What is the lead time for orders?

The average lead time is one month for both peak season and off-season.

Spring Break Device Work with 3 3/4" Spring Fitting for Sectional Doors

Name: Spring Break Device Work with 3 3/4" Spring Fitting for Sectional Doors
Brand: NHentrance Co., Ltd.
SKU: 2140117675

Jiangsu, ChinaNHentrance Co., Ltd.

US$7.00-11.00

100 Pieces

Sample price:US$6.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Online Service

Warranty

Online Service

Model NO.

Door Safety Device

Finish

Zinc Plating

Material

Stainless Steel

Thickness

50mm

Transport Package

Carton/Pallet

Specification

Work with 3 3/4" Spring Fitting

Trademark

NHentrance

Origin

Jiangsu, China

HS Code

8302100000

Key features

Durable Material: Made from stainless steel with zinc plating for corrosion resistance.

Wide Compatibility: Works with 3 3/4' spring fittings for sectional, garage, and industrial doors.

Customizable Thickness: Offers customized thickness options, such as 50mm, to meet specific needs.

Easy Installation: Comes with detailed instructions and necessary hardware for quick setup.

Enhanced Security: Designed to improve door functionality and security for residential use.

Online Support: Provides online after-sales service and warranty support for customers.

Company profile

Raw-Materials TraceabilityR&D CapabilitiesIn-stock CapacityFast Delivery

NHentrance Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤2.37h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with R&D capability, 3D software design services, and broad customization options. It operates two production lines, reports output for high-speed PVC doors, high-speed spiral doors, and dock levelers, and has 11–20 quality-control staff, including 13 inspectors in one record. Quality inspection instructions are reportedly standardized. The supplier has in-stock capability and defined service quotation and payment terms, but lacks overseas agents or branches, overseas warehouses, overseas showrooms, and offline trade-show participation. No valid manufacturing-capacity contract with related subcontractors is reported. Financial records are referenced for 2022–2024, but no financial figures or performance details are provided. No SDK is available, and no customer cases are identified.

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its stated scope includes communication equipment, smart-home devices, molds, office supplies, metal products, and bearings, while its facilities and industry experience cover entrance-related products.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, and over 20 years of industry expertise with a dedicated R&D team. Conversely, no SDK is available, so the evidence supports general product-development capability but not SDK-based integration capability.

Production capacityThe supplier operates two production lines and reports annual output of 10,000 high-speed PVC doors, 12,000 high-speed spiral doors, and 10,800 dock levelers. It has production facilities in Wuxi, Dongtai, and Thailand, but no valid manufacturing-capacity contract with related subcontractors is reported.

Customization capabilityBoth R&D and design-service records explicitly list customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly supports broad customization capability.

Product Q&A

Q:What materials are used in your door accessories?

Our door accessories are made from high-quality materials such as stainless steel, galvanized steel, aluminum, and nylon, ensuring durability and corrosion resistance.

Q:Are your door accessories compatible with all types of doors?

Yes, our accessories are designed to be compatible with a wide range of doors including garage doors, rolling doors, sectional doors, industrial doors, and automatic doors.

Q:How do I install your door accessories?

Our products come with detailed installation instructions and all necessary hardware. If you encounter any issues, our customer support team is available to assist you.

Q:Do you provide warranties for your products?

Yes, we provide warranties for our products. The warranty period varies by product type. Please contact our customer service for more information.

Q:What kind of payment terms would you accept?

We usually accept T/T and L/C, etc. If you prefer another payment term, please discuss them with us.