UNITED ELECTRIC CONTROLS 820E-2BS THERMOSTAT EXPLOSION-PROOF 800 SERIES

Description:

The United Electric Controls 820E-2BS Explosion-Proof Temperature Switch is used in industrial process control systems to monitor temperature and provide automatic electrical switching when preset temperature limits are reached. Commonly installed in refineries, chemical processing plants, oil and gas facilities, power generation stations, and hazardous industrial environments requiring reliable temperature monitoring and explosion-proof protection. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of existing temperature sensing and control systems.

Applications:

The United Electric Controls 820E-2BS Temperature Switch is commonly used in process heaters, boilers, heat exchangers, storage tanks, industrial ovens, HVAC systems, and hazardous-area process installations. The switch utilizes a remote bulb and capillary sensing system to detect temperature changes and actuate electrical contacts for alarms, shutdown functions, and automatic process control, helping maintain safe and efficient operation of critical industrial equipment in hazardous locations.

Technical Specifications:

• Brand: United Electric Controls
• Part Number: 820E-2BS
• Product Type: Explosion-Proof Temperature Switch
• Series: 800 Series
• Switch Type: Electromechanical Temperature Switch
• Function: Temperature Monitoring and Control
• Sensing Method: Remote Bulb and Capillary System
• Temperature Element: Fluid-Filled Bulb Sensor
• Output Contacts: SPDT Snap-Action Switch
• Electrical Rating: 20A @ 125/250 VAC
• Setpoint Adjustment: Adjustable Temperature Setpoint
• Enclosure Type: Explosion-Proof Housing
• Housing Material: Die-Cast Aluminum Construction
• Hazardous Area Rating: Suitable for Classified Industrial Locations
• Electrical Connection: Conduit Entry
• Designed for Alarm and Shutdown Applications
• Suitable for Heating and Cooling Processes
• Compatible with Boilers, Tanks, Heat Exchangers, and Process Equipment
• Intended for OEM Equipment and Replacement Installations
• Suitable for Maintenance, Retrofit, and Repair Projects
• Engineered for Continuous-Duty Industrial Service

Common Replacements:

• United Electric Controls 802-6BS Temperature Switch
• United Electric Controls B121-121 Explosion-Proof Temperature Switch
• United Electric Controls F120-7BS Explosion-Proof Temperature Switch