Siemens 6EP1332-2BA20 — SITOP DC power supply. DIN-rail primary-switched regulated 24 VDC power supply for automation panels. SITOP PSU100S regulated 24VDC power supply, 2.5A output. Single-phase AC input 120/230V auto-range. High efficiency, DIN-rail mount. Installed in low-voltage switchgear panels, main and sub-distribution boards, motor control centres and DIN-rail consumer units.