This Siemens 1LOT - 5SX2 320-8, 20A MINIATURE CIRCUIT BREAKER, 400V/3P, MO is a circuit protection device manufactured by Siemens. It safeguards wiring and connected equipment by opening or isolating the circuit when current exceeds its rated threshold. Key specifications noted on this listing include 20A. It is commonly in OEM equipment and MRO replacement for electrical protection devices.
