1. HVAC & Refrigeration: Gauges Probes Offered
  2. sku: 3760328158050722
  3. JB INDUSTRIES QC-G851

JB INDUSTRIES QC-G851 Gauge 684520339873 R-22 R-134A R-404A

Qc-g851 Jb Industries Test Gauge Blue For R-22 R-134a R-404a

( Brand: Jb Industries ), ( Color: Blue ), ( Type: Test Gauge ), ( Item Width: 4.000 ), ( Item Length: 8.000 ), ( Item Weight: 0.5500 ), ( Manufacturer Part Number: QC-G851 ), ( Features: Low Side Gauge, Diameter 3 1/8 In, Working Pressure 500 Psi, Connection Size 1/4 In, Color Blue, Gauge Type Low Side Gauge, Gauge Accuracy /-1.00 Percent, For Use With R-134a, R-22, R-404a, Application Quick Pressure Checks On Large Systems Or Refrigerant ), ( Manufacturer Warranty: 1 Year ), ( Country Of Origin: Us ), ( Application: Quick Pressure Checks On Large Systems Or Refrigerant Tanks ), ( Diameter: 3-1/8 ), ( For Use With: R-22, R-134a, R-404a ), ( Battery Included: No ), ( Connection Size: 1/4 Female Quick Coupler ), ( Gauge Accuracy: /-1.00 ), ( Working Pressure: 500 Psi ), ( UPC: 684520339873 )

Review JB INDUSTRIES Test Gauge Blue R-22 R-134a

Introducing the JB Products QC-G851 Refrigerant Gauge, an essential tool for HVACR (Heating, Ventilation, Air Conditioning, and Refrigeration) technicians and professionals. This versatile gauge is designed to accurately measure and monitor refrigerant pressures in various refrigerant systems, including R-22, R-134a, and R-404a.

The JB QC-G851 Refrigerant Gauge boasts a rugged and durable construction, with a heavy-duty brass body and high-impact, glass-filled nylon case. The gauge's brass components ensure long-lasting performance and resistance to corrosion, while the nylon case protects against drops and impacts. It features a large, easy-to-read dial with clear markings for accurate and precise pressure readings.

The gauge comes equipped with a dual-function design, allowing for the measurement of both high and low side pressures in a single setup. It also includes a built-in manifold pressure gauge for added versatility. The gauge's high-quality, leak-proof fittings and quick-connect couplers ensure a secure and reliable connection to the refrigerant system, minimizing downtime and maintaining optimal performance.

The JB QC-G851 Refrigerant Gauge is designed for easy use and portability. It features a compact size and a lightweight construction, making it perfect for carrying in a toolbox or taking on the go. The gauge also comes with an adjustable pressure setting, allowing technicians to calibrate the gauge for specific applications and ensure accurate readings.

In summary, the JB Products QC-G851 Refrigerant Gauge is a high-performance and versatile tool for HVACR professionals. Its rugged construction, easy-to-read dial, dual-function design, and quick-connect couplers make it an essential addition to any toolkit. With its ability to measure pressures in various refrigerant systems, this gauge ensures accurate diagnoses and efficient repairs, ultimately saving time and money for both technicians and their clients.

Pros and Cons of Buying a JB QC-G851 Refrigerant Gauge for R-22, R-134a, and R-404a

The JB QC-G851 refrigerant gauge is a versatile and popular choice for HVAC technicians due to its ability to measure and manage refrigerants R-22, R-134a, and R-404a. In this analysis, we will discuss the advantages and disadvantages of investing in this gauge.

Pros:

1. Versatility: This gauge can handle multiple refrigerants, making it an excellent investment for professionals dealing with various systems.

2. Accuracy: The JB QC-G851 is known for its high level of accuracy, ensuring precise readings for efficient system maintenance.

3. Durability: The gauge is engineered with a robust design to withstand the rigors of daily use in different environments.

4. Easy-to-read: The large, easy-to-read dial and clear scale make it easier to identify and interpret pressure readings.

5. Affordable: Compared to other multi-refrigerant gauges, the JB QC-G851 is relatively affordable, making it an accessible investment for technicians.

Cons:

1. Limited Features: While the JB QC-G851 offers the basic functionality of a refrigerant gauge, it does not include advanced features like digital displays or temperature readings.

2. Manual Reading: Technicians must manually read the gauge, which may take more time compared to digital options.

3. Requires Calibration: Like all pressure gauges, the JB QC-G851 requires regular calibration to maintain accurate readings.

Conclusion:

The JB QC-G851 refrigerant gauge offers a solid balance between functionality, affordability, and versatility. Its ability to handle multiple refrigerants and its high level of accuracy make it a valuable investment for HVAC technicians. However, its lack of advanced features and the need for manual reading may deter some professionals looking for a more comprehensive solution. Ultimately, the decision to purchase the JB QC-G851 depends on individual requirements and priorities.

Recommendation:

For HVAC technicians who need a reliable, versatile, and affordable refrigerant gauge for R-22, R-134a, and R-404a, the JB QC-G851 is an excellent choice. However, those who require advanced features or a digital display may want to consider other options on the market.

Details:

Electrical Outlet's. JB INDUSTRIES QC-G851 Test Gauge, Blue, For R-22, R-134A, R-404A: Low Side Diameter 3 1/8 in, Working Pressure 500 psi, Connection Size 1/4 Color Gauge Type Accuracy /-1.00 Percent, Use With R-404A, Application Quick Checks On Large Systems or Refrigerant Tanks Details. Electrical Boxes.

And Enclosures. Light Industrial.

part #: qcg851 prices

  • $15.00-$51.79

specifications breezeprobe:

  • brand: Jb Industries
  • color: Blue
  • type: Test Gauge
  • item width: 4.000
  • item length: 8.000
  • item weight: 0.5500
  • manufacturer part number: QC-G851
  • features: Low Side Gauge, Diameter 3 1/8 In, Working Pressure 500 Psi, Connection Size 1/4 In, Color Blue, Gauge Type Low Side Gauge, Gauge Accuracy /-1.00 Percent, For Use With R-134a, R-22, R-404a, Application Quick Pressure Checks On Large Systems Or Refrigerant
  • manufacturer warranty: 1 Year
  • country of origin: Us
  • application: Quick Pressure Checks On Large Systems Or Refrigerant Tanks
  • diameter: 3-1/8
  • for use with: R-22, R-134a, R-404a
  • battery included: No
  • connection size: 1/4 Female Quick Coupler
  • gauge accuracy: /-1.00
  • working pressure: 500 Psi
  • upc: 684520339873

general breezeprobe:

  • HVAC Refrigeration > HVAC Refrigeration Tools > HVAC Refrigeration: Gauges Probes
  • condition: New

offer breezeprobe:

  • availability: In Stock
  • sold: 0
  • started: October 30, 2025
  • options: Ship-to-home

payments breezeprobe:

  • wallet: Apple-pay
  • other
  • credit card: Mastercard

seller breezeprobe:

  • city: USA
  • # reviews: 1272825
  • rating: 99.7%

returns breezeprobe:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 60 Days
  • method: Money back

shipping breezeprobe:

  • class: Standard
  • cost: $5.00
  • type: Fixed
  • transit: 4-4 Days
  • service: Standard
type: test gauge, item width: 4.000, item length: 8.000, item weight: 0.5500, features: low side gauge, diameter 3 1/8 in, working pressure 500 psi, connection size 1/4 in, color blue, gauge type low side gauge, gauge accuracy /-1.00 percent, for use with r-134a, r-22, r-404a, application quick pressure checks on large systems or refrigerant, manufacturer warranty: 1 year, country of origin: us, application: quick pressure checks on large systems or refrigerant tanks, diameter: 3-1/8, for use with: r-22, r-134a, r-404a, battery included: no, connection size: 1/4 female quick coupler, gauge accuracy: /-1.00, working pressure: 500 psi,
category: business & industrial > hvac refrigeration > hvac refrigeration tools > hvac refrigeration: gauges probes, color: blue, sku: 3760328158050722,

Jb Industries QC-G851 Is Similar To:

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5 offers $15.00–$51.79 USD
  • New. Offer #1 priced at $51.79 + $5.00 delivery = $56.79* total. Electrical Boxes JB INDUSTRIES.+$5.00 shipping
  • New. Offer #2 priced at $15.00 + $9.14 delivery = $24.14* total. JB Industries M2-465 Refrigeration Pressure Gauge PSI R-22 R-410A.+$9.14 shipping
  • New. Offer #3 priced at $49.37 + $7.99 delivery = $57.36* total. Low Side Gauge, Diameter 3 1/8 in, Working Pressure 500 psi, Connection Size 1/4 in, Color Blue, Gauge Type Low Side Gauge, Gauge Accuracy +/-1.00 Percent, For Use With R-134A, R-22, , Application Quick Pressure Checks On Large Systems or Refrigerant Tanks.+$7.99 shipping
  • New. Offer #4 priced at $39.90 + $0.00 delivery = $39.90* total. With a compact size of 7.00" in height, 3.00" in length, and 1.00" in width, this blue gauge is perfect for quick and accurate pressure readings in industrial settings. The JB Industries Test Gauge Blue is a pressure gauge designed for use with R-22, , and R-410A refrigerants.FREE SHIPPING
  • Used. Offer #5 priced at $40.00 + $17.00 delivery = $57.00* total. JUST BETTER FREON GAUGES WITH JB KOBRA CHARGING HOSES IN VERY GOOD CONDITION ,IN GOOD WORKING ORDER.+$17.00 shipping

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