30-450-580 - Smith Series 30 Medium Duty Nitrogen Purge Regulator, 0-450 PSIG, CGA 580

Reliable HVAC Purging with the Smith 30-450-580

For HVAC professionals who demand reliability and precision in the field, the Smith 30-450-580 Nitrogen Regulator is the industry standard for purging and leak testing. Whether you are installing a new mini-split system, repairing a commercial chiller, or simply pressure testing line sets, this regulator delivers the performance you need. Made in the USA, this tool is built to withstand the bumps and bruises of daily van transport and job site usage, ensuring that you aren't left with a broken regulator when you need it most.

Built for the HVAC Trade
This regulator isn't just a repurposed welding regulator; it is specifically tuned for the high-pressure requirements of HVAC work. With a delivery range of 0-450 PSIG, it provides ample pressure for testing systems to locate even the smallest leaks before charging with refrigerant. The large, easy-to-read 2-inch gauges allow you to monitor tank pressure and delivery pressure at a glance, while the color-coded labels help you quickly identify gas service and performance capabilities.

Exclusive Smith Technology
Stop worrying about regulator failure caused by dirty tanks. Smith's exclusive Sure-Seat technology filters out debris before it can damage the internal components, drastically extending the life of your equipment. Combined with a heavy-duty neoprene diaphragm, this regulator offers smooth, consistent pressure adjustment without the jumpiness found in cheaper alternatives. The nickel-plated bonnet and solid brass body resist corrosion, keeping your gear looking and working like new for years.

Peace of Mind Warranty
Investing in quality tools pays off. The Smith 30-450-580 is backed by the Miller/Smith True Blue 3-Year Limited Warranty, one of the best in the business. When you choose Smith, you are choosing a legacy of American manufacturing excellence and safety. Equip your rig with a regulator that works as hard as you do.