Industrial Steam Inc. CD2H-A3-Q2 Level Control Switch

Heavy-duty water level control switch designed for industrial boiler and steam system applications. This unit provides precise monitoring and automatic control of liquid levels, ensuring reliable operation and protection against low-water or high-water conditions. Technical Specifications Manufacturer: Industrial Steam, Inc. Model: CD2H-A3-Q2 Type: Dual-function water level control switch Function: Water level detection and control for steam boilers and tanks Switch type: DPDT (Double Pole Double Throw) mercury displacement or mechanical switch (depending on model variant) Rated voltage: 125/480 V AC Rated current: 1-3 A (resistive load) Temperature rating: Up to 250 °F (121 °C) Pressure rating: 250 PSI (17.2 bar) maximum Connection type: Hardwired leads (multi-color conductors) Enclosure material: Die-cast aluminum housing Enclosure rating: NEMA 4 (watertight, dust-tight) Mounting: Vertical mount on boiler column or tank fitting Actuation: Float or conductivity probe mechanism (model dependent) Applications: Boiler feedwater control, condensate return systems, and level alarm protection Features: – Dual adjustable setpoints for high and low levels – Field-wirable connections – Manual reset capability (optional) – Designed for continuous duty operation Compliance: UL listed, CSA certified, ASME CSD-1 compatible Country of manufacture: USA Please review pictures carefully and let us know if you have any questions!