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 maximum input speed?

The maximum input speed varies by model, ranging from 4000 rpm to 8000 rpm.

Prn90 Helical Gear High Precision Planetary Gearbox Reducer with 1-3 Backlash

Name: Prn90 Helical Gear High Precision Planetary Gearbox Reducer with 1-3 Backlash
Brand: Shenzhen Hefa Gear Machinery Co., Ltd.
SKU: 881992405

Guangdong, ChinaShenzhen Hefa Gear Machinery Co., Ltd.

US$221.00

10-199 Pieces

US$163.00

200-499 Pieces

US$59.00

500+ Pieces

Sample price:US$163.00/set.Request sample

Product profile

Customization

Available

Application

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

Hardness

Hardened Tooth Surface

Model NO.

PRN90 series

Installation

Vertical Type

Layout

Coaxial

Gear Shape

Cylindrical Gear

Step

Single-Step

Type

Planetary Gear Reducer

Ratio

3-100

Backlash

8-16arcmin

Transport Package

Carton Box

Specification

size90

Trademark

Newgear

Origin

China

HS Code

8483402090

Production Capacity

300, 000 Set Per Year

Key features

High Precision Backlash: Backlash ranges from 1-3 arcmin for L1 and up to 20 arcmin for L2 depending on model.

Wide Ratio Range: Available ratios from 3 to 100 across L1 and L2 stages for versatile speed reduction.

Durable Construction: Features hardened tooth surfaces with an average lifetime of 20,000 hours.

IP65 Protection Rating: Provides robust protection against dust and water jets for industrial environments.

Flexible Output Options: Offers hole output, round flange output, and threaded reverse connection options.

Customizable Design: Supports customization based on customer drawings or samples for specific needs.

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: ≤4.93h 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 output speed, 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 gears, including 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, UPS. Accepted payment currencies are USD, EUR, HKD, GBP, CNY. Payment types include T/T, L/C, PayPal, Western Union. Spoken languages are English, Chinese, and Japanese.