The Moeller 200 PSI Pressure Gauge is a high-quality, accurate pressure measuring device designed for industrial use. With a 4.5" dial size and a 1/4"-NPT connection, this gauge is perfect for monitoring and measuring pressure in various systems. The aluminum case provides durability and protection, making it suitable for both indoor and outdoor applications. Made in the United States by the reputable brand Moeller, this pressure gauge is a reliable tool for ensuring optimal performance and safety in hydraulic, pneumatic, and plumbing systems.