Powered by Made-in-China.com
Winvall Three Way Electric Ball Valve 24V AC/DC Motorized Proportional Control Valve DN20
US$97.99
10-99 Pieces
US$87.62
100+ Pieces
Sample price:US$98.99/piece.Request sample
Product profile
Customization
AvailableMedia
WaterMaterial
BrassModel NO.
WVA4-304+WCBS320Connection Form
ThreadDriving Mode
ElectricNominal Pressure
PN1.0-32.0MPaChannel
Tee TypeStructure
Fixed Ball ValveType
Fixed Ball ValveFunction
Relief ValveTemperature
Normal TemperatureStandard
ISO9001Application
Industrial Usage, Water Industrial Usage, Household UsageMedium
Cold/Hot Water, with 50% GlycolTemperature of Medium
2℃...90℃Rated Pressure
Pn20Transport Package
Carton with PalletSpecification
DN20Trademark
WinvallOrigin
ChinaKey features
Proportional Control Precision: 0-10VDC/0-20mA signal control for stable equal percentage flow characteristics.
Versatile 3-Way Design: Tee type fixed ball valve suitable for mixing or diverting applications in HVAC.
Durable Brass Construction: Forged brass body (Hpb59-1) with stainless steel ball and EPDM+PTFE seals.
Safety & Protection: Features automatic overload protection, IP54 rating, and manual override handle.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.53h 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.
Product Q&A
Q:What control signals are supported?
A:
The valve supports proportional control via 0-10VDC, 0-20mA, 2-10VDC, or 4-20mA signals.
Q:What is the maximum working pressure?
A:
The rated pressure is PN20, with a maximum allowable pressure (Pvmax) of 2.5 MPa.
Q:Is the valve suitable for glycol mixtures?
A:
Yes, it is designed for cold/hot water and can handle media with up to 50% glycol.
Q:Does it include manual operation?
A:
Yes, it features a manual handle and allows manual selection of rotation direction (CW/CCW).
Q:What certifications does the product have?
A:
The product holds CE certification and the manufacturing process follows ISO9001 standards.
Send Inquiry
*To:
Winner Ball Valves Co., Ltd.
Winner Ball Valves Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Winvall Wra-6320 3-Way Electric Brass Valve with Internal Thread
US$21.92-26.59
1 Piece(MOQ)
Winvall 2 Way Electrical Ball Valve with Actuator Control Brass Motorized Valve
US$64.50-76.50
1 Piece(MOQ)
Stainless Steel Sanitary Square Quick Installation 3 Way Ball Valve
US$40.00-45.00
1 Piece(MOQ)
Winvall 12 Volt Motorised Actuator Two Way Motorized Water Valve
US$25.60-30.50
1 Piece(MOQ)
Motorized UPVC Water Control on off Ball Valve 4-20mA 0-10V 1-5V DC24V AC220V DC12V
US$40.00-50.00
1 Set(MOQ)




![[Ruoteng] Sanitary Stainless Steel SS304/ SS316L Clamped Three-Way Zero Leakage Regulating Stainless Steel Pneumatic/Manual/Electric Sanitary Ball Valves](https://image.sourcingai.com/202f0j00TvmhGVMtqWfE/-Ruoteng-Sanitary-Stainless-Steel-SS304-SS316L-Clamped-Three-Way-Zero-Leakage-Regulating-Stainless-Steel-Pneumatic-Manual-Electric-Sanitary-Ball-Valves.jpg)














