Mcdonnell & Miller

Single Level Sensor, Application Boilers, Housing Height 4 9/16 in, Housing Width 3 1/4 in, Inlet Pressure - Maximum 250 psi, NEMA Rating 4X

Accessory Type Raised Flange Gasket, Compatible with Product Type Boiler Control, Model Number 325500

Head Mechanism with Snap Switch

Head Mechanism with Snap Switch

Low Water -Off Control, Application Hot Water Boilers, Enclosure Height 6 1/2 in, Enclosure Width 9 15/16 in, Number of Switches 2, Product Type Low Water -Off, Reset Type Manual, Standards FM...

Flow Switch, Ambient Temperature - Minimum 32 Degrees F, Connection Size 1 in, Connection Type NPT, Contact Rating (AC) 22.2 A @ 240V (Locked Rotor), 3.7 A @ 240V (Full Load), 44.4 A @ 120V (Locked...

Liquid Level Control Probe

Snap-Action Switch Assembly, Product Type Snap-Action Switch Assembly, Compatible with Brand McDonnell and Miller, Compatible with Manufacturer Model Number 150S, 157S, Compatible with Grainger Part...

Bellows Assembly, For Use With Mfr. Model Number 150, Fits Brand McDonnell and Miller

Head Mechanism, For Use With Mfr. Model Number 64, 144400, Fits Brand McDonnell and Miller

Dual Pressure Control, Product Type Dual Pressure Control, Maximum Pressure Range - High Side 160 psi, Pressure Connection Type NPT, Pressure Connection Size 1 in, Overall Depth 5 in, Overall Height...

Level Control, Head Mechanism, Application Steam Boilers, Enclosure Depth 6 1/2 in, Enclosure Height 9 15/16 in, Enclosure Width 6 1/2 in, Input Voltage 120V AC, Number of Switches 2, Product Type...