United Electric Controls 2BSB Temperature Switch 20Amps 250Vac Explosion-Proof

Description:

The United Electric Controls 2BSB 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, power generation facilities, oil and gas operations, 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 2BSB Explosion-Proof Temperature Switch is commonly used in process heating systems, boilers, heat exchangers, storage tanks, industrial ovens, HVAC equipment, and hazardous-area process installations. The switch converts temperature changes into electrical switching actions for alarms, shutdown functions, interlocks, and automatic temperature control, helping maintain safe and efficient operation of critical industrial equipment.

Technical Specifications:

• Brand: United Electric Controls
• Part Number: 2BSB
• Product Type: Temperature Switch
• Series: B Series
• Switch Type: Explosion-Proof Temperature Switch
• Function: Temperature Monitoring and Control
• Sensing Method: Bulb and Capillary Temperature Sensing System
• Output Contacts: SPDT Snap-Action Switch
• Electrical Rating: 20A @ 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
• Temperature Element: Remote Bulb Sensor
• Capillary Type: Sealed Fluid-Filled System
• Electrical Connection: Conduit Entry
• Designed for Alarm and Shutdown Applications
• Compatible with Process Heating and Cooling Equipment
• Suitable for OEM Equipment and Replacement Installations
• Intended for Maintenance and Retrofit Projects
• Engineered for Continuous-Duty Industrial Service

Common Replacements:

• United Electric Controls B402-120 Temperature Switch
• United Electric Controls B105-121 Temperature Switch
• United Electric Controls C100-120 Temperature Switch