What is the noise level of the reducer?

Noise levels range from 58dB to 65dB depending on the specific model and configuration.

What is the protection rating?

The gearbox features an IP65 protection rating, suitable for harsh industrial environments.

What is the backlash precision?

Backlash ranges from 8 to 16 arcmin, with specific models offering precision down to 8 arcmin.

High Torque Ratio 50: 1 NEMA57 Servo Motor Planetary Gearbox Reducer

Name: High Torque Ratio 50: 1 NEMA57 Servo Motor Planetary Gearbox Reducer
Brand: Shenzhen Hefa Gear Machinery Co., Ltd.
SKU: 1958175165

Guangdong, ChinaShenzhen Hefa Gear Machinery Co., Ltd.

US$392.00

1-499 Pieces

US$297.00

500-999 Pieces

US$118.00

1,000+ Pieces

Sample price:US$292.00/piece.Request sample

Product profile

Customization

Available

Application

Industrial

Speed

Low Speed

Model NO.

PVFN90 series

Function

Driving

Casing Protection

Closed Type

Number of Poles

Starting Mode

Direct on-line Starting

Certification

ISO9001

Brand

Newgear

Hardness

Hardened Tooth Surface

Installation

Vertical Type

Layout

Coaxial

Step

Double-Step

Type

Planetary Gear Reducer

Gear Shape

Spur Gear

Speed Ratio

50:1

Precision Range

Backlash:8-16arcmin

Transport Package

Carton Box

Specification

size160

Trademark

Newgear

Origin

China

HS Code

8483402090

Production Capacity

100000 Set

Key features

High Torque Ratio: 50:1 ratio with output torque up to 2.5 times rated torque for heavy-duty applications.

Precision Gear Design: Low carbon alloy steel gears with carburizing quenching and grinding for high efficiency.

Compact Structure: Small size range from 60mm to 120mm with large output torque capability.

Low Noise Operation: Stable operation with noise levels as low as 58dB for quiet industrial environments.

High Efficiency: Full load efficiency up to 95% for L1 stage and 92% for L2 stage reducers.

Long Service Life: Average lifetime of 20,000 hours ensuring reliable long-term performance.

IP65 Protection: Closed type casing with IP65 protection rating for dust and water resistance.

Customizable Options: Support for custom drawings and samples with various gear shapes and ratios.

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: ≤1.64h 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.