{"product_id":"vertiv-liebert-psi5-1000rm1201u-1000va-1u-ups","title":"Vertiv Liebert PSI5-1000RM1201U 1000VA\/900W Line-Interactive UPS - 1U Rack, Pure Sine, AVR, 0.9 PF, 5 Outlets (PSI5-1000RM1201U)","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003eRack-Saving Power Protection in a Single 1U\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e1000VA\/900W, a 0.9 output power factor, and pure sine wave output, all in a space-saving 1U chassis: the Vertiv Liebert PSI5-1000RM1201U packs 2U-class protection into a single rack unit. Line-interactive AVR corrects sags and surges without draining the battery. Browse more \u003ca href=\"\/collections\/vertiv\"\u003eVertiv\u003c\/a\u003e hardware or other \u003ca href=\"\/collections\/rack-mount-ups\"\u003erack mount UPS\u003c\/a\u003e systems.\u003c\/p\u003e\n\u003ch3\u003eCommon Use Cases\u003c\/h3\u003e\n\u003cp\u003eIts slim 1U footprint makes the PSI5 a natural fit for network closets, small data centers, schools, and offices where rack space is tight but uptime still matters. Five NEMA 5-15R outlets include two programmable outlets, so you can prioritize critical loads or schedule non-essential gear to shut down first, and hot-swappable batteries let you replace cells without powering down connected equipment.\u003c\/p\u003e\n\u003ch3\u003eWhat It Delivers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1000VA \/ 900W, 0.9 power factor:\u003c\/strong\u003e pure sine wave output for servers, networking, and IT loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine-interactive AVR:\u003c\/strong\u003e corrects brownouts and surges without switching to battery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1U space savings:\u003c\/strong\u003e full protection in a single rack unit with hot-swappable batteries.\u003c\/li\u003e\n\u003cli\u003eFive 5-15R outlets, two of them programmable, plus a USB port and EPO.\u003c\/li\u003e\n\u003cli\u003eOptional Vertiv Liebert Unity card adds remote monitoring, backed by a 2-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vertiv","offers":[{"title":"Default Title","offer_id":52336370614456,"sku":"PSI5-1000RM1201U","price":928.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/9110\/4952\/files\/1060981129_d98a7cb2-c23d-4e36-804d-b48744d478e9.jpg?v=1764407331","url":"https:\/\/islandelectricalsupply.com\/products\/vertiv-liebert-psi5-1000rm1201u-1000va-1u-ups","provider":"Island Electrical Supply","version":"1.0","type":"link"}