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AMC itemAMC-847815982Order / PO AMC-MGS-R1-3W

AMC Professional Manifold Gauge Set


Refrigerant Markings
Channels

Regular price $88.76
Sale price $88.76 Regular price $194.39
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Product information

Product details & specifications

Product details

The AMC Professional Manifold Gauge Set is a complete HVAC/R service and diagnostics kit built for accurate refrigerant charging, evacuation, and pressure testing. Color-coded high- and low-pressure dials, an aluminum valve body, and solid brass fittings deliver dependable, leak-resistant performance in the workshop or on-site — whether you're servicing a mortuary cooler, walk-in refrigeration, automotive A/C, or small-scale refrigeration equipment.

Key Features

  • Complete manifold gauge kit: 3-way (or 4-way) manifold gauge, three color-coded hoses, R134a/R1234yf quick couplers, sealed can taps, adapters, a screwdriver, and a valve core wrench — all packed in a durable carry case.
  • Works with four refrigerants: accurately measures pressure for R134a, R404A, R1234yf, and R22 across automotive A/C, household refrigerators, and small refrigeration systems.
  • Clear dual-scale gauges: color-coded high/low dials with Fahrenheit temperature scales and a sight window; calibration screws hold ±1.6% accuracy.
  • High-pressure sealing hoses: three 5 ft heavy-duty rubber hoses rated for 800–4000 PSI working pressure with gasketed brass connectors to reduce leakage and loosening during service.
  • Durable metal construction: aluminum valve body and solid brass fittings tested for repeated operation in workshop and field environments.

Specifications

Low-pressure gauge 0–500 PSI / -30 inHg to 34.5 BAR
High-pressure gauge 0–800 PSI / -30 inHg to 55.2 BAR
Accuracy ±1.6%
Compatible refrigerants R134a, R404A, R1234yf, R22 (markings vary by option)
Hoses Three 5 ft, 800–4000 PSI rated, brass connectors
Valve body Aluminum with sight glass
Fittings Corrosion-resistant brass
Includes Manifold, 3 hoses, quick couplers, can taps, adapters, screwdriver, valve core wrench, carry case

Frequently Asked Questions

Which refrigerants does this gauge set support?
It reads pressure for R134a, R404A, R1234yf, and R22. Choose the refrigerant-marking option that matches your service work; the 4-way channel option adds an extra port for faster evacuation and charging.

What is the difference between 3-way and 4-way?
A 3-way manifold has low, high, and a service/charge port. A 4-way adds a dedicated vacuum port so you can pull a vacuum and charge without swapping hoses.

Is it accurate enough for professional service?
Yes. Calibration screws maintain ±1.6% accuracy, and the sight window helps assess charge level during testing.

Related Refrigerants & Tools

An American Mortuary Coolers product — built for life's critical work.

Specifications & product identity

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Product identity
Brand / vendorAMC
Equipment typeAC Manifold Gauge Set

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AMC Professional Manifold Gauge Set

$88.76

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