Best Sellers

Discover Mastercool’s most popular HVAC/R tools trusted by professional technicians worldwide. Top-rated manifolds, vacuum pumps, leak detectors and recovery equipment built for performance and reliability.

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R1234yf Ready Tools

Complete range of R1234yf compatible tools for modern automotive and commercial refrigeration systems. Our R1234yf-ready collection includes manifold gauges, recovery machines, leak detectors, and service equipment specifically designed for the new HFO-1234yf refrigerant standard.

R1234yf Tool Features:

  • Fully compatible with R1234yf refrigerant systems
  • Universal tools work with multiple refrigerant types
  • Meets latest automotive AC service standards
  • Essential for servicing 2017+ vehicles

Stay ahead with professional-grade R1234yf service tools from Mastercool.

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Manifolds and Hoses

Professional manifold gauge sets and refrigeration hoses for accurate HVAC/R system diagnostics and service. Choose from digital manifolds with Bluetooth connectivity, traditional analog gauge sets, replacement hoses, and complete manifold kits for all refrigerant types.

Manifold & Hose Options:

  • Digital manifolds with smartphone app integration
  • Analog manifold gauge sets (2-way and 4-way)
  • High-pressure refrigeration hoses with shut-off valves
  • Compatible with R134a, R410A, R22, R1234yf and more

Mastercool manifolds deliver the precision and durability professionals demand for refrigeration service.

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Smart Tools

Next-generation HVAC tools with Bluetooth connectivity and smartphone app integration. Our innovative tools collection features digital manifolds, wireless temperature probes, and app-connected diagnostic equipment that bring real-time data, system analysis, and reporting capabilities to your mobile device.

Smart Tool Benefits:

  • Bluetooth connectivity to iOS and Android apps
  • Real-time system monitoring and data logging
  • Automated calculations and diagnostics
  • Digital reports and customer documentation

Upgrade to smart HVAC tools and work smarter with Mastercool's app-connected professional equipment.

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Vacuum Pumps

High-performance vacuum pumps for HVAC/R system evacuation and deep vacuum applications. Our vacuum pump collection includes single-stage and two-stage models, ranging from compact portable units to heavy-duty professional pumps for commercial refrigeration service.

Vacuum Pump Features:

  • Single-stage and two-stage options available
  • CFM ratings from 1.5 to 10+ for any application
  • Oil-sealed rotary vane design for deep vacuum
  • Includes vacuum pump oil and accessories

Achieve proper system evacuation with Mastercool's reliable vacuum pumps built for professional use.

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  • 🔧 Professional HVAC Tools

    Built for engineers, garages & installers.

  • ✔ Genuine Mastercool

    No copies — only official equipment.

  • 📞 Technical Support

    Advice from actual HVAC pros.

Explore our range of tools and accessories designed for efficiency and convenience. Enhance your projects with our high-quality supplies.

  • Automotive A/C Tools

    Optimize your automotive A/C system with professional tools. Ensure efficient cooling and performance for your vehicle.

  • Commercial Refrigeration

    Discover high-quality commercial refrigeration solutions for your business. Keep perishables fresh and safe with our reliable units.

  • Tools & Accessories

    Explore our range of tools and accessories designed for efficiency and convenience. Enhance your projects with our high-quality supplies.
Mastercool 99926-BT-2 — SPARTAN Dig. 2W manifold, 3-150, 2 temp.clamps - HVAC Tool for Professionals

Tools You Can Rely On

We supply genuine Mastercool tools designed for accuracy and durability in AC and refrigeration applications.