Isotemp SFD00031AA 5 bar Pressure Relief Safety ValveThis is an OEM replacement Isotemp Pressure Relief Safety Valve designed for the Isotemp Slim Square Marine Water Heater. Rated at 5 Bar (about 75 PSI), this safety valve is constructed to automatically release pressure in the event that the internal pressure of the water heater reaches levels that could compromise the integrity of the system. By doing so, it safeguards against potential malfunctions and hazards, ensuring the longevity and performance of your Isotemp Marine Water Heater.Compatible with:Slim Sqare US 115v: 601623QX00003Slim Sqare European 230v: 601631QX00003Caution:Never replace the safety valve with one of a different pressure than the original. A higher pressure can cause failure of the tank, its component parts, and/or your plumbing system. A lower pressure will open prematurely.Related Products6 bar SafetyValve 7 bar SafetyValve