What is the transmission efficiency?

The transmission efficiency is greater than 95%, ensuring minimal energy loss during operation.

What materials are used for the gears and shafts?

Gears are made of 20CrMnTi and shafts are made of 40Cr, both heat-treated for high hardness.

What certifications does the product have?

The gearbox is certified with ISO, CE, and EAC standards for quality and safety compliance.

Tanhon SA79 Helical Worm Gearbox Gear Unit I=21.57 Ratio Hollow Shaft Output

Name: Tanhon SA79 Helical Worm Gearbox Gear Unit I=21.57 Ratio Hollow Shaft Output
Brand: Zhejiang Tianhong Transmission Machinery Co., Ltd.
SKU: 2157748235

Zhejiang, ChinaZhejiang Tianhong Transmission Machinery Co., Ltd.

US$120.00-2,000.00

1 Piece

Sample price:US$120.00/piece.Request sample

Product profile

Customization

Available

Application

Motor, Machinery, Agricultural Machinery, Gearbox

Hardness

Hardened Tooth Surface

Model NO.

SA79-Y3-4P-180-21.57-M1-A-50

Installation

Horizontal Type, Vertical Type

Layout

Industry

Gear Shape

Bevel Gear

Step

Three-Step

Type

Gear Reducer

Housing Material

Ductile Iron Qt400/Qt600, Gray Cast Iron Ht250

Gear Material

20 Crmnti

Shaft Material

40 Cr

Input Power

0.12~22 Kw

Output Torque

up to 6000 N.M

Output Speed

0.16~147 Rpm

Output Shaft

Parallel Key Solid Shaft, Parallel Key Hollow Shaf

Warranty

1 Year

Certificates

ISO, CE, EAC

Corrosion Resistance Class

C1, C2, C3, C4, C5-I, C5-M

Color

Customized Options

Transport Package

Plywood Crates

Specification

37/47/57/67/77/87/77/107

Trademark

TANHON

Origin

China

HS Code

8483409000

Production Capacity

80000 PCS/Month

Key features

High Efficiency Transmission: Transmission efficiency exceeds 95% with noise levels below 65dB for quiet operation.

High Torque Capacity: Delivers maximum output torque up to 6500 N.m with input power ranging from 0.12 to 30 kW.

Versatile Mounting Options: Supports Foot-Mounted, B5/B14 Flange-Mounted, and Torque-Arm Mounted configurations.

Premium Component Quality: Uses 20CrMnTi gears, 40Cr shafts, and ductile iron housing with hardness 58-62 HRC.

Customizable Color Options: Color is customizable to meet specific client requirements and branding needs.

Wide Application Range: Suitable for agriculture, chemical, food, mining, packaging, and textile industries.

Compact Helical Worm Design: Combines helical and worm gears for compact form factor and minimal energy loss.

Reliable Warranty Support: Comes with a 12-month warranty covering mechanical defects and performance issues.

Company profile

High Repeat Buyers ChoiceODM ServicesStandardized quality controlR&D Capabilities

Zhejiang Tianhong Transmission Machinery Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2003-11-06Nearest Port: NINGBO, SHANGHAIAverage Response Time: ≤0.91hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryThe supplier operates in machinery-related sectors, including drilling, milling, CNC, lathing, grinding, gear hobbing, and gear grinding equipment. It reports broad customization and ODM capabilities, 100% finished-product inspection, five quality assurance and quality control inspectors, three production lines, and written procedures for service assessment, corrective actions, and complaint handling. However, it does not provide OEM services for popular brands, has no SDK, reported no new products in the past year, and lacks overseas warehouses, showrooms, agents or branches, and offline trade-show participation. ISO9001:2000 certification is stated, but no current certificate details are provided. Financial information is represented only by years rather than financial results, so credibility cannot be fully assessed.

Supplier typeThe supplier is a machinery manufacturer covering drilling, milling, CNC, lathing, grinding, gear-processing equipment and related industrial applications. Its stated product range and manufacturing equipment indicate a specialized industrial machinery supplier rather than a general trading company.

CertificationsThe supplier states that it was the first in its peer group to obtain ISO9001:2000 quality management system certification. Because no current certificate validity, scope, or additional certifications are provided, the evidence supports a certification advantage but does not establish present certification status in detail.

After-Sales capabilityThe supplier has written procedures and records for service assessment, corrective and preventive actions, and customer complaints, and it provides technical advice through nationwide sales networks and branch offices. However, it reports no overseas warehouses, showrooms, agents or branches, and no overseas service countries, indicating stronger domestic than overseas service coverage.

Production capacityThe supplier reports three production lines, a broad set of machining equipment, five quality assurance and quality control inspectors, and 100% finished-product inspection. However, it does not continuously reconcile quantities for each batch or mass production, so production capability is supported while production-control discipline has a stated gap.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also provides ODM services. The evidence directly supports broad customization capability.