Found 9 alternatives for 558842-1 by WEC. Modular Connectors Wiring Blocks — Bulk.
CONN WRG BLOCK 4 PAIR
CONN WRG BLOCK 5 PAIR
CONN WRG BLOCK SCREW HOLES
CONN WRG BLOCK 100PR W/LEGS
WRG BLK ASSY, 50 PR, W/LEGS,XC
CONN WRG BLOCK 300PR W/LEGS
CONN WRG BLOCK 100PR W/LEGS
96 PAIR STANDARD DENSITY PUNCHDO
CONN WRG BLOCK 100PR W/LEGS