This sensor is essentially a reed switch, encased in an ABS plastic shell. Normally the reed is 'open' (no connection between the two wires). The other half is a magnet. They're often used to detect when a door or drawer is open, which is why they have mounting tabs and screws.
The PTC thermistor sensor with a 3-wire series design ensures reliable motor and machine protection. It features precise temperature control, capable of withstanding up to 170°C. This sensor reacts quickly to temperature changes, preventing overheating and safeguarding your equipment. Its durable ceramic semiconductor construction guarantees long-lasting performance. Designed for easy installation, it suits various industrial applications. This PTC thermistor sensor is the ideal solution for those seeking efficient thermal management. Protect your motors and machinery with consistent and reliable temperature control.