What is the gear ratio of the gearbox?

The gearbox features an exceptional gear ratio of approximately 6:1.

What certifications does the product have?

The product is crafted under the rigorous standards of ISO9001.

What is the maximum rpm for the DMT220DL model?

The maximum rpm for the DMT220DL model is 2,500.

Durable Korea Di Marine Gearbox Designed for Heavy-Duty Applications

Name: Durable Korea Di Marine Gearbox Designed for Heavy-Duty Applications
Brand: Shandong Top Crown Imp. &Exp. Co. Ltd
SKU: 2103417952

Shandong, ChinaShandong Top Crown Imp. &Exp. Co. Ltd

US$10,000.00-500,000.00

1 Piece

Product profile

Customization

Available

Application

Marine, Heavy Duty Workboat Fishing Boat, Trawler, Tug Bo

Function

Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase

Model NO.

DL/BL Model

Layout

Durable Structure of Driving Gear Bearing

Hardness

Lubrication Structure of Gear and Bearing

Installation

Thruster Bearing for Output Shaft

Step

High Elasticity Coupling Provided

Type

Quiet Operation with Precise Gearing

Features

ISO9001

Functionality

Tug Boat, Push Boat, Inland Cargo, Fishing, Tanker

Metal

Permanently Available Oil Filter(Metal) Applied

Parts

Use of Seawater Resistant Castings

Transport Package

Wooden Crates for Ocean Transportation

Specification

inquire

Trademark

Origin

China

HS Code

8483409090

Key features

ISO9001 Certified Quality: Crafted with precision under rigorous ISO9001 standards for unmatched quality and detail.

Seawater Resistant Construction: Built with seawater-resistant castings for longevity in challenging marine conditions.

Whisper-Quiet Operation: Precision-engineered gearing significantly reduces noise for a silent experience.

Emergency Safety Features: Includes emergency 'GO HOME' function and emergency bolt for added security.

Compact & Elegant Design: Innovative compact design providing an elegant and minimalistic appearance.

Efficient Maintenance System: Equipped with a permanently available metal oil filter to reduce downtime.

High Elasticity Coupling: Features high elasticity coupling for robust performance and durability.

Full Customization Available: Supports customization from samples, designs, and full customization options.

Company profile

In-stock CapacityImporters and ExportersHigh Repeat Buyers ChoiceProduct Certification

Shandong Top Crown Imp. &Exp. Co. Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤8.85h

AI-Powered supplier vetting

SummaryThe supplier operates its own generator-set production line, maintains accessory warehouses, and has a Kyrgyzstan branch supporting Yuchai engine sales and after-sales service across Central Asia. It reports OEM service for well-known brands and offers sample-, design-, and fully customized production. ISO 9001 and HSE management-system certifications are stated. Export activity is substantial, with 71%–90% of sales reportedly exported, supported by self-operated import/export rights and broad market coverage. Quality control evidence is mixed: one slice reports one QA/QC inspector, random finished-product inspection, and instructions without written records, while another reports 11–20 quality-control staff. R&D capability is stated, with engineers having 11–20 years of total experience, but no SDK is available. Financial and cash-flow records are identified for 2021–2023, yet no substantive financial results are provided. No specific customer cases are disclosed.

Supplier typeThe supplier has its own generator-set production line and accessory warehouses, while its stated business scope also covers numerous trading categories. Its own production infrastructure and reported annual output indicate a manufacturer, although the broad sales scope suggests it may also conduct diversified trading activities.

CertificationsISO 9001 and HSE supplier-management-system certifications are explicitly reported. The product compliance certification is listed only as “Others,” so the specific product standards are not identified.

After-Sales capabilityThe supplier reports a dedicated after-sales team and a Kyrgyzstan branch providing Yuchai engine sales and after-sales maintenance across the five Central Asian countries. Its service-capability process includes written procedures and follow-up records, supported by 20 qualified service suppliers.

R&D capabilityThe supplier states that it has a professional R&D team, and its R&D engineers have 11–20 years of total experience. However, no SDK is available, so the evidence supports established R&D staffing but not strong software-development or integration capability.

Production capacityOwn generator-set production infrastructure, accessory warehouses, reported annual output, and broad export coverage support production capability. However, lead-time information conflicts: one slice states within 15 workdays, while another states 2–3 months for both seasons; quality inspection is also described as random with limited documentation in one record.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, and also reports OEM services for well-known brands. These statements directly demonstrate broad customization and OEM capability.