Mastercool 82214-3/8 — EZ Snap High-Side Quick Connect Coupler

Professional EZ Snap high-side quick connect coupler for 3/8" R410A systems. Features one-handed operation, secure locking mechanism, and no tools required for connection or disconnection. Designed specifically for R410A's higher operating pressures. Saves time and prevents refrigerant loss during service operations. Essential accessory for professional HVAC/R technicians.

Key Features:

• EZ Snap Design – One-handed operation for quick connections
• No Tools Required – Connect and disconnect without wrenches
• Secure Locking Mechanism – Prevents accidental disconnection
• 3/8" SAE Fitting – Standard size for R410A systems
• High-Side Application – For discharge/high-pressure connections
• R410A Compatible – Handles higher operating pressures
• Prevents Refrigerant Loss – Minimises venting during connection
• Professional Quality – Built for daily commercial use

Specifications:

• Model: 82214-3/8
• Type: EZ Snap quick connect coupler
• Application: High-side (discharge)
• Size: 3/8" SAE
• Refrigerant: R410A (and other high-pressure refrigerants)
• Operation: One-handed, no tools required
• Locking: Secure locking mechanism
• Weight: 10 kg (shipping weight)
• SKU: 82214-3/8
• Barcode: 700376117561
• HS Code: 84189910

Compatible Manifold Sets:

• 57461-E — Manifold 3/8" 63mm R410A with 3 x 150cm + 1 x 3/8" Hoses
• 57472-E — Manifold 3/8" 63mm R410A with 3 x 180cm + 1 x 3/8" Hoses
• 57472-EB — Manifold 3/8" 80mm R410A with 3 x 180cm + 1 x 3/8" Hoses

Low-Side Coupler:

• 82224-3/8 — EZ Snap Low-Side Quick Coupler 3/8" FL-M x 13mm

Applications:

• R410A air conditioning service
• R410A heat pump installations
• High-pressure refrigerant systems
• Quick manifold connections
• Professional HVAC/R service work
• Mobile service operations
• Frequent connect/disconnect applications

Why Use Quick Connect Couplers?

Traditional threaded connections require wrenches and multiple turns to connect and disconnect, wasting time and venting refrigerant with each operation. EZ Snap quick connect couplers allow one-handed connection and disconnection in seconds, with minimal refrigerant loss. The secure locking mechanism prevents accidental disconnection during service operations.

Benefits:

• Time Savings – Connect/disconnect in seconds vs minutes with threaded fittings
• One-Handed Operation – Free hand for holding manifold or other tools
• No Tools Required – No wrenches needed for connection
• Reduced Refrigerant Loss – Minimal venting during connection/disconnection
• Secure Connection – Locking mechanism prevents accidental disconnection
• Professional Efficiency – Faster service means more jobs per day
• R410A Compatible – Handles higher operating pressures safely
• Durable Construction – Built for repeated daily use

How to Use:

1. Ensure system is depressurised or at safe pressure
2. Align coupler with service port
3. Push coupler onto port with one hand
4. Listen/feel for click indicating secure lock
5. Verify connection is secure before opening manifold valves
6. Proceed with service operation
7. To disconnect: Pull release collar and remove coupler
8. Minimal refrigerant loss during disconnection

High-Side vs Low-Side Couplers:

• High-Side (82214-3/8) – Red, for discharge/high-pressure connections (this product)
• Low-Side (82224-3/8) – Blue, for suction/low-pressure connections

Why 3/8" for R410A?

R410A operates at significantly higher pressures than older refrigerants like R22. The 3/8" fitting size provides better flow capacity and is specifically designed to handle R410A's higher operating pressures safely. This is the industry standard for R410A manifold connections.

Advantages Over Threaded Fittings:

Traditional Threaded Fittings:

• Require wrenches for connection
• Multiple turns to connect/disconnect
• Two hands needed
• More refrigerant loss during disconnection
• Slower service operations

EZ Snap Quick Connect (82214-3/8):

• No tools required
• Connect/disconnect in seconds
• One-handed operation
• Minimal refrigerant loss
• Faster, more efficient service

Maintenance:

• Inspect O-rings regularly for wear
• Replace O-rings if leaks develop
• Keep coupler clean and free from debris
• Lubricate O-rings occasionally with refrigerant oil
• Test locking mechanism regularly
• Replace if locking mechanism fails

Safety Notes:

• Always verify secure lock before opening manifold valves
• Ensure system pressure is safe before connecting
• Wear safety glasses when connecting/disconnecting
• Check for leaks after connection
• Never force coupler onto port

Professional Quality: Mastercool EZ Snap quick connect couplers are built to professional standards for fast, secure connections in demanding HVAC/R service environments. Essential accessory for efficient R410A service work.