How does this valve contribute to system efficiency?

It provides modulating regulation of condensing pressure, ensuring optimal heat dissipation and preventing overpressure.

Danfoss Water Valve Wvfx20 003n3105 for Refrigeration System

Name: Danfoss Water Valve Wvfx20 003n3105 for Refrigeration System
Brand: Shenzhen Sino-Australia Refrigeration Equipment Co., Ltd.
SKU: 2236731215

Guangdong, ChinaShenzhen Sino-Australia Refrigeration Equipment Co., Ltd.

US$100.00-200.00

1 Piece

Product profile

Connection Type

Connection Size [in]

3/4

Kv Value [M³/H]

3.4

Model NO.

WVFX20 003N3105

Opening Configuration

Opens on Rising Cond. Pressure

Control Pressure Range [Bar]

4 - 23

Connection Size (Refrigerant)

1/4 in - 6 mm

Connection Type (Refrigerant)

SAE Flare

Transport Package

Cartons

Specification

CE / RoHs

Trademark

Danfoss

Origin

China

HS Code

8418991000

Production Capacity

1000

Key features

Pressure Controlled Regulation: Maintains constant condensing pressure by modulating water flow in refrigeration plants.

Automatic Shut-off Function: Automatically shuts off cooling water flow when the refrigeration plant is stopped.

Wide Application Scope: Suitable for commercial chillers, cooling towers, industrial refrigeration, and HVAC systems.

Precise Flow Control: Controls condenser water flow for optimal heat dissipation and prevents overpressure.

Standardized Connections: Features G3/4 water side connection and 1/4 in - 6 mm SAE Flare refrigerant connection.

Reliable Brand Quality: Danfoss WVFX series ensures stable performance in ammonia or Freon-based cooling systems.

Company profile

Shenzhen Sino-Australia Refrigeration Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2007-01-03 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.01h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryShenzhen Sino-Australia Refrigeration Equipment Co., Ltd. is a China-based limited trading company established in 2005, specializing in refrigeration compressors, units, cold rooms, evaporators, condensers, and related components. The supplier states that it provides one-stop refrigeration solutions, accepts customization, and offers after-sales service. It reports ISO9001-2000 approval and export quality certification, with products exported to multiple international regions. Operational information indicates a factory in Huizhou, more than 10 production lines, six years of R&D engineer experience, and fewer than five quality-control staff. Export activity began in 2007, and the company has self-managed import-export rights. However, the provided information does not substantiate financial credibility or identify specific customer cases, and the after-sales capability is supported mainly by the supplier’s own stated service promise.

Supplier typeThe supplier is explicitly identified as a trading company and a shareholding-system company specializing in the trade of refrigeration compressors, freezing equipment, and air-conditioning components. It also reports a factory location and production lines, indicating supplier information includes both trading and production-related activities, but the registered business type remains Trading Company.

CertificationsThe supplier states that its products passed ISO9001-2000 approval and hold Quality Certification for Export. These are explicit certification claims supporting quality-management and export-compliance capability, although no certificate numbers or validity dates are provided.

After-Sales capabilityThe supplier explicitly promises perfect after-sale service and describes an excellent service working team. This supports the existence of a stated after-sales commitment, but the slices do not provide details on service coverage, response times, warranty terms, or service personnel.

Production capacityThe supplier lists multiple refrigeration products under its own CNAU brand and reports a factory in Huizhou, more than 10 production lines, and fewer than five quality-control staff. These details support established production capability, while the relatively small stated quality-control team may indicate limited quality-control staffing compared with the reported production-line count.

Customization capabilityThe company explicitly states that it provides one-stop refrigeration system solutions and accepts customization. This directly supports customization capability, although the scope, engineering process, minimum order requirements, and customization examples are not specified.

Product Q&A

Q:What is the primary function of the Danfoss WVFX20 water valve?

It is a pressure-controlled water valve used for regulating water flow in refrigeration plants with water-cooled condensers to maintain constant condensing pressure.

Q:Does the valve automatically stop water flow when the system is off?

Yes, when the refrigeration plant is stopped, the cooling water flow is shut off automatically.

Q:What are the typical applications for this valve?

It is typically used in commercial chillers, cooling tower systems, industrial refrigeration, and HVAC hydronic systems.

Q:What are the connection specifications for this model?

The water side connection is G3/4, and the refrigerant side connection is 1/4 in - 6 mm SAE Flare.

Q:What is the control pressure range for this valve?

The control pressure range is 4 - 23 Bar.