What materials are used for the seals?

The ball seal uses EPDM+PTFE, and the stem seal uses EPDM with 3pcs O-rings.

Does the valve have overload protection?

Yes, it includes an automatic overload protection system.

Winvall 2 Way 2inch HVAC System Electric Stainless Steel Valve

Name: Winvall 2 Way 2inch HVAC System Electric Stainless Steel Valve
Brand: Winner Ball Valves Co., Ltd.
SKU: 1953824835

Hunan, ChinaWinner Ball Valves Co., Ltd.

US$139.40

1-99 Pieces

US$126.80

100+ Pieces

Sample price:US$139.40/piece.Request sample

Product profile

Customization

Available

Media

Water

Material

Stainless Steel

Model NO.

WVA4-210+WSBV250

Connection Form

Thread

Driving Mode

Electric

Nominal Pressure

PN1.0-32.0MPa

Channel

Straight Through Type

Structure

Fixed Ball Valve

Type

Fixed Ball Valve

Function

Relief Valve

Temperature

Normal Temperature

Standard

ISO9001

Application

Industrial Usage, Water Industrial Usage, Household Usage

Medium

Cold/Hot Water, with 50% Glycol

Temperature of Medium

2℃...90℃

Rated Pressure

Pn20

Transport Package

Carton with Pallet

Specification

DN50

Trademark

Winvall

Origin

China

Key features

Stainless Steel Construction: Valve body made of SS304 for durability and corrosion resistance.

Versatile Media Compatibility: Suitable for cold/hot water and mixtures with up to 50% glycol.

Compact and Stable Design: Fixed ball valve structure ensures stable operation and zero blockage.

High Flow Capacity: Large water flow rate with excellent water stoppage capability.

Flexible Control Options: Available in 2-way, on/off, and 3-point actuator types.

Low Torque Operation: Designed for low torque requirements with 10N.m output.

IP54 Protection Rating: Actuator features IP54 protection against dust and water.

Company profile

Winner Ball Valves Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.74h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryWinner Ball Valves Co., Ltd. is a China-based limited company established in 2010, with 24 employees and operations in Changsha, Hunan. It presents itself as a manufacturer of small electric ball valves and related control products for HVAC, heating, solar, industrial, and medical applications, while another record classifies the company as a trading company. The supplier states that it follows ISO 9001 production practices, performs 100% functional testing, and holds ISO 9001:2015, CE, and RoHS certifications. It claims OEM and ODM experience, international sales, recognized customers, and long-term cooperation relationships, but the provided data does not identify most customers or substantiate production scale. After-sales service and technical support are stated commitments, while quality-control staffing is not disclosed. Innovation is supported by stated development activities and patent certificates, although the extent of R&D capability is unclear.

CertificationsThe supplier explicitly reports an ISO 9001:2015 certificate and production according to ISO 9001 standards, including 100% functional testing and production-line visualization controls. It also states that its products have CE and RoHS certifications, but the provided slices do not include certificate numbers, validity dates, or scopes.

R&D capabilityThe supplier states that it emphasizes innovation and development, develops multiple electric-valve products, and holds multiple patent certificates. Its reported total R&D engineer experience is 2, but the slices do not clarify whether this refers to two engineers, two years, or another measure, so the depth of innovation capability cannot be fully verified.

Customization capabilityThe supplier explicitly states that it provides OEM and ODM services, which supports capability for product customization or private-label development. The available information does not specify customization scope, engineering workflow, minimum order requirements, or examples of customized products.

Client casesWINNER claims recognition from well-known companies, long-term cooperation relationships, and worldwide sales, and one trade record associates it with HIGHZ VALE INDUSTRIA ELETRONICA LTDA. The evidence is limited because most claimed customers are unnamed and only one transaction is shown in the provided trade record.