McDonnell & Miller 51S-114 Mechanical Water Feeder/Low Water Cut-Off Valve SeatMechanical Water Feeder Low Water Cut Off Valve Seat for McDonnell & Miller 51S 114 delivers precise water level control and reliable boiler protection. This valve seat is designed for use with the 51 S and 51 S 2 series Mechanical Water Feeders and Low Water Cut Off systems, ensuring accurate operation and extended service life in demanding boiler rooms. Built to withstand frequent cycling and high temperature environments, the 51S 114 valve seat

The unit is designed for non-spring return duty and offers a 30–60 second timing range

Designed for easy integration into existing gas-fired assemblies

Enhance efficiency and reliability in your gas appliances with the Baso J999MHA-2H Pilot Burner

Bore: 1/2 in

precise pressure control across demanding gas systems

a robust 280 in-lb torque

the kit helps maintain actuator fidelity

This intermittent/interrupt gas pilot burner is ready to install in a wide range of commercial and industrial applications

Optimizes airflow and minimizes vibration for quieter furnace cycles and improved comfort

Easy installation with broad mounting compatibility and OEM-ready design

The Pneumatic Humidity Sensor from Honeywell HP971A1024 delivers reliable humidity sensing for commercial environments

Enclosure & approvals: NEMA 1 enclosure