Schneider Electric 8290-ADJ-B Operating Control Coil

Schneider Electric's Square D 8290-ADJ-B Operating Control Coil is a replacement coil designed for use with Square D's 8290 ADJ family. The model name identifies it as an operating coil (control coil) with the 8290-ADJ designation and the B Class. This coil functions as the electrical actuator that energizes the associated 8290 ADJ contactor configuration when power is applied, enabling or interrupting the circuit as part of control logic in electrical panels. The ADJ suffix notes the coil's adjustable variant within the 8290 line, while Class B indicates the coil's classification according to Schneider Electric's coil cataloging (with other Class B coils used across similar Square D devices). This part is manufactured by Schneider Electric under the Square D brand, which specializes in contactors, motor controls, and panelboard components. The 8290-ADJ-B coil is used in conjunction with compatible Square D 8290-ADJ devices to provide reliable coil actuation for control schemes, and it is designed to meet the electrical interface expectations of Square D equipment in standard control circuits.