Description
Product Overview
The Yellow Jacket air conditioning manifold is engineered for professional and DIY automotive applications. Crafted from high‑grade brass, the unit offers superior corrosion resistance and structural integrity. It measures 13 x 12.5 x 4.25 inches and weighs 3.96 pounds, making it robust yet manageable. Key specifications include a 1/4 inch NPT thread, color‑coded scales for quick pressure reading, and a durable construction that meets industry standards.
Usage
Designed for automotive HVAC service, this manifold excels in diagnosing and recharging air conditioning systems. Whether you are a seasoned mechanic or a hobbyist, the ergonomic design and clear scale markings simplify pressure monitoring and refrigerant handling. 
Why Choose Us
Yellow Jacket combines decades of expertise with meticulous quality control. Each manifold undergoes rigorous testing to ensure leak‑free performance and precise pressure readings. The inclusion of long‑life nylon seats and sliding double “O” ring pistons minimizes wear, extending the product’s service life far beyond standard alternatives.
Key Features
- Solid brass construction for maximum durability and corrosion resistance
- 1/4 inch NPT thread for universal compatibility with HVAC tools
- Color‑coded scales provide instant visual pressure reference
- Sliding double “O” ring pistons reduce wear and ensure smooth operation
- Long‑life nylon seats deliver reliable sealing over extended use
FAQ
What type of refrigerant is compatible with this manifold?
The manifold is compatible with all standard automotive refrigerants, including R‑134a and R‑1234yf, when used with the appropriate hoses and gauges.
Can I use this manifold for both charging and evacuating the system?
Yes, the manifold’s design supports both charging and evacuation functions, making it a versatile tool for complete AC service.
How do I maintain the nylon seats for optimal performance?
Regularly inspect the seats for debris and clean with a lint‑free cloth. Replace seats if you notice cracking or excessive wear.
Is the 1/4 inch NPT thread compatible with my existing hose set?
Most automotive HVAC hose sets use a 1/4 inch NPT connection, ensuring seamless integration without additional adapters.
What warranty does Yellow Jacket provide?
Yellow Jacket offers a one‑year limited warranty covering manufacturing defects, giving you confidence in the product’s quality.





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