ABB CA4-31E Auxiliary Contact Block For Contactors

ABB CA4-31E Auxiliary Contact Block is a four-pole, front-mounted accessory that attaches to compatible ABB contactors to provide additional signaling contacts. It provides three normally open (NO) and one normally closed (NC) auxiliary contact, wired through screw terminals for straightforward field wiring. Rated for up to 6 A and up to 690 V, this block bears the part number 1SBN010140R1031, confirming its ABB CA4-series compatibility. Four-pole block features three normally open and one normally closed contact, suitable for integration into industrial control panels. Screw terminals provide secure, field-wirable connections. This four-pole block is designed for front-mount installation on compatible ABB contactors, providing four auxiliary contacts in a compact front-mount package to enable additional signaling or control functions. Typical applications include motor control circuits, protective interlocks, and automation panels where extra contacts are needed for status indication or control logic.