This is a display module for MasterPact and PowerPact circuit breakers. This is a display and signaling accessory. This accessory works in conjunction with FDM121, 1 circuit breaker to 1 front display over ULP. This product complies with UL standards. This product is a front mounted device. With a tightening torque of 0.8-0.8 Nm, and a cable cross section of 0.2-1.5 mm² and AWG gauge of AWG 24 / AWG 16