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Winvall 2 Way DN40 1 1 /4'' Electric Motorised Ball Valve Motorized Proportional Control Brass Valve
US$152.00
1-99 Pieces
US$135.00
100+ Pieces
Sample price:US$152.50/piece.Request sample
Product profile
Customization
AvailableMedia
WaterMaterial
BrassModel NO.
WVA4-310+WCBS240Connection Form
ThreadDriving Mode
ElectricNominal Pressure
PN1.0-32.0MPaChannel
Straight Through 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
DN40Trademark
WinvallOrigin
ChinaKey features
Proportional Control: Precise flow regulation via 0-10V or 4-20mA signals for HVAC and automation.
Equal Percentage Flow: Ensures stable valve performance with equal percentage flow characteristics.
Durable Brass Construction: Forged brass body (Hpb59-1) with stainless steel ball and EPDM+PTFE seals.
Versatile Media Compatibility: Suitable for cold/hot water and mixtures containing up to 50% glycol.
Flexible Signal Input: Accepts multiple control signals: 0-10VDC, 0-20mA, 2-10VDC, and 4-20mA.
IP54 Protection Rating: Robust IP54 protection against dust and water jets for industrial environments.
Customization Options: OEM and ODM services available for tailored manufacturing requirements.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.79h 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 does the actuator support?
A:
The actuator supports 0-10VDC, 0-20mA, 2-10VDC, and 4-20mA proportional control signals.
Q:Is this valve suitable for glycol mixtures?
A:
Yes, it is designed for cold/hot water with up to 50% glycol.
Q:What is the material of the valve body and ball?
A:
The valve body is made of forged brass (Hpb59-1) and the ball is stainless steel.
Q:What is the maximum rated pressure?
A:
The rated pressure is PN20 (2.5 MPa).
Q:Does the actuator offer manual operation?
A:
Yes, it includes a manual handle and allows manual selection of rotation direction (C.W./C.C.W).
Send Inquiry
*To:
Winner Ball Valves Co., Ltd.
Winner Ball Valves Co., Ltd.*Content:
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