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Industrial Refrigeration Cold Storage Connecting Compressor Motor Ball Valve
US$10.00-3,000.00
1 Piece
Product profile
Customization
AvailableMedia
GasMaterial
AlloyModel NO.
DBVDConnection Form
WeldingDriving Mode
ElectricNominal Pressure
4MPa, 6.3MPaChannel
Straight Through TypeStructure
Floating Ball ValveType
Floating Ball ValveFunction
Blow-Down Valve, Relief Valve, Atmospheric Valve, Bypass-ValveTemperature
Low TemperatureStandard
DINApplication
Industrial Usage, Water Industrial Usage, Household UsageApplicable Medium
R12, R22, R502, R134A, R404A, R507, R717 and OtherApplicable Temperature
-50 ~ +150Structure Form
Angle & StraightValve Rod Material
304 Stainless SteelApplicable System
Nh3, Freon and CO2Certificate
CE, ISO, SGS, TUV, BsiColor of Valve Body
Grey and RedTransport Package
Carton Box or Plywood Box PackagingSpecification
DN15-DN300Trademark
DOFUNOrigin
ChinaHS Code
8481804090Production Capacity
150000 SetsKey features
Multi-Medium Compatibility: Suitable for R12, R22, R502, R134a, R404a, R507, R717, Ammonia, Freon, and CO2 systems.
High Pressure Rating: Designed for nominal pressures of 4.0MPa and 6.3MPa to ensure safety and durability.
Comprehensive Product Range: Includes stop valves, check valves, regulating valves, filters, and solenoid valves for full system coverage.
Certified Quality Standards: Products hold CE, ISO, SGS, TUV, and Bsi certifications ensuring international compliance.
Customizable Options: Offers customized applicable medium, temperature, structure form, and valve rod material options.
Durable Material Construction: Constructed with Alloy materials and 304 Stainless Steel valve rods for long-lasting performance.
Versatile Valve Types: Provides Floating Ball Valves, Solenoid Valves, and Regulating Valves for diverse industrial applications.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-09-02 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤11.78h CertifiedTerms of Payment: LC, T/T, Western Union
AI-Powered supplier vetting
SummaryShandong Dofun Refrigeration Technology Co., Ltd. is identified as a Chinese manufacturer of refrigeration valves and related industrial equipment, established in 2012 with 85 employees and a 13,000 m² manufacturing area. The supplier reports six production lines, annual refrigeration-valve output of 200,000 sets, quality-control staffing of 11–20 employees, and delivery within 15 working days in both peak and off-peak seasons. It serves domestic and multiple overseas markets and accepts several trade and payment terms. The materials indicate product-development activity and technical capabilities, but provide no verified management-system certifications, after-sales service details, customization evidence, or named customer cases. Company information contains inconsistencies, including different registered-capital and facility descriptions, which should be verified before qualification.
Supplier typeThe supplier is explicitly identified as a manufacturer/factory and operates in industrial equipment and components, with refrigeration valves and related valve products as its stated focus. Its legal and company names vary slightly across the records, but the business type and product orientation are consistent.
CertificationsThe supplier-management-system certification field is explicitly recorded as "NIL." No certification such as ISO is provided in the available information, so certification compliance cannot be established.
R&D capabilityThe supplier states that it pursues continuous product innovation, has six R&D engineers, and operates multiple advanced valve production lines and experimental testing facilities. These statements support some innovation resources, although no patents, formal R&D projects, or measurable innovation outcomes are provided.
Production capacityThe supplier reports a 13,000 m² plant, six production lines, 85 employees, quality-control staffing of 11–20 people, and annual refrigeration-valve output of 200,000 sets. It also states that orders can be fulfilled within 15 working days during both peak and off-peak periods, providing explicit evidence of established production capacity.
Product Q&A
Q:What refrigerants are compatible with these valves?
A:
The valves are compatible with a wide range of media including R12, R22, R502, R134a, R404a, R507, R717, Ammonia, Freon, and CO2.
Q:What certifications do the products have?
A:
Our products are certified with CE, ISO, SGS, TUV, and Bsi standards to ensure quality and safety.
Q:Is customization available for these valves?
A:
Yes, we offer customization for applicable medium, temperature, structure form (Angle & Straight), and valve rod material.
Q:What is the nominal pressure rating?
A:
The valves are designed for nominal pressures of 4.0MPa and 6.3MPa, ensuring high-pressure reliability.
Q:What types of valves are included in the product line?
A:
The product line includes Stop Valves, Check Valves, Regulating Valves, Filters, Overflow Valves, Solenoid Valves, and Motor Ball Valves.
Send Inquiry
*To:
Shandong Dofun Refrigeration Technology Co., Ltd.
Shandong Dofun Refrigeration Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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