EATON offers a full range of DIN rail miniature circuit breakers up to 40 A current rating for feeder and branch circuit protection. Breakers comply with the latest national and international standards including UL 489. 2 levels of circuit protection available, one for medium inrush startup currents to provide protection for small transformers, pilot devices, etc. And one with a magnetic range to allow for higher inrush levels during startup usually seen with motors. EATON Supplementary Protector, Type FAZ-NA Current Limiting, 480/277 VAC, 10 A, 50/60 Hz Frequency, 10 kA Interrupt, Thermal Magnetic Trip, 10 to 20X A Trip, 2 Pole, Toggle Lever Actuator, Standard Terminal Connection, 18 to 6 AWG Wire, IP20 Enclosure, DIN Rail Mounting, -40 to 75 deg C, 1.4 in L x 2.97 in W x 4.13 in H Dimensions, Nylon