DUOYI DY522A DY517A Digital manifold
2025 Shanghai Refrigeration Exhibition
April 27 - April 29, Booth No. E4A29.
DUOYI Offers Wholesale, OEM and Customization
Professional Supplier of manufacturing test equipment to provide a fresh, cost effective option to worldwide market
Wholesale please contact us
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DUOYI DY523 Wholesale oem Refrigeration Digital manifold supplier. Air Conditioning Temperature Tester Valves Tool
Fabricante:DUOYIPreço normal $129.00 USDPreço normalPreço unitário por$139.00 USDPreço promocional $129.00 USDPromoção -
DUOYI DY519 Refrigeration Pressure Single-port Gauge Digital Manifold supplier 2025 New one
Fabricante:DUOYIPreço normal $0.00 USDPreço normalPreço unitário por -
DUOYI dy5751 Heating Diode Handheld Leak Detector Air Conditioning Refrigeration System Gas Detector Handheld CFCs HCFCs Leak Tester。
Fabricante:DUOYIPreço normal $50.00 USDPreço normalPreço unitário por$50.00 USDPreço promocional $50.00 USD -
DUOYI DY518 Refrigeration Pressure Gauge Digital Manifold Best price supplier
Fabricante:DUOYIPreço normal $0.00 USDPreço normalPreço unitário por -
Duoyi refrigeration vacuum pumps, suitable for single stage, dual stage, dual voltage, R410A, R32.
Fabricante:DUOYIPreço normal $0.00 USDPreço normalPreço unitário por -
DUOYI DY517A Refrigeration Gauges Digital Manifold HVAC Gauge Set supplier. Vacuum Pressure Temperature Leakage Tester for Testing Maintaining Air-Conditioner, Refrigerator
Fabricante:DUOYIPreço normal De $89.00 USDPreço normalPreço unitário por$139.00 USDPreço promocional De $89.00 USDPromoção -
DUOYI DY522A Digital Manifold HVAC Gauge for Refrigeration HVAC Vacuum Pressure Temperature Tester with ball valve
Fabricante:DUOYIPreço normal $159.90 USDPreço normalPreço unitário por$179.90 USDPreço promocional $159.90 USDPromoção -
DUOYI DY5750B Gas Detector Refrigeration Gas Leak Detector CFC HFC Halogen Gas Refrigerant Leak Detector Air Conditioning R410a
Fabricante:DUOYIPreço normal $19.90 USDPreço normalPreço unitário por$24.00 USDPreço promocional $19.90 USDPromoção -
Sensor Clips Tools For DY517 DY517A DY522 DY522A AUTOOL LM120 Inspection Temperature Refrigeration Air Conditioner Manifold Clipping Clips
Fabricante:DUOYIPreço normal $23.00 USDPreço normalPreço unitário por$23.00 USDPreço promocional $23.00 USD -
DUOYI DY517C Refrigeration Gauges Digital Manifold HVAC Gauge Set with Sensor Clips Tools
Fabricante:DUOYIPreço normal $109.00 USDPreço normalPreço unitário por$139.00 USDPreço promocional $109.00 USDPromoção -
DUOYI DY4100 Building grounding systems Ground Resistance Tester 0-2000 Ohm Megger Meter Resistance Tester lightning protection systems.
Fabricante:DUOYIPreço normal $32.00 USDPreço normalPreço unitário por$32.00 USDPreço promocional $32.00 USD -
DUOYI DY522C Digital Manifold HVAC Gauge for Refrigeration HVAC Vacussure Temperau m Preture ball valve Tester with Sensor Clips Tools
Fabricante:DUOYIPreço normal $128.00 USDPreço normalPreço unitário por$128.00 USDPreço promocional $128.00 USD
Blog posts
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Duoyi’s First Successful Exhibition at the 2025...
Guangzhou Duoyi Electronics Co., Ltd. participated in the Beijing China International Exhibition and will attend its first exhibition in 2025. The next event will be the China hvac Refrigeration Expo...
Duoyi’s First Successful Exhibition at the 2025...
Guangzhou Duoyi Electronics Co., Ltd. participated in the Beijing China International Exhibition and will attend its first exhibition in 2025. The next event will be the China hvac Refrigeration Expo...
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Duoyi Successfully Concludes the 2024 Trade Sho...
Duoyi to Participate in the 2025 China Shanghai Refrigeration Expo Exciting new products will be showcased, including advanced digital manifolds, refrigerant leak detectors, refrigerant quality analyzers, and more. We welcome...
Duoyi Successfully Concludes the 2024 Trade Sho...
Duoyi to Participate in the 2025 China Shanghai Refrigeration Expo Exciting new products will be showcased, including advanced digital manifolds, refrigerant leak detectors, refrigerant quality analyzers, and more. We welcome...
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Quick overview of all DUOYI ground resistance t...
DY4100: 3-wire ground resistance, lower price. DY4100A: 3-wire ground resistance, photovoltaic voltage, more convenient to use. DY4100B: 4-wire ground resistance, photovoltaic voltage, soil testing, easy to use. DY4300: 4-wire ground...
Quick overview of all DUOYI ground resistance t...
DY4100: 3-wire ground resistance, lower price. DY4100A: 3-wire ground resistance, photovoltaic voltage, more convenient to use. DY4100B: 4-wire ground resistance, photovoltaic voltage, soil testing, easy to use. DY4300: 4-wire ground...
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Duoyi New Digital manifold - Affordable Digital...
Duoyi is a leading manufacturer of HVAC industry tools from China. Our Duoyi products are 20% more affordable compared to other brands. ✅ Duoyi guarantees high quality, increased production efficiency, and optimized product yield. ✅...
Duoyi New Digital manifold - Affordable Digital...
Duoyi is a leading manufacturer of HVAC industry tools from China. Our Duoyi products are 20% more affordable compared to other brands. ✅ Duoyi guarantees high quality, increased production efficiency, and optimized product yield. ✅...
