The NANPU 3/8" 1/2" Pneumatic Pressure Regulator, integrated with an in-line pressure gauge, is specifically engineered for compressed air systems. It features a robust 150 psi pressure gauge housed within a high-strength steel protective enclosure, ensuring reliable and precise pressure monitoring. This regulator enables accurate modulation of compressed air pressure, making it an indispensable component for maintaining optimal performance across diverse industrial and commercial applications. The 3/8" 1/2" port sizes ensure compatibility with a broad spectrum of air pipelines and equipment, thus facilitating seamless integration into existing compressed air setups.