What is the lead time for delivery?

7-10 working days as usual, 20 working days in busy season, it will be based on the detailed order quantity.

What are the available gear ratios?

The ratio range is customizable from 3 to 100, allowing selection of L1 or L2 stages based on specific needs.

What is the maximum input speed?

The max input speed varies by model, reaching up to 8000 rpm for the PRN60 series and 4000 rpm for the PRN160 series.

Low Backlash Prn90 Series Servo Motor Precision Planetary Gear Reducer

Name: Low Backlash Prn90 Series Servo Motor Precision Planetary Gear Reducer
Brand: Shenzhen Hefa Gear Machinery Co., Ltd.
SKU: 871378055

Guangdong, ChinaShenzhen Hefa Gear Machinery Co., Ltd.

US$221.00

10-199 Set

US$163.00

200-499 Set

US$59.00

500+ Set

Sample price:US$163.00/set.Request sample

Product profile

Customization

Available

Application

Motor, Electric Cars, Machinery, Marine, Agricultural Machinery

Hardness

Hardened Tooth Surface

Model NO.

PRN90 series

Installation

Vertical Type

Layout

Coaxial

Gear Shape

Conical - Cylindrical Gear

Step

Single-Step

Type

Planetary Gear Reducer

Ratio Range

3-100

Return Backlash

8-16arcmin

Transport Package

Carton Box

Specification

size 90

Trademark

Newgear

Origin

China

HS Code

8483402090

Production Capacity

300, 000 Set Per Year

Key features

Low Backlash Performance: Precision planetary gearbox with return backlash as low as 8 arcmin for high accuracy.

High Efficiency Ratio: Efficiency reaches up to 96% for L1 stage and 94% for L2 stage under full load.

Wide Ratio Range: Customizable gear ratios available from 3:1 to 100:1 to suit various applications.

Robust Construction: Inner gears made of low carbon alloy steel with carburizing quenching and grinding.

High Torque Output: Emergency stop torque reaches 2.5 times the rated torque for reliable performance.

Long Service Life: Average operational lifetime up to 20,000 hours under standard conditions.

IP65 Protection: Dust-tight and water-resistant design suitable for harsh industrial environments.

High Speed Capability: Max input speed up to 8000 rpm for high-speed servo motor applications.

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: ≤4.95h 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, start from 1998, has a three subsidiaries in total. The Main Products is planetary gearbox, timing belt pulley, helical gear, spur gear, gear rack, gear ring, chain wheel, hollow rotating platform, module, etc.

Q:How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment.

Q:How to choose the suitable planetary gearbox?

First of all, we need you to be able to provide relevant parameters. If you have a motor drawing, it will let us recommend a suitable gearbox for you faster. If not, we hope you can provide the following motor parameters: output speed, output torque, voltage, current, ip, noise, operating conditions, motor size and power, etc.

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

We are a 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts.

Q:What services can we provide?

Accepted Delivery Terms: Fedex, DHL, UPS; Accepted Payment Currency: USD, EUR, HKD, GBP, CNY; Accepted Payment Type: T/T, L/C, PayPal, Western Union; Language Spoken: English, Chinese, Japanese.