Swiftly switch power to your electric circuit on and off with this contactor from Siemens. It has an electromagnetic coil that rapidly opens or closes a set of contacts when it receives energy. A built-in auxiliary circuit lets you attach an external contact to the unit to boost its switching capacity. With contact reliability of one faulty switching per 100,000,000, you can trust the auxiliary contact to deliver the right signal at the right time. A wide operating temperature range between -25°C and +60°C makes this a reliable power solution capable of standing up to the demands of industrial environments. You'll find a contactor like this one commonly used to control furnace heating, lighting fixtures and construction equipment.

• Integrated shock resistance to withstand rough conditions
• Snap-on DIN rail mounting for quick and versatile assembly
• IP20 rating indicates it's finger-safe and can be handled without the risk of electric shock

As this component has a mechanical service life of 30,000,000 cycles, you can be sure it's a long-lasting choice.