Johnson Controls T-5500-1051 Indicator R-410A This internal cartridge is specifically

This internal cartridge is specifically engineered for use within ESBE VTC511 or VTC500 series thermic valves to protect non-condensing boilers from low-temperature corrosion

Wide Compatibility: Standard 4-20mA current loop signal is compatible with almost all industrial PLC and BAS inputs

It is designed as a direct replacement for P70HA-2

eliminating the need to break the circuit or remove wires

offering high-voltage ignition stability and a long duty cycle under continuous operation

Johnson Controls T-5500-1051 Indicator R-410A This internal cartridge is specificallyPneumatic Temperature Indicator, 3 1 2" Dial, 50 to 100 Degree Range, 1 2 % of Full Range, 3 to 15 Psig Pressure Range, 1 8" NPT Air Connection, Flush or Surface Mount