MICROTHERM T11A Thermal Switch, Normally Closed, 70°C, 2.5A

The MICROTHERM T11A Series Thermal Switch is a high-reliability component designed for precise thermal protection in electrical circuits. This normally closed (NC) switch features a tight, sealed construction that is resistant to common resins and lacquers used in impregnation processes, ensuring long-term performance and durability in challenging environments. With a high power rating and no vibration noise during operation, it provides a dependable and silent solution for critical temperature monitoring.

This switch is characterised by its temperature and current-sensitive design, offering a fast and accurate response to overheating conditions. It is ideally suited for integration into compact assemblies where space and reliability are key concerns. The product boasts an IP00 protection rating, indicating its design for use in dry, controlled conditions where it is protected from contact with hazardous parts but not against ingress of solids or liquids.

Key Features & Specifications

• Contact Operation: Normally Closed (NC)
• Switching Temperature: 70°C
• Contact Rating: 2.5A at 250V
• Sensor Terminals: Wire leads for easy connection
• Series: T11A Series
• Dimensions: 33mm (H) x 22mm (W) x 2mm (D)
• Weight: 2 grams
• Special Feature: Resistant to ordinary resins and lacquers
• Special Feature: High power rating with no vibration noise

A vital component for safeguarding equipment, this thermal switch automatically interrupts the circuit upon reaching its calibrated temperature threshold, helping to prevent damage from overheating. Its compact and lightweight design makes it an excellent choice for modern electronic and electrical applications where component size and weight are critical factors.