What payment methods do you accept?

The most common ways are online payment, Credit Card, and T/T Payment.

How do you ensure quality control?

Quality is a priority; every product is fully assembled and carefully tested before packing and shipping.

What is the minimum order quantity?

The minimum order quantity is 100 PCS.

New Diesin Car Heavy Duty Universal 4 Digital Combination Trailer Coupling Universal Hitch Lock

Name: New Diesin Car Heavy Duty Universal 4 Digital Combination Trailer Coupling Universal Hitch Lock
Brand: Ningbo Rato Hardware Co., Ltd.
SKU: 1941782431

Zhejiang, ChinaNingbo Rato Hardware Co., Ltd.

US$7.59

50-499 pieces

US$6.99

500-1,999 pieces

US$6.59

2,000-4,999 pieces

US$6.39

5,000+ pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Loading Weight

Application Range

Trailer & Caravan Couplings

Model NO.

RC-050

Packing

White Box

Product Name

Multicolor Trailer Lock

Surface Treatment

Paint

Weight

850g

Ball Diameter

47mm

Key

2 Keys

After-Sales Service

One Year

Warranty

One Year

Certification

ISO/Ts16949

ABS

Without ABS

Tent Type

Condition

New

Transport Package

Brown Box

Specification

47mm

Trademark

NBRATO

Origin

Zhejiang, China

HS Code

8301400000

Production Capacity

1000 Piece/Pieces Per Month

Key features

Heavy Duty Load Capacity: Supports up to 2 tons loading weight with a max payload of 850kg for secure towing.

Durable Material Construction: Made from zinc alloy, steel, and brass keys for long-lasting durability and resistance.

Universal Compatibility: Designed as a universal coupling lock suitable for various trailer and caravan couplings.

Multi-Color Options: Available in Yellow, Black, and Blue colors to meet different aesthetic preferences.

Certified Quality: Product holds ISO/Ts16949 certification ensuring high manufacturing standards.

Comprehensive Warranty: Includes a one-year warranty and after-sales service for peace of mind.

OEM/ODM Support: Accepts customized orders including samples, designs, and flexible customization.

Secure Key System: Comes with 2 brass keys for secure locking and easy access management.

Company profile

High Repeat Buyers ChoiceExperienced TeamFast DeliveryR&D Capabilities

Ningbo Rato Hardware Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤2.90h

AI-Powered supplier vetting

SummaryThe supplier is identified as a Ningbo-based trading company associated with manufacturing businesses. It reports professional technical R&D capability, 3D software design, ODM and OEM services, and broad customization options. Product capacity is stated for cabinet locks, cam locks, and combination locks, although no capacity figure is provided for padlocks. Export sales represent 71%–90% of total sales, with self-operated and agent export channels. Quality assurance and traceability status are unknown, and quality-control testing equipment is reported as zero. The supplier has one R&D engineer, no new products reported in the past year, and no SDK. It uses ERP for operational digitization but lacks overseas warehouses, showrooms, agents, and branches. Service procedures exist for supplier capability, corrective actions, and complaints, but written records are absent. Financial information is present only as year labels, which is insufficient to assess credibility.

Supplier typeThe supplier is explicitly described as a professional technical supplier and as a trade company located in Ningbo, with associated companies in manufacturing. This indicates technical sourcing and service capability, but the stated company nature is trading rather than direct manufacturing.

After-Sales capabilityThe supplier provides technical support for production and after-sales service, offers customization support, and has procedures for handling customer complaints, although no written complaint records are available. It lacks overseas warehouses, showrooms, agents, and branches, which limits locally located after-sales coverage.

R&D capabilityThe supplier reports professional R&D capability, 3D software design, ODM services, and ERP-based digital management. However, it had no new products in the past year, has only one R&D engineer, and has no available SDK, so the evidence supports technical design capability but not strong recent innovation output.

Production capacityStated annual capacities include 200,000 cabinet locks, 300,000 cam locks, and 100,000 combination locks; padlock capacity is listed without a quantity. Peak-season lead time is one month and off-season lead time is within 15 working days. These figures demonstrate defined production supply capability, although testing equipment is reported as zero and quality-control status is unknown.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design, ODM, and OEM services. This is direct evidence of broad customization capability.

Product Q&A

Q:Can you accept small orders?

Yes, we accept small orders for most RTS products, which can be shipped around 3-5 days after order payment.

Q:How and when can I get a quotation?

Quotation will be offered within 24 hours. It will be more efficient if you advise the product picture, drawing, quantity, and other special requirements.

Q:Can you provide a sample?

Yes, samples can be arranged for your approval, but the freight cost is at your side.

Q:Is OEM/ODM customization acceptable?

Yes, we sincerely welcome all customers to grow with us through OEM/ODM services.

Q:What are the shipping methods?

Samples are sent by door-to-door express for small orders; bulk orders can be shipped by air or sea.