(877) 775-7705 ~ We're currently open! Hours
Not sure if you have a State Supply account? Try to reset your password.
You don't need an account to purchase from us, but without an account you will miss out on a few important features:
McDonnell & Miller model number 750T-120 is an electronic low water cut-off control unit for use on hot water boilers and as secondary protection on steam boilers. This cut-off unit is 120 volt and features an automatic reset, test switch, and LED low water indicator light. It is for use with McDonnell & Miller remote sensors (SKUs MI1550 and MI1551).
McDonnell & Miller model number 750MT-120 is an electronic low water cut-off control unit for use on hot water boilers and as secondary protection on steam boilers. This cut-off unit is 120 volt and features a manual reset, test switch, and LED low water indicator light. It is for use with McDonnell & Miller remote sensors (SKUs MI1550 and MI1551).
McDonnell & Miller model number 751P-MT-120 is an electronic low water cut-off control unit, with built-in PA-800 probe, for use on hot water boilers and as secondary protection on steam boilers. This cut-off unit is 120 volt and features a manual reset and test switch.
McDonnell & Miller model number 751P-MT-U-120 is an electronic low water cut-off control unit, with built-in PA-800U probe, for use on hot water boilers and as secondary protection on steam boilers. This cut-off unit is 120 volt and features a manual reset and test switch.
McDonnell & Miller Series 751P 120V probe-type low water cut-off with short probe that provides protection against low water conditions for commercial and industrial applications.
McDonnell & Miller Series 751P 24V probe-type low water cut-off with standard probe that provides protection against low water conditions for commercial and industrial applications.
McDonnell & Miller Series 751P 24V probe-type low water cut-off with short probe that provides protection against low water conditions for commercial and industrial applications.
