ZB 16,LGS:L1-N,PE - Phoenix Contact
Zack marker strip - ZB 16,LGS:L1-N,PE - 0827462; Zack marker strip, Strip, white, labeled, printed horizontally: L1, L2, L3, N, PE, mounting type: snap into tall marker groove, for terminal block width: 16.3 mm, lettering field size: 10.5 x 16.25 mm