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A/C Manifold Gauges

A/C manifold gauge sets are essential for diagnosing and servicing automotive air conditioning systems, with 317 products available at ToolSource. These tools allow technicians to accurately measure pressure and temperature readings to troubleshoot and repair A/C issues.

A/C Manifold Gauges

More than 300 products

A/C manifold gauge sets are essential for diagnosing and servicing automotive air conditioning systems, with 317 products available at ToolSource. These tools allow technicians to accurately measure pressure and temperature readings to troubleshoot and repair A/C issues.

About A/C Manifold Gauges

A/C manifold gauges are the core of any auto A/C service setup. We stock a wide range of gauges from trusted brands like Mastercool, known for their rugged and reliable manifolds, and FJC, offering excellent value and performance. CPS Products provides innovative solutions, while Robinair is a long-standing name in A/C recovery and charging equipment. Uview offers specialized leak detection tools that work seamlessly with manifold sets.

Our selection includes both analog and digital manifold gauges to suit different preferences and budgets. Many sets come complete with hoses and fittings for various refrigerants, including R-134a and R-1234yf. You'll also find individual gauges, hoses, and replacement parts to keep your existing equipment in top condition. ATD Tools, OTC Tools and Equipment, and TIF Instruments Sales offer a variety of accessories and components to complement your manifold gauge set.

Whether you're looking for a basic manifold gauge for simple diagnostics or a high-end digital set with advanced features, ToolSource has the right tools for the job.

Frequently Asked Questions

A/C manifold gauges are essential tools for diagnosing and servicing automotive and HVAC/R air conditioning systems. They allow you to measure system pressures, check for leaks, and properly charge refrigerant. Using a manifold gauge set ensures accurate readings and prevents damage to the A/C system.

ToolSource offers A/C manifold gauges compatible with a wide range of refrigerants, including R-134a, R-22, R-410A, and R-1234yf. When selecting a gauge set, verify it is specifically designed for the refrigerant you'll be working with, as using the wrong gauge can lead to inaccurate readings or even damage the equipment. Many of our Mastercool and FJC gauges are multi-refrigerant compatible.

Consider the type of refrigerant you'll be working with, the accuracy of the gauges, and the durability of the hoses and manifold body. Look for features like a sight glass to observe refrigerant flow, and consider digital gauges for increased precision. Brands like CPS Products and Robinair are known for their quality and reliability.

Yes, ToolSource carries digital A/C manifold gauges, offering increased accuracy and often displaying additional information like temperature and vacuum readings. Digital gauges eliminate parallax error and provide a more precise measurement compared to analog gauges. We stock digital options from brands like Mastercool and CPS Products.

A typical A/C manifold gauge set includes a manifold body with high and low pressure gauges, color-coded hoses (usually red for high pressure, blue for low pressure, and yellow for the center or vacuum port), and various fittings for connecting to the A/C system. Some sets may also include a carrying case and adapters. Be sure to check the product description to confirm what's included.

ToolSource offers a variety of A/C manifold gauges, including analog, digital, and vacuum gauges. We also carry manifold gauge sets specifically designed for different refrigerants and applications. With over 300 A/C manifold gauges available, you can find the right tool for your needs.

ToolSource carries a wide selection of A/C manifold gauges from leading brands like Mastercool, FJC, CPS Products, Robinair, and Uview. These brands are known for their quality, durability, and accuracy. Choosing a reputable brand can ensure reliable performance and a longer lifespan for your gauge set.

The ideal hose length depends on the application. Shorter hoses (36-inch) are suitable for working in tight spaces, while longer hoses (72-inch or longer) provide more flexibility when working on larger vehicles or HVAC/R systems. Consider the typical distance between your gauge set and the A/C system's service ports when selecting hose length.
Displaying 1 to 36 (of 420 products)
Samson Corporation

1 DIAPH MANIFOLD

1 DIAPH MANIFOLD

Your Price: $149.66
List Price: $220
32% off
FJC

1/4 FLARE 90 HS

1/4 FLARE 90 HS

Your Price: $9.10
Mastercool

1/4" FL to R1234YF Conversion Kit

1/4" FL to R1234YF Conversion Kit

Your Price: $66.38
FJC

1/4" R134a Service Coupler Low Side

1/4" R134a Service Coupler Low Side

Your Price: $24.99
List Price: $45.8
45% off
Mastercool

134A / 1234YF dual aluminum gauge set

134A / 1234YF dual aluminum gauge set

Your Price: $244.18
List Price: $299.99
19% off
Mastercool

134A / 1234YF Dual brass gauge set

134A / 1234YF Dual brass gauge set

Your Price: $134.77
List Price: $199.99
33% off
Mastercool

2 WAY DIGITAL GAUGE SET W/BT WIRELESS

2 WAY DIGITAL GAUGE SET W/BT WIRELESS

Your Price: $472.72
Mastercool

2 WAY METRIT MANIFOLD WITH BOOT XXX

2 WAY METRIT MANIFOLD WITH BOOT XXX

Your Price: $121.23
List Price: $166.8
27% off
Uview

2" Lexan Gauge Lens

2" Lexan Gauge Lens

Your Price: $5.10
List Price: $7.13
28% off
Mastercool

2-1/2 LOW SIDE GUAGE

2-1/2 LOW SIDE GUAGE

Your Price: $27.36
Mastercool

2-WAY 2-1/2"GAUGE 3-1/4"HOSE

2-WAY 2-1/2"GAUGE 3-1/4"HOSE

Your Price: $177.68
CPS Products

3 1/8" / 80mm Red Protective Rubber Boot

3 1/8" / 80mm Red Protective Rubber Boot

Your Price: $8.38
Milton Industries

3-IN-1 MANIFOLD

3-IN-1 MANIFOLD

Your Price: $14.81
FJC

3/16FLARE 90 HS

3/16FLARE 90 HS

Your Price: $9.40
List Price: $15.19
38% off
CPS Products

4 Valve Manifold w/50" Hoses

4 Valve Manifold w/50" Hoses

Your Price: $205.80
Mastercool

4 WAY MANIFOLD W/ GAUAGE

4 WAY MANIFOLD W/ GAUAGE

Your Price: $402.57
Mastercool

4 WAY R12 GAUGE SET

4 WAY R12 GAUGE SET

Your Price: $255.09
List Price: $315.87
19% off
Mastercool

4WAY MANIFOLD

4WAY MANIFOLD

Your Price: $325.78
Mastercool

4WAY MANIFOLD GAUGE SET 72" HOSES

4WAY MANIFOLD GAUGE SET 72" HOSES

Your Price: $255.31
List Price: $382.45
33% off
FJC

72" R1234YF Manifold Set

72" R1234YF Manifold Set

Your Price: $130.87
Mastercool

80MM HIGHSIDE GAUGE

80MM HIGHSIDE GAUGE

Your Price: $30.69
List Price: $36.59
16% off
Mastercool

80MM LOWSIDE GAUGE

80MM LOWSIDE GAUGE

Your Price: $30.69
List Price: $36.59
16% off
Mastercool

90066-SF KIT DUAL R134A/R1234YF EVACUATION AND CHARGING COMBO KI

90066-SF KIT DUAL R134A/R1234YF EVACUATION AND CHARGING COMBO KI

Your Price: $498.91
List Price: $626.31
20% off
ATD Tools

96"DUAL ALUM MANIFOLD GAUGESET

96"DUAL ALUM MANIFOLD GAUGESET

Your Price: $125.97
Wilmar - Performance Tool

A/C Manifold Test Kit R134

A/C Manifold Test Kit R134

Your Price: $101.32
List Price: $136.83
26% off
Robinair

AC Manifold Set Dual 134a R12

AC Manifold Set Dual 134a R12

Your Price: $430.54
FJC

AC TOOL ASSORTMENT

AC TOOL ASSORTMENT

Your Price: $632.75
List Price: $1523.81
58% off
Redline Detection

Accessory kit for 95-0003/C

Accessory kit for 95-0003/C

Your Price: $337.57
Actron Manufacturing

Actron DUAL MANIFOLD ADAPTER FOR CP9920A

Actron DUAL MANIFOLD ADAPTER FOR CP9920A

Your Price: $8.30
List Price: $15.25
46% off
Steck Manufacturing

AIR GUARD MANIFOLD*

AIR GUARD MANIFOLD*

Your Price: $29.55
Mastercool

ALUM BLK MANIFOLD W/ 2 GAUGE

ALUM BLK MANIFOLD W/ 2 GAUGE

Your Price: $112.23
Mastercool

ALUM MANIFOLD WITH GUAGE ONLY

ALUM MANIFOLD WITH GUAGE ONLY

Your Price: $114.02
FJC

Aluminum Manifold Gauge Set IN

Aluminum Manifold Gauge Set IN

Your Price: $73.97
Mastercool

Aluminum metric manifold set

Aluminum metric manifold set

Your Price: $120.26
List Price: $154.63
22% off
Mastercool

Automotive Digital Manifold

Automotive Digital Manifold

Your Price: $424.94
Displaying 1 to 36 (of 420 products)

A/C Manifold Gauges

A/C manifold gauges are indispensable tools for automotive mechanics performing air conditioning system diagnostics, maintenance, and repairs. These precision devices provide accurate pressure readings for the high and low sides of a vehicle's A/C system, enabling mechanics to identify leaks, vacuum levels, and refrigerant charge status. By delivering real-time data, manifold gauges ensure that automotive air conditioning systems function efficiently, providing optimal cooling performance and extending the lifespan of critical components—essential for customer satisfaction and comfort. Modern A/C manifold gauges incorporate advanced features like glycerine-filled bourdon tubes to eliminate vibrations and provide stable, accurate pressure readings, even in demanding workshop environments. Available in a variety of durable designs, including color-coded dials and ergonomic brass constructions, these tools streamline the diagnostic process, reducing guesswork and maximizing efficiency. Some models also feature interchangeable components, such as digital or traditional gauge options, enhancing their adaptability for various refrigerants (e.g., R-134a). For added versatility, tools like the CPS AM134BUQ-AS Brass Manifold include comprehensive scan tool kits compatible with OBDII systems, enabling mechanics to address both A/C system performance and broader vehicle diagnostics. Designed for applications spanning automotive, refrigeration, and HVAC systems, these gauges ensure dependable and precise operation. Whether performing routine maintenance or troubleshooting complex issues, A/C manifold gauges empower mechanics to deliver professional, high-quality results with confidence.

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