What is the typical delivery time for orders?

Delivery time is typically 25-30 working days for a 20' container of RV series worm gearboxes, and 35-40 working days for helical gearmotors.

Kaf Series High Quality Flange Mounted Helical Bevel Gear Box Speed Reducer

Name: Kaf Series High Quality Flange Mounted Helical Bevel Gear Box Speed Reducer
Brand: SLER TRANSMISSION DEVICES (HANGZHOU) CO., LTD.
SKU: 1972178362

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

US$200.00-800.00

5 Pieces

Product profile

Customization

Available

Application

Motor, Machinery, Agricultural Machinery

Hardness

Hardened Tooth Surface

Model NO.

KAF 127D225S4

Installation

Foot/Flange Mounted

Layout

Coaxial

Gear Shape

Cylindrical Gear

Step

Single-Step

Type

Gear Reducer

Rated Power

37kw

Ratio

17.77

Output Torque

4270nm

Output Speed

83rpm

Transport Package

Plywood Box/Carton Box

Specification

Iron housing

Origin

Hangzhou, China

HS Code

8483409000

Production Capacity

200PCS/Day

Key features

High Efficiency Design: Efficiency reaches 94%-96% depending on the transmission stage.

Durable Gear Material: Gears made of 20CrMnTi alloy steel with surface hardness HRC58-62.

Low Noise Operation: Maximum noise level is 60-68dB for quiet industrial performance.

Flexible Mounting Options: Available in foot-mounted, flange-mounted, or hollow shaft configurations.

Custom OEM/ODM Service: R&D team supports customized design based on drawings or samples.

Wide Torque Range: Nominal torque ranges from 180Nm to 50,000Nm across various models.

High Precision Machining: Gears feature accurate grinding with 6-5 Grade precision.

Trial Order Support: Accepts single piece trial orders for quality testing purposes.

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 B/L date. We replace defective parts or products if quality issues arise, excluding damage from improper operation or wrong specification selection.

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

Please email us the series code, 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 cannot find what I need?

Yes, we offer three options: 1. Design based on your pictures/drawings using standard models. 2. OEM/ODM service based on samples for bulk purchases. 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 are glad to accept trial orders for a single piece to allow you to test product quality before bulk purchasing.