Powered by Made-in-China.com

Industrial Refrigeration Cold Storage Nh3 Motor Valve
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.
DFMVApplicable 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
DN20-DN125Trademark
DOFUNOrigin
ChinaHS Code
8481804090Production Capacity
150000 SetsKey features
Multiple Pressure Ratings: Available in 2.5MPa, 2.8MPa, 4.0MPa, and 6.3MPa nominal pressures.
Diverse Medium Compatibility: Suitable for R12, R22, R502, R134a, R404a, R507, R717, CO2, and Ammonia.
Comprehensive Valve Types: Includes stop, check, regulating, solenoid, motor, and pressure control valves.
Premium Material Construction: Valve rods manufactured from durable 304 Stainless Steel.
Global Certification Standards: Certified by CE, ISO, SGS, TUV, and BSI for quality assurance.
OEM and ODM Services: Custom manufacturing services available with 6 dedicated R&D engineers.
Fast Lead Time: Peak and off-peak season delivery within 15 working days.
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: ≤11.40h 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:Which refrigerants are compatible with these valves?
A:
They are applicable for R12, R22, R502, R134a, R404a, R507, R717, CO2, and Ammonia systems.
Q:What pressure ratings are available?
A:
Nominal pressures include 2.5MPa, 2.8MPa, 4.0MPa, and 6.3MPa depending on the model.
Q:Do you offer OEM and ODM services?
A:
Yes, we provide both OEM and ODM services supported by 6 R&D engineers.
Q:What is the typical lead time for orders?
A:
The average lead time is within 15 working days for both peak and off-peak seasons.
Q:What certifications do your products hold?
A:
Our products are certified by CE, ISO, SGS, TUV, and BSI.
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
Industrial Control Hydraulic Balance Valve for Rotary Reduction Motor CBS26 Hydraulic Winch Motor
US$30.00-100.00
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)
Premium Stainless Steel Water Storage Valve for Ultimate Durability
US$2.58-101.06
5 Pieces(MOQ)
High Performance Offset Butterfly Valve for Industrial Use
US$30.00-300.00
1 Piece(MOQ)
Industrial Cast Iron Check Valve for HVAC and Chilled Water Loops
US$13.00-3,000.00
15 Pieces(MOQ)
Industrial Two-Way Electric Temperature Control Valve for Furnace
US$100.00-500.00
1 Piece(MOQ)
Industrial Refrigeration Cold Storage Connecting Ammonia Freon System Butt Welding Stop Valve Ammonia Valve
US$10.00-3,000.00
1 Piece(MOQ)
Heavy-Duty Butane Gas Valve for Commercial and Industrial Use
US$0.0395-0.045
50,000 Pieces(MOQ)
Industrial Refrigeration Cold Storage Connecting Ammonia Freon System Butt Welding Ammonia Check Valve
US$10.00-3,000.00
1 Piece(MOQ)
Hot Cold Thermostatic Mixing Valve 3 Way Adjust Temperature Control Valve
US$7.99
2,000 Pieces(MOQ)
Industrial Ball Refrigeration Valve for Ammonia/Freon Cold Storage (Butt Welding)
US$10.00-1,000.00
1 Piece(MOQ)
High-Pressure Single-Seated Control Valve for Precise Flow Regulation in Industrial
US$100.00-500.00
1 Piece(MOQ)
Industrial Refrigeration Cold Storage Connecting Ammonia Freon System Butt Welding Stop Valve
US$10.00-3,000.00
1 Piece(MOQ)
Refrigeration Charging Valve Copper Valve Charging Valve
US$1.12-1.87
5,000 Pieces(MOQ)
Industrial Refrigeration Cold Storage Connecting Ammonia Freon System Butt Welding Regulating Valve
US$10.00-3,000.00
1 Piece(MOQ)
Walvoil SD25/2 Industrial Electrohydraulic Directional Valve
US$850.00
1 Piece(MOQ)
Industrial Refrigeration Cold Storage Straight Through Filter Valve for CO2 Ammonia
US$20.00-300.00
1 Piece(MOQ)
Custom Precision Stainless Steel Flanged Butterfly Valve, Reliable for Industrial Applications
US$5.00-35.00
100 Pieces(MOQ)
Industrial Ball Refrigeration Valve for Ammonia/Freon Cold Storage Butt Welding
US$10.00-1,000.00
1 Piece(MOQ)



















