Mastercool 66661 2-Way Brass Manifold Gauge Set with 2 1/2" Silicone-Dampened Gauges, Economy Couplers, and 60" Hoses for R134a - U.S. Assembled & Tested

★★★★★ 4.3 113 reviews

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Management number 208101951 Release Date 2026/03/22 List Price $36.38 Model Number 208101951
Category

Mastercool 66661 - Economy 2-Way Brass Manifold Gauge Set for R134a RefrigerantReliable and Affordable A/C Servicing SolutionThe Mastercool 66661 is a budget-friendly 2-way manifold gauge set designed for **automotive air conditioning systems using R134a refrigerant**. Built with a **durable brass body**, this set offers **consistent performance** for **automotive technicians and DIYers** alike. Featuring **easy-to-read gauges** and **cost-effective couplers**, the 66661 delivers a **dependable and affordable solution** for A/C diagnostics and servicing.✔ Key Features & BenefitsDurable Brass Construction – Designed with a solid brass body for **long-lasting reliability** in **automotive A/C applications**.R134a Refrigerant Compatibility – Specifically engineered for **R134a systems**, making it an **essential tool** for servicing **modern automotive A/C units**.Large, Easy-to-Read 2 1/2" Gauges – **Silicone-dampened, recalibrateable gauges** provide **clear and accurate pressure readings**, reducing needle flutter for precise diagnostics.Economy Couplers – Includes **cost-effective, reliable manual couplers**, providing a **secure fit while keeping the set affordable**.Complete High-Pressure Hose Set – Comes with **three 60” flexible hoses**, featuring **SAE-approved nylon barrier construction** for **durability and easy access to tight spaces**.Compact & Portable – **Lightweight and easy to carry**, making it perfect for **on-the-go automotive A/C servicing and storage**.✔ Ideal for Automotive Professionals & DIYersWhether you're a **professional mechanic or a DIY enthusiast**, the **Mastercool 66661** provides a **cost-effective, reliable** solution for **diagnosing and servicing R134a air conditioning systems**. With its **durable brass construction, easy-to-read gauges, and complete hose set**, this manifold gauge set is an excellent addition to any **A/C technician's toolkit**.Upgrade your A/C service capabilities today with the Mastercool 66661 – Affordable, Reliable, and Built to Perform!

  • ✅ 100% U.S. Designed, Assembled & Tested – Engineered for top-tier performance and reliability, making it the ideal manifold gauge set for automotive A/C applications.
  • ✅ Durable Brass Manifold Construction – Built with a rugged brass body, ensuring long-lasting durability and dependable use in R134a systems—perfect for both professionals and DIY enthusiasts.
  • ✅ Advanced Free-Floating Piston Valves – Reduces internal friction and wear, extending the lifespan of O-rings and enhancing operational efficiency for smoother performance.
  • ✅ High-Pressure 60" Hoses – Includes red and blue hoses with 1/4" SAE x 1/2" Acme fittings, plus a yellow hose with 1/2" Acme fittings, ensuring secure, leak-free connections for optimal refrigerant flow.
  • ✅ 2 1/2" Silicone-Dampened Gauges – Large, recalibrateable gauges provide precise pressure readings while minimizing needle flutter, delivering smooth and accurate operation in any environment.
UPC 070037666661 666671187237 700376666618
Brand Mastercool
Model R134a/R12 Brass Manifold Gauge Set with 3-60" Hoses and Economy Couplers
Material Brass
Item Weight 1.6 ounces
Manufacturer Mastercool
Item model number 66661
Manufacturer Part Number 66661
Is Discontinued By Manufacturer No
Global Trade Identification Number 00700376666618

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