Refrigeration Pressure Gauge Kit With 3-1/8 Inch Dial, Dual Color Blue And Red Dials, 1/8 NPT Lower Mount, -30inHg To 0-250psi, 250-500psi And 0-800psi, For R-134a R-404A R-22 R-410A HVAC Pros

Refrigeration Pressure Gauge Kit with Dual-Color Dial
✔️ 3-1/8in dial, 1/8 NPT lower mount, -30inHg to 0-800psi

Designed for HVAC pros, this refrigeration pressure gauge kit measures pressures for R-134a, R-404A, R-22, and R-410A refrigerants. The dual-color dial zones identify each refrigerant quickly, while a blue or red steel case protects the brass wetted parts and movement.

✅ Dial size 3-1/8in; 1/8 NPT lower mount
✅ Pressure ranges: -30inHg to 0-250psi, 250-500psi, 0-800psi
✅ Zones: blue for R-134a, orange for R-404A, green for R-22, pink for R-410A
✅ Copper bourdon tube, brass movement and connection
✅ Encapsulated silicone dampened movement for vibration resistance
✅ IP54 rated with snap-on polycarbonate window and external pointer stop

💡 What is a refrigeration pressure gauge kit used for in HVAC service and refrigerant charging?

This handy tool helps techs check system pressures.

- High- and low-side pressure measurement across R-134a, R-404A, R-22, R-410A.
- Used during installation, service, and charging to verify refrigerant pressures.
- Built-in dual color dial aids quick refrigerant identification.
- Encapsulated movement reduces vibration for stable readings.
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