AN17-1 4-pole trip switch, high current 20 A 250 V self-locking switch, suitable for 3900 W industrial power tools, with dual forward and reverse quick-release function.

Compact, self-locking electromagnetic switch, YH02-A-4 series, rated current 16 A, 250 V, standard 4-pin connector, dimensions only 45 x 22 mm, stable regulation, high load capacity up to 2000 W. This product features a manual reset function and an automatic locking mechanism. It retains its state after tripping and must be manually reset. It is designed for industrial equipment, safety systems, and critical control nodes that require a secure state and the prevention of automatic restarts.