ABB Miniature Circuit Breaker, High Performance, Series: ST200M, 230 V AC, 4 A, 50/60 Hz Frequency, 10 kA at 277 V AC/60 VD-CurveC Interrupt, Thermal Magnetic Trip, 1 Pole, D-Curveouble Clamp Connection, 18 to 4 AWG Wire, Group II Insulation, IP20/IP40 Enclosure, 35 mm D-CurveIN Rail Mounting, -25 to 55 deg C, 69 mm L x 17.5 mm W x 88 mm H D-Curveimensions, Thermoplastic