Does overheated equipment have you hot under the collar? Choose this monitoring relay from ABB. Its inbuilt PTC thermistor keeps a close eye on thermal energy in your system to protect against overheating and winding temperature increases. Thanks to its screw terminals, you can wire this device in no time without the need for special tools. As it offers automatic, manual and remote reset options, it's a versatile piece of kit.

• Robust mechanical lifespan of 30 million cycles for long-lasting performance
• Snaps into place on a DIN rail for speedy installation
• Wide operating temperature range between -25°C and +60°C for use in demanding environments
• Protection against short circuits and overload for increased electrical safety
• Terminals have an IP20 rating, meaning they're finger-safe and protected from tools and wires larger than 12mm

• Industrial power supplies
• Medical equipment
• Motor control operations

This item has compact dimensions of 103.7 (L) x 22.5 (W) x 85.6mm (H), so it's just the thing for installation on a rail with limited space.