MDI Mercury Displacement 35NO-120AT Contactor 319847-401 For peak effectiveness

For peak effectiveness

this automatic changeover control facilitates the critical transition between heating and cooling circuits in combination hot and chilled water systems

but the 3" extension length must be verified against your tank’s insulation thickness to ensure the probe reaches the water

Constructed from heavy-duty materials to resist thermal warping in the burner box

Extended 3-Inch Shank: Specifically designed to penetrate thick tank insulation for easy tool access and drainage

MDI Mercury Displacement 35NO-120AT Contactor 319847-401 For peak effectivenessProfessional grade MDI Mercury Displacement 35NO 120AT Contactor is designed for high cycle industrial applications where mechanical relays fail. This single pole normally open contactor features a 120V AC coil and is rated for 35 Amp resistive loads, making it the standard for electric heat control and industrial processing equipment. Unlike standard electromagnetic contactors, the MDI 35NO 120AT utilizes a hermetically sealed liquid mercury contact