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Normally, it takes 25-30 workdays for a 20' container of RV series worm gearboxes and 35-40 workdays for helical gearmotors.

Sf87-M4 Flange Mounted Helical-Worm Gear Box Helical Gear Units for Servo Motor

Name: Sf87-M4 Flange Mounted Helical-Worm Gear Box Helical Gear Units for Servo Motor
Brand: SLER TRANSMISSION DEVICES (HANGZHOU) CO., LTD.
SKU: 2018212265

Zhejiang, ChinaSLER TRANSMISSION DEVICES (HANGZHOU) CO., LTD.

US$40.00-200.00

5 Pieces

Product profile

Customization

Available

Application

Motor, Motorcycle, Machinery, Agricultural Machinery

Hardness

Hardened Tooth Surface

Model NO.

SF 87 D132 M4

Installation

M1-M6

Layout

Coaxial

Gear Shape

Cylindrical Gear

Step

Double-Step

Type

Gear Reducer

Rated Power

7.5kw

Output Speed

82rpm

Output Torque

820nm

Ratio

17.49I

Transport Package

Plywood Box or Carton Box

Specification

37-97

Trademark

SLER

Origin

Zhejiang, China

HS Code

84834030

Production Capacity

200pieces/Day

Key features

High Efficiency Design: Advanced gear grinding and modified profile ensure high efficiency and power saving.

Stable Low Noise Operation: Integrated casting housing provides compact dimensions, stable transmission, and low noise.

Flexible Mounting Options: Supports foot-mounted, flange-mounted (B5/B14), and various shaft configurations.

Robust Sealing System: Perfect oil leakage prevention ensures good sealing for use in a wide range of industries.

High Loading Support: Advanced gear grinding and modified profile allow for high loading support and safe operation.

Low Maintenance Cost: Designed to save cost and require low maintenance over its operational life.

Wide Application Range: Suitable for harbor, shipping, hoist, electric power, coal mining, cement, and paper industries.

Modular Design: High modular design allows for flexible mounting modes and easy integration.

Company profile

SLER TRANSMISSION DEVICES (HANGZHOU) CO., LTD.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2022-08-29Nearest Port: Ningbo, Shanghai, YiwuAverage Response Time: ≤5.82hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummarySLER Transmission Devices (Hangzhou) Co., Ltd. is identified as a Chinese manufacturer/factory and limited company producing industrial gearmotors, gear reducers, and related transmission equipment. Evidence indicates five production lines, a 10,000 sqm production facility, CNC and gear-processing equipment, annual output of 45,000 helical gear reducers, and ISO 9001 quality management certification. The supplier reports 7–12 days for regular models in one description and within 15 workdays for both off-peak and peak periods in another. Its modular product design supports case-by-case solutions, while in-house final assembly and stated product configurations indicate customization potential. R&D experience and quality-control staffing are documented, but after-sales service arrangements and customer cases are not provided. Financial information is limited to registered capital data, which is not sufficient to establish overall financial credibility.

Supplier typeThe supplier is described as a manufacturer/factory and a limited company based in Hangzhou, China. Its stated business scope and product keywords center on industrial gearmotors, gear reducer units, worm gearboxes, and related machinery components.

CertificationsThe supplier explicitly reports ISO 9001 certification and states that quality is controlled through 48 inspections covering factors such as dimensional tolerance, load, noise, hardness, and appearance. This provides direct evidence of a documented quality-management system.

R&D capabilityThe supplier reports 6–10 years of R&D engineer experience, modular-design gear reducers, variable configurations across five product categories, and CNC, gear hobbing, and grinding equipment. These facts support product-development and engineering capability, although no patents, new-product history, or quantified R&D results are provided.

Production capacityProduction evidence includes a 10,000 sqm facility, five production lines, CNC and gear-processing machinery, in-house final assembly, and reported annual output of 45,000 helical gear reducers. The supplier also states lead times of 7–12 days for regular models and within 15 workdays during both off-peak and peak periods.

Customization capabilityThe supplier states that modular-design gear reducers are configured with customers case by case to identify suitable solutions, and it offers multiple gearmotor and gearbox series with variable configurations. This is explicit evidence of product configuration and customization capability, though the scope of fully bespoke engineering is not specified.

Product Q&A

Q:How can I pay for your products?

You can pay via T/T (30%+70%), L/C, D/P etc.

Q:How do you guarantee the quality?

We provide a one-year warranty against B/L date. If you encounter quality problems, send pictures or video for verification, and we promise to send spare parts or new products to replace. This guarantee does not cover inappropriate operation or wrong specification selection.

Q:How should we select models and specifications?

Email us the series code (e.g., RC series helical gearbox) along with requirement details such as motor power, output speed, ratio, service factor, or application. Providing as much data as possible, including pictures or drawings, is recommended.

Q:What should we do if we cannot find what we want on your website?

We offer three options: 1. Email us pictures, drawings, or detailed descriptions for custom design based on standard models. 2. Send samples for OEM/ODM design by our professional R&D department. 3. We can develop new products if they have good market potential, such as special gearboxes for agitators or cement conveyors.

Q:Can we buy 1 pc of each item for quality testing?

Yes, we are glad to accept trial orders for quality testing.