Do you accept OEM orders?

Yes, we accept OEM and provide customized design services for our clients.

Hot Selling Wet Alarm Check Valve for Fire Alarm System

Name: Hot Selling Wet Alarm Check Valve for Fire Alarm System
Brand: Shenzhen Winan Industrial Development Co., Ltd.
SKU: 718194632

Guangdong, ChinaShenzhen Winan Industrial Development Co., Ltd.

US$1.00-146.00

5 Pieces

Product profile

Customization

Available

Nominal Diameter

Dn80 Dn100, Dn150, Dn200

Rated Working Pressure

1.2MPa or 1.6MPa

Model NO.

ZSFZ

Sprinkler System Type

Wet Type

Matched Sprinkler

Closed

Transport Package

Crate

Trademark

GAN

Origin

Shenzhen, China

Key features

Customizable Specifications: Nominal diameter and rated working pressure are customizable for specific needs.

20+ Years Manufacturing: Professional manufacturer with over 20 years of experience in fire fighting equipment.

Free Sample Available: We offer free samples to clients for quality verification before bulk orders.

Low MOQ Requirement: Minimum order quantity is just one piece per set, suitable for testing or small projects.

OEM/ODM Service: We accept OEM orders and provide customized design services for global clients.

Fast Delivery Time: Standard delivery is around 15 days after payment, ensuring timely project completion.

Global Quality Standards: Products comply with international quality standards and are exported worldwide.

Flexible Payment Terms: We accept T/T, L/C, Western Union, and PayPal for convenient transactions.

Company profile

Shenzhen Winan Industrial Development Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2014-11-11Nearest Port: Yantian, Shenzhen, Shekou, ShenzhenAverage Response Time: ≤2.54hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryWinan is identified as a private manufacturer/factory in Shenzhen, China, specializing in fire-fighting equipment such as foam systems, sprinkler systems, fire monitors, hydrants, water-mist systems, and valves. The supplier reports ISO 9001:2000 and CCCF certifications, more than 25 years of industry experience, national patents, and membership in the Chinese Fire Protection Association. Export activity is documented since 2014, with exports representing 31%–40% of total sales and self-operated import/export rights. Production data specifically states capacity of 500 foam bladder tanks annually. However, the available information does not establish current contract status, inventory or overseas service capabilities, detailed financial credibility, customization services, or customer case references. The audit record is from 2024–2025, with an evaluation result recorded as 0, but the meaning of that result is not specified.

Supplier typeThe supplier is explicitly identified as a private manufacturer/factory based in Shenzhen, Guangdong, China. Its stated business focuses on fire-protection equipment and related industrial and security products, consistent with a specialized manufacturing supplier.

CertificationsThe supplier states that it passed ISO 9001:2000 quality management certification in 2001 and CCCF product quality certification in 2004; its products are also described as Chinese high-quality brand-name products. A TUV Rheinland audit record covers March 7, 2024 to March 6, 2025, although the recorded audit result is not interpretable from the provided data.

R&D capabilityThe supplier reports national patents obtained after decades of innovation and has operated in the fire-protection industry for over 25 years. However, recent new-product launches and current R&D outputs are unknown, so the evidence supports historical innovation activity but not a complete assessment of current innovation capability.

Production capacityThe supplier is explicitly classified as a manufacturer/factory, reports annual productivity of 500 foam bladder tanks, and states more than 25 years of industry experience. This supports established manufacturing capability, although capacity data for its other product categories is not provided.