3 Way Service Valves

Top 3 way ac service valves for split air conditioning units, brass flare nut and plastic nut optional.

Brass Flare Plugs

Professional air conditioning brass fittings manufacturer, available for flare plugs and forged nuts.

Copper U Bends

Best air conditiong copper fittings factory, copper u bends and cu return bend with rings available.

Refrigeration Cu Filter

Professional supplier of copper filter drier & cu strainer for air conditinging refrigeration system.

Access Fitting Valves

Competitive refrigeration access valve, freon filling fittings & charging valves for HVAC provided.

  • Split A/C Valve

    Usable with R410a refrigerant
    1/2″x20UNF charging port
    Copper tube connection
    Valve stem with HNBR o ring
    Max 42.2 kg/cm2G …

  • 2 Way Service Valve

    2 way air conditioning valve
    Straight Tp2 copper tube
    1/4″ and 3/8″ specifications
    Brass nut with copper bonnet
    Neoprence …

  • Three Way Valve

    Forged valve brass body
    Stainless steel lock ring
    7/16″-20UNF charging cap
    1/4″ to 7/8″ sizes available
    4mm L wrench …

  • AC Service Valve

    With Brass flare nut
    Bend copper tube TP2
    Suitable for R22 refrigerant
    Available for 1/4″ to 7/8″
    Smooth surface …

  • Air Conditioning Service Valves: More items



Professional Split Air Conditioning Service Valves Manufacturer

Air Conditioning Service Valves In Top Quality & Competitive Price
  • Feature image
    Perfect Valve Stem

    Valve stem is a key part of air conditioning service valve, with a top O-ring which needs to suit for valve body competely. It is one of important components to avoid valve leakage, like a switch shut and opened, no leaking switched more 20 times at least.

  • Feature image
    Quality Valve Core

    Valve core is also important part same like valve stem for R22 or R410a service valve, needing to be completely suitable for this valve charging thread 7/16"-20UNF and 1/2"-20UNF, the valve function no leaking by bubble leak test with nitrogen at 600 psig.

  • Feature image
    Firm Brazing Technology

    New technology is rather firmer than traditional brazing rod done by our skillful operators, also nice surface for there is more brazing material in valve connecting hole between brass and copper. The valves never leak found from this brazing position.

How to Solve Leaking from 3 Way Service Valves of Split A/C Units

Valve Stem, Core, Brazing & O-ring Suitable for Service Valves Completely

As professional manufacturer in service valves and fittings for split air conditioning units, we alwasy devote to improving our products quality since coming to HVAC industries. The factory has certificated for ISO 9001 quality system, and most products have passed CE and RoHS request. Under our QC & RD team, quality products are provided to customers.box-img5

What You Want

With business development more twenty years, we have quickly gained a reputation for producing air conditioning service valve, fitting as well other parts in HVAC industries, which is exceptional competitions in price and quality. However, our market shares have increased because we offer a number of advantages over the competitors. Our advantages include longer life due to the fact that we know what our customers need in refrigeration system.

What We Do

We provide our customers with quality air condiitoning service valve, brass flare nut and plast nut optional. Sure, each has been inspected 100% by us before maked shipment. If you meet a leaking issue, we could help to find out why to leak and then solve this issue. In general, this leakage occurs one of valve stem, valve core or valve brazing position. We understand what a/c endusers need today, our team of QC & RD work closely with you under ISO9001 quality system. Sure, best a/c valves will be provided – Customer First, Quality Above.

How We Do

A huge difference will be made from our split air conditioning service valve, which is main in perfect valve stem with top O-ring, quality valve core and firm brazing technology between brass body and copper tube, so that you can't find any leaking issue after our engineers make valve function by bubble leak test with nitrogen at 610 psig.box-img5

  • Valve stem must be functional after assembling
  • Service valve leakage must be less than 1.6 g/a
  • A/C valve be clear & impurity less than 0.2g/m2
  • Withstanding pressure of valve body is 4.41 MPa
  • Valve surface no defect & copper tube no bruise
  • Strong brazing between brass body & copper tube
  • Leak test 100% inspected before making delivery

More Details...

What You Get

We offer superior customer service any time, and OEM request is also available for us. Welcome customers at home and abroad to set up close business relations, superior quality, prompt delivery, competitive price and first service supplied.

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