Thermon B4X-15140

Adjustable Ambient Control Industrial Heating Thermostat


The Thermon B4X-15140 Adjustable Ambient Control Thermostat is engineered to deliver precise ambient sensing control for electric heat tracing circuits, ensuring effective freeze protection for piping and vessels. Housed within an epoxy polyamide coated die-cast aluminum NEMA 4X enclosure, it offers robust protection against water, dust, and corrosion, ensuring the longevity and reliability of the thermostat switch. These adjustable thermostats are designed for versatile applications, capable of controlling a single heating circuit or serving as pilot control for a contactor switching multiple heat tracing circuits. With its durable construction and adaptable functionality, the B4X-15140 is an essential component for industrial settings where maintaining optimal temperatures is crucial for operational efficiency and safety.

Thermon B4X-15140 Specifications

Voltage rating 125/250/480 Vac
Switch rating 22 amps
Switch type SPDT 1
Electrical connection screw terminals on switch
Adjustable control range 15°F to 140°F (-9°C to 60°C)
Maximum control differential 6°F (3.3°C)
Set point repeatability 2°F (1.1°C)
Maximum bulb exposure temperature 160°F (71°C)
Bulb dimensions 9/16” x 3” (14 x 76 mm)
Bulb material stainless steel

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