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🔧 Master the pressure, own the job — leak testing made effortless!
The Mastercool 53010 HVAC Pressure Testing Kit is a professional-grade leak detection solution featuring a high-precision single-stage nitrogen regulator with gauges rated up to 4400 psig. Designed for HVAC/R technicians, it includes a 38-inch charging hose, leak testing and R410A adapters, all housed in a durable blow molded case. Built for accuracy, durability, and portability, this kit is trusted nationwide for residential, commercial, and industrial A/C system diagnostics.








| ASIN | B00CFH5CWC |
| Best Sellers Rank | 110,884 in Automotive ( See Top 100 in Automotive ) 192 in Automotive Air Conditioning Line Repair Tools |
| Brand | Mastercool |
| Customer Reviews | 4.4 4.4 out of 5 stars (35) |
| Global Trade Identification Number | 00700376530100 |
| Included Components | plastic case, 38" yellow hose, leak test adapter |
| Item Dimensions | 30.5 x 22.9 x 7.6 centimetres |
| Item Type Name | Pressure Test Regulator Kit |
| Item Weight | 5 Pounds |
| Manufacturer | Mastercool |
| Manufacturer Part Number | 53010 |
| Material | Stainless Steel |
| Model Number | HVAC KIT |
| Number of Items | 1 |
| Number of Packs | 1 |
| Thread Type | NPT |
| UPC | 700376530100 |
| Unit Count | 1.0 count |
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