High Torque Low Backlash Transmission NEMA42 Motor Planetary Gearboxes (PRN120-L2)

Name: High Torque Low Backlash Transmission NEMA42 Motor Planetary Gearboxes (PRN120-L2)
Brand: Shenzhen Hefa Gear Machinery Co., Ltd.
SKU: 1947953655

Guangdong, ChinaShenzhen Hefa Gear Machinery Co., Ltd.

US$404.00

10-499 Pieces

US$202.00

500-999 Pieces

US$145.00

1,000+ Pieces

Sample price:US$202.00/piece.Request sample

Product profile

Customization

Available

Application

Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator Machinery

Function

Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction

Model NO.

PRN120P2L2

Layout

Coaxial

Hardness

Hardened Tooth Surface

Installation

Vertical Type

Step

Double-Step

Type

Planetary Gear Box

Speed Ratio

3:1~100:1

Precision Range

Backlash:8-16arcmin

Transport Package

Carton Box

Specification

size60

Trademark

Newgear

Origin

China

HS Code

8483402090

Production Capacity

100000 Set

Key features

High Precision Design: Backlash ranges from 8 to 16 arcmin for accurate transmission.

High Torsional Rigidity: Features large output torque and robust spur gear design.

Wide Speed Ratio Range: Available ratios from 3:1 to 100:1 for versatile applications.

High Efficiency: Efficiency reaches 96% for L1 stage and 94% for L2 stage.

Long Service Life: Average lifetime up to 20,000 hours under normal operation.

Low Noise Operation: Noise levels maintained at or below 58-70 dB.

IP65 Protection: Dust and water resistant with IP65 degree of protection.

Flexible Installation: Supports vertical installation with threaded and flange outputs.

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: ≤3.71h 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, established 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 you 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 output speed, output torque, voltage, current, IP, noise, operating conditions, motor size, and power.

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

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

Q:What services can you 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.