McDonnell Miller (166400) 94-7B-HD Head Mechanism for Low Water Cut-Off and Pump ControllerThe McDonnell & Miller 166300 Model 94 7B is a combination low water cut off and pump controller featuring 1 1 4" NPT connections and a 7B switch (135 ohm proportional signal) control to maintain a constant boiler water level. The maximum pressure is 250 psi. The switch features an automatic reset and operates on either a 120 volt or 240 volt power supply. The Series 94 low water cut off pump controllers are designed for commercial and industrial low

Part Number:  RCV008NP15A1V1M-BBX

Cold water lines

Part Number: 3265356

discharging condensate very near to steam temperature

Model: SA150-106R

Part Number: 198648

Pressure Temperature rating to ASME B16

Replacement for common flow switches from Johnson/Penn

Model number 63-HD is a head mechanism for model number 63 controls

Capacity:  2948 lbs/hr

Used for all types of liquid level verification

Four stainless steel paddles included – 1″