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Hailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe Fittings

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Hailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe Fittings

Brand Name : KAIDA

Model Number : Hailiang Copper Charging Access Valve

MOQ : 10

Price : To be neigotiated

Payment Terms : L/C,D/A,D/P,T/T,Western Union,MoneyGram

Material : copper / brass

Sizes : 1/4", 3/8", 1/2", 5/8" (other sizes customizable)

Connection Type : Brazed / Welded / Flare connection

Application : Air conditioning, refrigeration, HVAC systems

Function : Refrigerant charging, discharging, vacuuming, pressure testing

Core Type : Standard Schrader valve core / Replaceable core

Sealing : Leak-proof with protective cap

Standards / Certification : ISO, CE, RoHS compliant

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Hailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe Fittings

Product Description

The Hailiang Access Valve is an essential component for HVAC and air conditioning systems, designed for efficient refrigerant charging, discharging, and system maintenance. Manufactured from high-quality copper and brass materials, this charging pin valve ensures excellent durability, corrosion resistance, and leak-proof performance under high-pressure conditions.

Engineered for compatibility with common refrigerants such as R22, R410A, R134a, and R407C, this access valve offers reliable operation in residential, commercial, and industrial HVAC applications. Its precise threading and robust sealing cap provide maximum safety while preventing refrigerant leakage. Whether used for routine servicing, vacuuming, or pressure testing, the Hailiang access valve delivers consistent, professional-grade performance.

With easy installation and universal application, this valve is widely used as a spare part or replacement in a variety of air conditioning and refrigeration systems. Designed to meet international standards, it guarantees efficiency and long service life for HVAC technicians and system installers.

Product Advantages

  • Made from premium brass and copper for strength, durability, and corrosion resistance
  • Leak-proof sealing with protective threaded cap ensures safety during operation
  • Compatible with multiple refrigerants (R22, R410A, R134a, R407C, etc.)
  • High working pressure and temperature tolerance for professional HVAC use
  • Suitable for refrigerant charging, vacuuming, discharging, and pressure testing
  • Reliable spare part for a wide range of HVAC and air conditioning systems

Installation Instructions

  1. Identify the refrigerant line where the access valve will be installed.

  2. Weld or braze the valve securely into the pipeline.

  3. Ensure the valve is aligned properly to avoid leakage.

  4. Connect service tools (manifold gauge, charging hose, etc.) directly to the Schrader pin.

  5. After use, remove tools and tighten the cap to maintain a secure seal.

Our Services

  • OEM/ODM customization available (sizes, packaging, branding)

  • 24/7 technical support for installation and usage guidance

  • Fast delivery with secure export packaging

  • Free samples available for quality testing (conditions apply)

  • One-year warranty with guaranteed after-sales support

Product Attributes

Attribute Details
Material High-quality copper & brass
Sizes Available 1/4", 3/8", 1/2", 5/8" (customizable)
Connection Type Brazed / Welded / Flare connection
Application HVAC, Air Conditioning, Refrigeration systems
Refrigerant Compatibility R22, R410A, R134a, R407C, and others
Working Pressure Up to 500 psi (varies by size)
Temperature Range -40℃ to +120℃
Sealing Schrader valve core with protective threaded cap
Standards / Certification ISO, CE, RoHS compliant
MOQ 10–50 pcs (negotiable for bulk orders)
Warranty 1 year
Packaging Standard export package, customizable available

Hailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe FittingsHailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe Fittings


Frequently Asked Questions
Q: When will you arrange the delivery?
A: Typically within 1-2 weeks after payment confirmation, with continuous shipping updates until delivery completion.
Q: Do you test all goods before delivery?
A: Yes, we conduct 100% quality testing prior to shipment.
Q: Is technical training available?
A: We provide comprehensive training covering installation, operation, and maintenance procedures.
Q: What is your warranty policy?
A: We offer lifetime maintenance support with a one-year warranty (shared courier fees during warranty period).
Q: How do you maintain long-term business relationships?
A: Through consistent product quality, competitive pricing, and treating every customer as a valued partner.

Quality Hailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe Fittings for sale

Hailiang Access Valve for HVAC Systems – High-Quality Brass Charging Pin Valve Pipe Fittings Images

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