honeywell boiler control for sale, brand-new and used.

(one) bryan water boiler, model RV-450-W-FDG , new in 2002, has been in storage since 2009. s/n 89341. This is the last of three near identical units that we had.

New, never used in original boxThe L4031A,C Pool Heater Aquastat units are designed to control pool water temperatures and provide high limit boiler control

Honeywell PWT50 Wet Media Differential Pressure Transducer Sensor/Module 0-50psig APPLICATION The PWT Series wet/wet differential pressure sensors provide reliable, accurate measurement and control of proper applications, including the monitor and control of pump differential pressure, chiller/boiler differential pressure drop, and CW/HW system differential pressure.

Honeywell L4080B 1360 High Limit Aquastat Controller This Honeywell L4080B 1360 High Limit Aquastat Controller will replace most Honeywell L4080B models. The L4080B is a immersion type controller for hydronic heating systems that turn off the burner whenever the boiler watter temperature rises to the set point. The L4080B High Limit Aquastat Controller has adjustable set point.

HONEYWELL STEAM BOILER CONTROL ITEM HAS BEEN TAKEN OFF FROM A WORKING STEAM HEATING UNIT ITEM HAS BEEN TESTED AND IN EXCELLENT WORKING CONDITION FAST FREE SHIPPING 2 TO 3 DAYS THANK YOU PS PLEASE LEAVE FEED BACK

USED - Honeywell L8148A1140 " high limit " aquastat / For COLD START "oil fired" boiler operation / uses line voltage (120vac) for the burner control / 24vac thermostat connection. Aquastat was removed from working " oil fired " boiler which had been changed out for a gas fired boiler. Aquastat is in excellent condition and works correctly.

Honeywell microcomputer burner controller bc7000l 1000 includes amplifier c7015 and program module m720g2005. Worked perfect last time it was installed on the boiler. I had it for backup.

End of winter sale. also including a Honeywell burner display. This was working when removed, was maintained by Johnson controls.