The ABB B7S-30-10-1.7 is a mini contactor designed to offer reliable performance in a compact form factor. This three-pole device includes one auxiliary contact and uses screw terminals for easy installation. It's a solid choice when you need dependable switching but don't have much space to spare. Commonly used in residential, commercial, and industrial settings, this contactor handles single or three-phase loads up to 5.5 kW (AC-3) and can manage currents up to 20 A at 690 V (AC-1). One of the perks is its low coil consumption, making it easy to control directly from a PLC without any hassle. On top of that, it features a quiet coil with no buzzing, built-in protective diodes to guard against voltage spikes, clear switch position indicators, and flexible mounting options for rail or wall installation. Distributed through BSP Automation, this device is a dependable, no-nonsense solution for your control needs—basically, a real workhorse in a small package.