Mastercool’s nitrogen regulator is specifically designed to meet the specifications of HVAC/R and automotive A/C systems. This single stage nitrogen regulator is used to test systems for leaks when they do not cont...

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Product Review

Mastercool’s nitrogen regulator is specifically designed to meet the specifications of HVAC/R and automotive A/C systems. This single stage nitrogen regulator is used to test systems for leaks when they do not contain refrigerant.

• 1/4” SAE flare outlet port, with control valve, to keep pressure on the regulator at all times
• T-Handle for ease of pressure adjustment
• 63 mm (2 1/2”) gauges with guards
• High pressure gauge 4400 psig (300 bar)
• Low pressure gauge 1000 psig (70 bar)

Pressure Testing Regulator Kit includes: Nitrogen Pressure Regulator (Standard CGA580) (US), 48” Yellow Charging Hose, Leak Testing Adapter, Blow molded case



  • 🟢 COMPLETE HVAC LEAK TESTING SOLUTION – EVERYTHING YOU NEED – This kit includes the Mastercool 53001 Nitrogen Pressure Regulator, a 38” charging hose, leak testing adapter, and an R410A adapter—all in a durable blow-molded case.
  • 🟢 PROFESSIONAL-GRADE PRECISION & RELIABILITY – Designed for HVAC/R technicians, the 53010 HVAC Kit allows for precise nitrogen leak testing in residential, commercial, and industrial A/C systems.
  • 🟢 HIGH-PRESSURE PERFORMANCE – BUILT FOR DEMANDING JOBS – Features a single-stage regulator with a high-pressure gauge rated at 4400 psig (300 bar) and a low-pressure gauge rated at 1000 psig (70 bar), ensuring accurate and consistent pressure control.
  • 🟢 BUILT TO LAST – TRUSTED BY PROFESSIONALS – Mastercool tools are highly rated by HVAC technicians nationwide for their durability, accuracy, and ease of use.
  • 🟢 HEAVY-DUTY CONSTRUCTION – READY FOR THE JOB SITE – Includes a protective carrying case for portability and secure storage.
  • 💡 THE #1 CHOICE FOR HVAC NITROGEN PRESSURE TESTING – ORDER WITH CONFIDENCE!

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