Mastercool 33661-MB 2-Way Brass Manifold – Piston Valves – 80mm 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 large 80mm 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
• Large 80mm Gauges – 1.6 gauge class for enhanced visibility and accuracy
• 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 MBH-MBL)
• 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
• Easy-to-read gauge faces – Larger size improves visibility in bright sunlight or low-light conditions

Specifications:

• Model: 33661-MB
• Gauge size: 80mm
• Gauge class: 1.6
• Scale type: Bar/°C with 5 refrigerant scales
• Refrigerants: R134a, R404A, R407C, R22, R507A
• Gauge part numbers: MBH-MBL
• 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

Premium Multi-Refrigerant with Extended Reach:

This complete manifold gauge set combines the best of all features: 5 refrigerant scales for maximum versatility, large 80mm gauges for exceptional visibility, and longer 150cm hoses for extended reach. Perfect for professional technicians working on commercial HVAC systems who need to service multiple refrigerant types with a single, highly visible manifold.

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.