WAGO 870-523/281-593 MSRP: Now: $24.67 Was: Description Terminal blocks with suppressor diode; 24 VAC 870-523/281-593
WAGO 870-523/281-580 MSRP: Now: $29.76 Was: Terminal blocks with gas-filled surge arrester; 110/120 VAC/VDC 870-523/281-580
WAGO 870-523/281-582 MSRP: Now: $19.67 Was: Description Terminal blocks with varistor; 24 VDC 870-523/281-582
WAGO 870-523/281-581 MSRP: Now: $29.76 Was: Description Terminal blocks with gas-filled surge arrester; 230 VAC/VDC 870-523/281-581
WAGO 870-523/281-579 MSRP: Now: $29.82 Was: Description Terminal blocks with gas-filled surge arrester; 24 V AC/DC 870-523/281-579