Shree Chamunda Brass Products

Brass Access Valve for HVAC & Refrigeration Systems

1/4" Gas Charging Valve (Schrader Valve)

Essential HVAC service valve for gas charging, pressure testing, vacuuming, and leak testing — built for reliable servicing and long life.

The 1/4" Gas Charging Valve, commonly known as a Schrader Valve or Access Valve, is an essential component used in air conditioning and refrigeration (HVAC) systems. It enables safe and efficient gas charging, pressure testing, vacuuming, and servicing of cooling systems. Designed with precision and durability in mind, this valve is widely used by HVAC technicians for reliable system maintenance and performance.

Key Features

Customization available

Easy installation with copper stub/tube for brazing to copper pipelines
Leak‑proof design with rubber‑sealed cap to help prevent leakage
Durable brass construction for corrosion resistance and long service life
Service-friendly: replace only the valve core/pin if leakage occurs
Standard 1/4" compatibility with common HVAC tools and systems

Request a Quote Browse More Products

Material

High‑Quality Brass

Size

1/4 inch (Standard HVAC Size)

Applications

Where this product is commonly used — from standard assemblies to custom requirements.

Gas ChargingPressure TestingVacuumingLeak TestingHVAC Service

Gas Charging

Used to refill refrigerant gas in air conditioners and refrigeration systems.

Pressure Testing

Allows connection of manifold gauges to measure system pressure accurately.

Vacuuming Process

Used to remove air and moisture from the system before gas charging.

Leak Testing

Acts as an inlet for nitrogen testing to help detect leaks in the system.

Why Choose This Product?

Built for accurate fitment, consistent finishing, and reliable performance in real‑world applications.

Benefits

Precision‑engineered for HVAC professionals
Strong, reliable, and long‑lasting performance
Easy to install and maintain
Ideal for AC servicing, refrigeration, and industrial cooling systems

Technical Specifications

Standard technical information. Custom specs are available on request.

Product Name

1/4" Gas Charging Valve

Material

High‑Quality Brass

Type

Access Valve / Service Valve

Size

1/4 inch (Standard HVAC Size)

Main Components

Brass Body (connects to pipeline) · Valve Core/Pin (controls gas flow) · Protective Cap (dust protection & sealing)

Also Known As

Schrader Valve · Charging Valve · Service Valve · Pin Valve

Product Name	1/4" Gas Charging Valve
Material	High‑Quality Brass
Type	Access Valve / Service Valve
Size	1/4 inch (Standard HVAC Size)
Main Components	Brass Body (connects to pipeline) · Valve Core/Pin (controls gas flow) · Protective Cap (dust protection & sealing)
Also Known As	Schrader Valve · Charging Valve · Service Valve · Pin Valve

Other Products

Explore more precision components from our catalog.

5/8 inch Flare Nut

High-precision brass flare nut for secure, leak‑proof connections in AC and refrigeration copper tubing lines.

View Details

3/8 inch Flare Nut

High-quality brass tube fitting designed to create secure, leak‑proof connections in AC/refrigeration, gas lines, automotive and hydraulic systems.

View Details

1/2 inch Flare Nut

Widely used brass flare nut for secure copper tubing connections in HVAC, refrigeration, gas pipelines, and hydraulic lines.

View Details

Need Custom Brass Components?

We can manufacture components as per your drawings and specifications. Contact us for a free quotation.

Quick contact

+91 8849056292 / +91 8849045239 info@shreechamundabrassproducts.com