What is the lead time for delivery?

Lead time is 7-10 working days usually, and 20 working days during the busy season, based on the detailed order quantity.

What is the precision range of the gearbox?

The precision range is 1-3 arcmin for P1 level and 3-5 arcmin for P2 level.

What is the maximum input speed?

The maximum input speed is 8000 rpm for smaller models and 6000 rpm for larger models.

OEM Ratio 20: 1 High Torque Helical Planetary Gear Reducer

Name: OEM Ratio 20: 1 High Torque Helical Planetary Gear Reducer
Brand: Shenzhen Hefa Gear Machinery Co., Ltd.
SKU: 1955940365

Guangdong, ChinaShenzhen Hefa Gear Machinery Co., Ltd.

US$1,015.00

5-499 Pieces

US$366.00

500-999 Pieces

US$245.00

1,000+ Pieces

Sample price:US$366.00/piece.Request sample

Product profile

Customization

Available

Application

Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Automation Equipment

Hardness

Hardened Tooth Surface

Model NO.

PX140 series

Installation

Vertical Type

Layout

Coaxial

Gear Shape

Helical Gear

Step

Single-Step

Type

Planetary Gear Reducer

Protection Grade

IP65

Ratio Range

3:1 to 100:1

Precision Range

1-3arcmin (P1);3-5arcmin(P2)

Transport Package

Carton

Specification

size140

Trademark

Newgear

Origin

China

HS Code

8483402090

Production Capacity

100000 Set

Key features

High Torque Output: Delivers up to 2.5 times rated torque for emergency stops and heavy loads.

Ultra-Low Noise: Helical gears ensure quiet operation with noise levels as low as 56 dB.

High Precision Control: Standard backlash of 3 arcmin (P1) ideal for precision motion control applications.

Maintenance-Free Design: Sealed with high-viscosity grease requiring no replacement for the unit's life.

Wide Ratio Range: Available ratios from 3:1 to 100:1 covering L1 and L2 series requirements.

IP65 Protection Grade: Dust-tight and protected against water jets for reliable outdoor or harsh use.

Universal Motor Adapter: Bushing connection allows attachment to any motor from manufacturers worldwide.

Long Service Life: Average operational life reaches 20,000 hours under rated conditions.

Company profile

Shenzhen Hefa Gear Machinery Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-02-28 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.99h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShenzhen Hefa Gear Machinery Co., Ltd. is a China-based manufacturing factory established in 2009, with 294 employees and more than 10 production lines. Its stated product scope covers precision gears, timing pulleys, planetary gear reducers, worm gears, racks, couplings, and related components. The supplier reports ISO9001:2015 certification, 41–50 quality-control staff, eight R&D engineers, and annual planetary gearbox productivity of 200,000 units. It offers personalized services and describes a quality-first, continuous-improvement approach. Export activity began in 2015, with markets spanning multiple regions and Shenzhen port proximity. Evidence supports production scale, quality-system certification, product customization, and international fulfillment capability. However, the provided information does not establish financial credibility, documented after-sales procedures, or specific customer cases.

Supplier typeThe supplier is identified as a factory in Shenzhen, China, operating in manufacturing. Its legal entity is Shenzhen Hefa Gear Machinery Co., Ltd., established in 2009, with 294 employees.

CertificationsThe supplier explicitly reports holding an ISO9001:2015 certificate. This provides direct evidence of a certified quality management system, although no additional certifications are listed.

R&D capabilityThe supplier reports eight R&D engineers and describes continuous improvement and innovation as operating principles. Its product scope includes precision gears, planetary reducers, and other specialized transmission components, supporting some innovation capability, but no patents, R&D investment, or product-development results are stated.

Production capacityThe supplier has 294 employees, more than 10 production lines, 41–50 quality-control staff, and reported annual productivity of 200,000 planetary gearboxes. It also states an off-peak lead time within 15 working days and peak-season fulfillment of 2–3 months, indicating established production capacity with seasonal variation.

Customization capabilityThe supplier explicitly states that it provides personalized services and focuses on customer participation in the manufacturing process. Its offerings include multiple precision transmission products, while the representative title also references manufacturing and customization; this supports customization capability, though detailed customization boundaries are not specified.

Product Q&A

Q:Who are we?

Hefa Group is based in Guangdong, China, started in 1998, with three subsidiaries. Main products include planetary gearboxes, timing belt pulleys, helical gears, spur gears, gear racks, gear rings, chain wheels, hollow rotating platforms, and modules.

Q:How can we guarantee quality?

We always conduct a pre-production sample before mass production and perform a final inspection before shipment.

Q:How to choose the suitable planetary gearbox?

Please provide relevant parameters. If you have a motor drawing, it helps us recommend a suitable gearbox faster. Otherwise, provide motor parameters such as output speed, torque, voltage, current, IP rating, noise, operating conditions, size, and power.

Q:Why should you buy from us not from other suppliers?

We are a 22-year experienced manufacturer specializing in all kinds of spur, bevel, helical, grinding gears, gear shafts, timing pulleys, racks, planetary gear reducers, and timing belts.

Q:What services can we provide?

Accepted delivery terms include Fedex, DHL, and UPS. Accepted payment currencies are USD, EUR, HKD, GBP, and CNY. Payment types include T/T, L/C, PayPal, and Western Union. We speak English, Chinese, and Japanese.