The AllPoints Foodservice Parts & Supplies 56-1081 is a high-performance Watts Pressure/Temperature Relief Valve designed for reliable operation in various applications. Measuring 2-3/4" in width and featuring a 3/4" NPT connection, this valve is equipped with a 5" probe for accurate temperature and pressure readings. It operates at a maximum pressure of 150 psi and can handle up to 205,000 BTU, making it suitable for demanding environments. This valve is a direct replacement for the 40XL.75 model and is also compatible with Stero model P621173 (ICS item H330). Ideal for ensuring safety and efficiency in foodservice operations.