Product Features

  • Easy to use trigger
  • Extra-large gauge
  • Long hose
  • Quick-connect coupler

Product Description

A/C Pro R-134a Professional Gauge & Hose features an extra-large gauge, easy-to-use trigger dispenser, 24″ hose, and a quick-connect coupler. The gauge can diagnose if a recharge is needed, identify the current low-side pressure in the system, and determine increases in pressure during the recharge process. This product is compatible with both sealed and self-sealing R-134a cans.

Start recharging your own car’s air con with the A/C Pro R-134a recharge hose and gauge that features:

  • XL gauge
  • Trigger dispenser for effortless recharging
  • 24″ charging hose gives easier access to hard-to-reach ports
  • Push-on quick-connect coupler effortlessly connects to low-side port
  • Sealed and self-sealing R-134a can compatibility

Usage Directions

Basic Steps, Part 1:

  1. Find the low-pressure A/C service port.
  2. Run the A/C on the coldest setting, fan on high, recirculate air.
  3. Attach gauge to port, check pressure, then detach. 

Basic Steps, Part 2:

  1. Separate can, shake well, then reconnect to gauge.
  2. Attach to port, squeeze trigger, shake/rotate can while charging.
  3. Check pressure every 15 secon until it’s in the green.

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