{"product_id":"siemens-6es7407-0ra02-0aa0-ps407-power-supply","title":"Siemens 6ES7407-0RA02-0AA0 SIMATIC S7-400 PS407 120\/230V AC\/DC 5V DC\/20A PLC Power Supply","description":"\u003cp\u003eThe Siemens PS407 (6ES7407-0RA02-0AA0) is a wide-range SIMATIC S7-400 power supply module that converts 120\/230V AC or DC input into a regulated 5V DC backplane rail rated at 20A, plus a 24V DC output at 1A. It occupies two rack slots and includes short-circuit protection, with an optional lithium backup battery for buffered timekeeping during power loss.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6ES7407-0RA02-0AA0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSIMATIC S7-400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply voltage (AC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 V AC \/ 230 V AC, wide range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply voltage (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 V DC \/ 230 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz, permissible range 47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMains buffering\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 ms stored energy time, NAMUR-compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.4 A at 120 V DC, 0.7 A at 230 V DC, 1.4 A at 120 V AC, 0.7 A at 230 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInrush current, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e88 A, FWHM 1.1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLeakage current, max.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 V DC and 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current, backplane bus 5 V DC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 A max., no base load required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current, backplane bus 24 V DC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 A max., idling-proof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShort-circuit protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eActive power input, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e158 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower loss, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackup battery (optional)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1x lithium AA, 3.6 V \/ 2.2 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSlots required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotential separation, primary\/secondary\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvervoltage category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEquipment protection class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eI, with protective conductor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient temperature, operation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 C to 60 C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3x 1.5 mm2, solid or stranded wire with end sleeve, 3-9 mm external diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 x 290 x 217 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight, approx.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1300 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eCertifications \u0026amp; Standards\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eBIS\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eAt 20A on the 5V DC backplane bus, this PS407 covers denser S7-400 racks: redundant CPUs, several communication processors, or a high signal-module count that would exceed the 10A sibling's headroom. The trade-off is higher typical power draw, 158W input versus 95W, and 35W power loss instead of 20W, so plan panel cooling accordingly. Backplane current stays idling-proof on the 24V DC rail regardless of which 5V variant is fitted, and the same 20 ms NAMUR-compliant buffering time applies to both.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53960583545115,"sku":"6ES7407-0RA02-0AA0","price":1510.71,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-6es7407-0ra02-0aa0-ps407-power-supply.png?v=1789782053","url":"https:\/\/stoklink.com\/products\/siemens-6es7407-0ra02-0aa0-ps407-power-supply","provider":"Stoklink","version":"1.0","type":"link"}