name on the ISO 9001 certificate must match the company name on the business license. Traders often present the factory's certificate with a different entity name.
- BOM transparency — A real gear motor manufacturer can specify: magnet grade (e.g., N35SH NdFeB), lamination steel grade (e.g., 50W470), gear material (e.g., 20CrMnTi carburized steel or FC-0208 powder metallurgy), bearing model (e.g., 6201-2RS), and gear precision grade (e.g., DIN 8). A trader will deflect or give vague answers.
Step 4: Sample and Test Before Production
Always order 2–5 evaluation samples and test them on your actual load before committing to a production order. Key tests to run:
- No-load current — should match datasheet within ±10%
- Gearbox backlash — measure with a dial indicator; planetary should be <1°, worm <15 arcmin at output
- Thermal rise at rated load — run for 2 hours and verify temperature stays below insulation class limit (typically 80°C rise for Class B)
- Audible noise at rated speed — gear noise is often the make-or-break factor for end-product acceptance
- Gear wear after 500-hour burn-in — if your production timeline allows, this catches marginal gear quality early
Frequently Asked Questions
What types of gear motors do Chinese manufacturers produce?
Three main types: (1) Planetary gear motors — high torque density, 90–95% efficiency, best for AGV and robotics. (2) Worm gear motors — self-locking, 40–70% efficiency, best for doors and gates. (3) Spur gear motors — simplest design, 95%+ efficiency, best for fans and blowers. Power ranges span from sub-1 W micro drives up to 15 kW industrial systems.
How much do gear motors from China cost?
FOB China pricing at 1,000+ pcs: Micro gear motors (under 5 W) $0.80–$5.00. Small DC gear motors (5–50 W) $3–$15. Medium BLDC gear motors (50–400 W) $15–$80. High-power gear motors (400 W–3 kW) $60–$250. Planetary gearheads cost more than worm or spur at equivalent torque due to higher manufacturing precision. Custom OEM models add 15–30% plus tooling ($500–$3,000).
What is the typical MOQ for gear motors from Chinese factories?
Standard catalog models: 10–200 pcs. Large factories (Zhongda, Moons'): 100–500 pcs. Mid-sized specialists (Shenghe, Doncen): 10–50 pcs, with 1–5 pcs for evaluation samples. Micro gear motors (Zhaowei): 500–1,000 pcs on standard models. Custom OEM/ODM: 200–1,000 pcs. Tooling fees typically $500–$3,000, often refundable against first production order.
How do I choose between a planetary gear motor and a worm gear motor?
Choose planetary when you need high efficiency (90–95%), compact size, and bidirectional operation. Choose worm when you need self-locking (load holds position when motor is off) — critical for gates, hoists, and vertical lifts. The trade-off: worm gears lose 30–60% of input power as heat. For a detailed comparison, see our worm gear motor vs. planetary gear motor guide.
What certifications should a Chinese gear motor factory have?
Minimum: ISO 9001. EU export: CE (LVD + EMC) plus RoHS and REACH. North America: UL recognition if the motor integrates into a UL-listed product. Automotive: IATF 16949 (only Zhaowei and HengDrive on common lists hold this). Also verify IP-rating test reports from third-party labs (TUV, SGS) and gear precision grade reports (DIN/AGMA). Always cross-check certificate numbers with the issuing body.
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