Powered by Made-in-China.com

Ammonia Refrigeration Shut-off Valve Use for Use for Ammonia System, Freon System Cold Storage
US$10.00-3,000.00
1 Piece
Product profile
Customization
AvailableNominal Pressure
4MPa, 6.3MPaApplicable Medium
R12, R22, R502, R134A, R404A, R507, R717 and OtherModel NO.
SVDApplicable 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 Ammonia, Freon, CO2, R12, R22, R134a, and other refrigerants.
High Pressure Rating: Nominal pressure options of 4.0MPa and 6.3MPa for industrial safety.
Premium Valve Rod Material: Constructed with durable 304 Stainless Steel valve rods.
Extensive Product Range: Includes stop, check, regulating, solenoid, and motor valves.
Certified Quality Standards: Products hold CE, ISO, SGS, TUV, and BSI certifications.
Customizable Options: Offers customized nominal pressure, structure form, and color options.
Versatile Applications: Widely used in refrigeration, chemical engineering, and food industries.
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: ≤8.25h 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 applicable for R12, R22, R502, R134A, R404A, R507, R717 (Ammonia), CO2, and other media.
Q:What nominal pressure ratings are available?
A:
The valves are available in nominal pressures of 4.0MPa, 6.3MPa, 2.8MPa, and 2.5MPa depending on the model.
Q:Is OEM or ODM service available?
A:
Yes, the manufacturer provides both OEM and ODM services for customized requirements.
Q:What certifications do the products hold?
A:
The products are certified with CE, ISO, SGS, TUV, and BSI standards.
Q:What is the lead time for orders?
A:
The average lead time is within 15 workdays for both peak and off-peak seasons.
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
You may also like
Danfoss Water Valve Wvfx40 003f1240 for Refrigeration System
US$200.00-300.00
1 Piece(MOQ)
Durable Stainless Steel Water Storage Valve for Long-Lasting Use
US$2.58-101.06
5 Pieces(MOQ)
Danfoss Water Valve Wvfx15 003n2105 for Refrigeration System
US$100.00-200.00
1 Piece(MOQ)
Air Conditioner System Refrigeration Valve Dsf 4-Way Reversing Valve 4 Way Reversing Valve for 407c R134A R410A
US$3.79-14.99
500 Pieces(MOQ)
Danfoss Water Valve Wvfx20 003n3105 for Refrigeration System
US$100.00-200.00
1 Piece(MOQ)
Supply Cold Storage Expansion Valve Thermal Expansion Valve for Air Conditioning of Cold Storage Room
US$0.50-1.50
1,000 Pieces(MOQ)
Customizable Connection Compressor Check Valve for R134A Refrigeration Systems
US$0.20-0.50
1,000 Pieces(MOQ)
Air Conditioning Refrigeration Use Access Valve Charging Valve for Refrigerator Parts
US$1.12-1.87
5,000 Pieces(MOQ)
Brass Automatic Brass Filling Valve for Refrigeration System China Factory
US$5.99-6.99
1,000 Pieces(MOQ)
Danfoss Water Valve Wvfx10 003n1105 for Refrigeration System
US$100.00-200.00
1 Piece(MOQ)
High-Quality Brass Refrigeration Charging Valve for Easy Use
US$1.12-1.87
5,000 Pieces(MOQ)
Pneumatic Diaphragm Shut-off Valve for Efficient Fluid Isolation and Pressure Regulation in Industrial Systems
US$100.00-500.00
1 Piece(MOQ)
Durable Brass Static Balance Valve with Blue Handle for House Heating System
US$5.00-10.00
1,000 Pieces(MOQ)
Reliable Brass Auto Air Vent Valve for Boiler and Manifold Use
US$1.40-1.45
2,000 Pieces(MOQ)
Stainless Steel Flanged Manual Balancing Valve DN50-DN600 for HVAC Water System Flow Control
US$158.00-668.00
1 Piece(MOQ)
Cast Iron Pipeline Water Control Static Balancing Valve for HVAC Systems
US$139.00-698.00
1 Piece(MOQ)



















