... this series are divided into free terminal locking component and fixed terminal locking component according to application.J30J free terminal ... pin, ZK-socket with holeN: no mark-compressing connection type, S-welding connection type, W/W-J: bent PCB variation, N/N-J ... locking components: free terminal locking component-type L, K, K1; fixed terminal locking components-type P, P0, P1, P2, P3, P4, P5, ...