Dwyer Instruments 123-7000-153 Water Level Control Snap Switch SPDT

The Dwyer Instruments 123-7000-153 Water Level Control Spdt Snap Switch helps control HVAC systems water levels for chillers, cooling towers, and boilers while being both dependable and built to last long. This switch has two different electrical connections and is protected by a high-quality cast iron box. The switch works by letting water move it up and down. When the water hits a place, the switch moves an electrical connection that turns on equipment used to keep the system working correctly. This control protects equipment, runs systems at their better, and makes everything runs safely and well.