What is the typical delivery time for orders?

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

S Type Helical Worm Gearbox with NEMA Flange

Name: S Type Helical Worm Gearbox with NEMA Flange
Brand: SLER TRANSMISSION DEVICES (HANGZHOU) CO., LTD.
SKU: 1940426951

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

US$224.00-232.00

5 Pieces

Sample price:US$224.00/piece.Request sample

Product profile

Customization

Available

Application

Motor, Motorcycle, Machinery, Agricultural Machinery

Hardness

Hardened Tooth Surface

Model NO.

SAF67-NEMA143TC-V-121.33-D45-A-M4

Installation

M1-M6

Layout

Angular

Gear Shape

Helical Worm

Step

Double-Step

Type

Gear Reducer

Rated Power

0.55kw

Output Speed

12rpm

Output Torque

420nm

Ratio

121.33

Transport Package

Plywood Box or Carton Box

Specification

37-97

Trademark

SLER

Origin

Zhejiang, China

HS Code

8483409090

Production Capacity

200pieces/Day

Key features

High Efficiency Design: Efficiency reaches 94%-96% depending on transmission stage, saving power and reducing operational costs.

Durable Material Construction: Housing made of cast/ductile iron; gears use 20CrMnTi alloy steel with HRC58-62 surface hardness.

Flexible Mounting Options: Supports foot-mounted, B5/B14 flange-mounted, solid shaft, or hollow shaft configurations.

Low Noise Operation: Integrated casting housing ensures stable transmission with noise levels kept between 60-68dB.

Precise Gear Grinding: Features accurate grinding at 6-5 Grade precision with modified profiles for safe, high-loading support.

Effective Sealing System: Perfect oil leakage prevention with good sealings, suitable for a wide range of industrial applications.

Customizable OEM/ODM: R&D department supports customized design based on drawings or samples for bulk purchasing needs.

Wide Application Range: Suitable for motors, motorcycles, machinery, and agricultural equipment with angular layout.

Company profile

SLER TRANSMISSION DEVICES (HANGZHOU) CO., LTD.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2022-08-29Nearest Port: Ningbo, Shanghai, YiwuAverage Response Time: ≤4.86hTerms 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:What payment methods are accepted?

We accept T/T (30% deposit + 70% balance), L/C, and D/P.

Q:What is the warranty period for the gearbox?

We provide a one-year warranty against the B/L date. We will send spare parts or new products to replace defective items, excluding issues caused by inappropriate operation or wrong specification selection.

Q:How should I select the correct model and specifications?

Please email us the series code (e.g., RC series), motor power, output speed or ratio, service factor, and application details. Providing pictures or drawings is also helpful for accurate selection.

Q:Can you customize products if I don't find what I need on your website?

Yes, we offer three options: 1) Design based on your pictures/drawings using standard models; 2) OEM/ODM services based on samples; 3) Develop new products for special applications like agitators or cement conveyors.

Q:Is it possible to buy a single unit for quality testing?

Yes, we gladly accept trial orders for quality testing, allowing you to purchase 1 pc of each item.