Mastercool 33661-M 2-Way Brass Manifold – Piston Valves – 63mm Gauges

Mastercool is the leading manufacturer of professional quality A/C manifold gauge sets. Our manifold gauge sets are constructed of the finest materials and machined with precision to the highest quality standards. At Mastercool, every manifold we build is built to last.

Complete Set Includes:

• Brass manifold with 63mm gauges
• 3 x 150cm standard charging hoses
• Ready-to-use straight out of the box

Key Features:

• Free Floating Piston Valve – Results in less wear and tear in comparison to market standard twisting piston valves
• Double O-Ring – Allows for a much better seal resulting in fewer leaks
• 63mm Gauges – 1.6 gauge class for accurate readings
• 5 Refrigerant Scales – Multi-refrigerant compatibility on a single gauge face
• Colour Coordinated – All Mastercool gauges are colour coordinated for easy refrigerant recognition
• Bar/°C Metric Scales – European standard measurements (gauge p/n MH-ML)
• R134a, R404A, R407C, R22, R507A – Compatible with multiple refrigerants
• 3 x 1/4" SAE Fittings – Standard connections
• 150cm Hoses – Extended reach for larger installations and commercial applications

Specifications:

• Model: 33661-M
• Gauge size: 63mm
• Gauge class: 1.6
• Scale type: Bar/°C with 5 refrigerant scales
• Refrigerants: R134a, R404A, R407C, R22, R507A
• Gauge part numbers: MH-ML
• Connections: 3 x 1/4" SAE fittings
• Hose length: 3 x 150cm
• Hose type: Standard charging hoses
• Valve type: Free floating piston valves
• Material: Brass

Multi-Refrigerant with Extended Reach:

This complete manifold gauge set combines the versatility of 5 refrigerant scales with longer 150cm hoses. Work with R134a, R404A, R407C, R22, and R507A using a single manifold, while the extended hoses provide the reach needed for larger installations, rooftop units, and commercial applications.

Safety Instructions:

⚠️ WARNING: Wear safety goggles. Avoid contact with refrigerant.

Optional Accessories:

• Add "-G" suffix for shock resistant gauge protectors
• Add "-T" suffix for teflon gaskets
• Add "-E" suffix for ball valves at the end of hoses

Replacement Parts:

• 85215: O-Rings (4 pcs)
• 85216: Seal and Seat Assembly (2 pcs)

Packaging:

Packaged in a clamshell. For plastic carrying case, order part number 58102-PBR separately.

Important: The image shown may differ from the actual supplied product. Please check the model number, specifications, and description to confirm the exact gauge size, refrigerant scales, and configuration.