{"product_id":"aims-power-2000-watt-negative-48-volt-rack-mount-inverter-to-120-volt-ac-2u-48v","title":"Aims Power 2000 Watt Pure Sine Power Inverter NEGATIVE 48 Volt Rack Mount Inverter To 120 Volt AC – 2U (-48V) - PRM2KWN48120S","description":"\u003ch2\u003eAims Power 2000 Watt Pure Sine Power Inverter NEGATIVE 48 Volt Rack Mount Inverter To 120 Volt AC – 2U (-48V) - PRM2KWN48120S\u003c\/h2\u003e\n\u003cp\u003eEnsure uninterrupted power with our advanced NEGATIVE 48V, 2U rackmount inverter, designed for telecom and data centers. Ideal for providing backup power to your essential equipment, this inverter generates 2000W of high-quality pure sine power at a stable 120Vac output. Thanks to the built-in 20 Amp transfer switch with a typical transfer time of less than 20ms, power is maintained seamlessly to your equipment. When city\/utility power is available, it bypasses to provide consistent power. During outages, the inverter automatically switches to the backup DC power source, supplying power as long as the DC power supply provides enough voltage.\u003c\/p\u003e\n\u003cp\u003eMonitoring is a breeze with the RS485 communication port, which offers real-time insights into DC input voltage, AC output voltage, frequency, and amps. Unmatched reliability, effortless integration, and consistent power supply ensure our rackmount inverter is the perfect solution for any setting where uninterrupted power is essential.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e2000W continuous power, NEGATIVE 48 volt to 120 volt\u003c\/li\u003e\n\u003cli\u003ePure sine wave\u003c\/li\u003e\n\u003cli\u003e2U Rackmount\u003c\/li\u003e\n\u003cli\u003eFCC Class B\u003c\/li\u003e\n\u003cli\u003eRS485 Communication Port – Monitored from a PC\u003c\/li\u003e\n\u003cli\u003eInput dc voltage\u003c\/li\u003e\n\u003cli\u003eOutput ac voltage\u003c\/li\u003e\n\u003cli\u003eFrequency\u003c\/li\u003e\n\u003cli\u003eAC Current\u003c\/li\u003e\n\u003cli\u003eDigital status display – Toggle\u003c\/li\u003e\n\u003cli\u003eInput dc voltage\u003c\/li\u003e\n\u003cli\u003eOutput ac voltage\u003c\/li\u003e\n\u003cli\u003eFrequency\u003c\/li\u003e\n\u003cli\u003eAC Current\u003c\/li\u003e\n\u003cli\u003eDual AC receptacle\u003c\/li\u003e\n\u003cli\u003eOn\/off switch\u003c\/li\u003e\n\u003cli\u003eUtility power bypass\u003c\/li\u003e\n\u003cli\u003eAutomatic transfer switch\u003c\/li\u003e\n\u003cli\u003eOver temperature indicator\u003c\/li\u003e\n\u003cli\u003eOverload protection\u003c\/li\u003e\n\u003cli\u003eLow battery voltage warning\/shutdown\u003c\/li\u003e\n\u003cli\u003eHigh input voltage protection with automatic shutdown\u003c\/li\u003e\n\u003cli\u003eOverload indicator\u003c\/li\u003e\n\u003cli\u003eShort circuit protection\u003c\/li\u003e\n\u003cli\u003eThermal and load based fan\u003c\/li\u003e\n\u003cli\u003eAC output short circuit protection\u003c\/li\u003e\n\u003cli\u003eInstruction manual\u003c\/li\u003e\n\u003cli\u003eFree lifetime tech support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous output power: 2000 Watts\u003c\/li\u003e\n\u003cli\u003eSurge power capability (peak power): 6000 Watts\u003c\/li\u003e\n\u003cli\u003eDC input \/ operating voltage: 41.0 to 60.0 Volts\u003c\/li\u003e\n\u003cli\u003eOutput voltage: 120 Volts ac\u003c\/li\u003e\n\u003cli\u003eOutput wave form: pure sine wave\u003c\/li\u003e\n\u003cli\u003eOutput frequency: 60 Hz\u003c\/li\u003e\n\u003cli\u003eLow battery voltage shutdown: 40.6 Volts\u003c\/li\u003e\n\u003cli\u003eLow battery voltage recovery: 42.7 Volts\u003c\/li\u003e\n\u003cli\u003eLow battery voltage warning\/shutdown\u003c\/li\u003e\n\u003cli\u003eNo load power consumption: Fan Off 0.27A dc – Fan On 0.32A dc\u003c\/li\u003e\n\u003cli\u003eFrequency: 60hz\u003c\/li\u003e\n\u003cli\u003eEfficiency: 91%\u003c\/li\u003e\n\u003cli\u003eOver temperature protection low: -4 F ± 5  F\u003c\/li\u003e\n\u003cli\u003eOver temperature protection high: 172 F ± 5  F\u003c\/li\u003e\n\u003cli\u003eOperating temperature recovery: 136  F (automatic shutdown) ± 5  F\u003c\/li\u003e\n\u003cli\u003eAC output socket type: dual Type 2 -3 prong\u003c\/li\u003e\n\u003cli\u003eRS232 Communication Port\u003c\/li\u003e\n\u003cli\u003eAC output and bypass protected: 10A Breaker\u003c\/li\u003e\n\u003cli\u003eFCC Class B – F690501\/RF-EMC000377(H)\u003c\/li\u003e\n\u003cli\u003eUnit Weight: 21.5 lbs shipped 28 lbs\u003c\/li\u003e\n\u003cli\u003eUnit Size W x D x H: 16.5 x 17.5 x 3.75 inches\u003c\/li\u003e\n\u003cli\u003eBattery terminal size:  Blade style .25″\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"10qqll2\" data-start=\"27\" data-end=\"268\"\u003eThe AIMS Power PRM2KWN48120S is a \u003cstrong data-start=\"63\" data-end=\"170\"\u003e2,000W pure sine wave 2U rack-mount inverter designed for -48V telecom and data-center DC power systems\u003c\/strong\u003e, delivering stable 120V AC output for critical equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1bkpfm8\" data-start=\"269\" data-end=\"485\"\u003eBuilt for \u003cstrong data-start=\"281\" data-end=\"334\"\u003etelecom, networking, and server rack environments\u003c\/strong\u003e, it ensures uninterrupted operation of sensitive infrastructure during grid loss or DC power switching events. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ejm08l\" data-start=\"486\" data-end=\"655\"\u003eProvides \u003cstrong data-start=\"497\" data-end=\"554\"\u003e2,000W continuous power with ~4,000W surge capability\u003c\/strong\u003e, supporting short startup loads from connected AC equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"i0q384\" data-start=\"656\" data-end=\"850\"\u003eFeatures an \u003cstrong data-start=\"670\" data-end=\"743\"\u003eintegrated automatic transfer switch (~16–20ms typical transfer time)\u003c\/strong\u003e for seamless switching between DC backup and utility bypass power. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rj6kmi\" data-start=\"851\" data-end=\"1053\"\u003eDesigned for \u003cstrong data-start=\"866\" data-end=\"900\"\u003e-48V negative DC architectures\u003c\/strong\u003e, the standard in telecom power systems, improving reliability and simplifying centralized battery backup design. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r6v92v\" data-start=\"1054\" data-end=\"1236\"\u003eIncludes \u003cstrong data-start=\"1065\" data-end=\"1090\"\u003epure sine wave output\u003c\/strong\u003e, ensuring compatibility with sensitive electronics like servers, routers, and industrial control systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"e5htn4\" data-start=\"1237\" data-end=\"1428\"\u003eRack-mount \u003cstrong data-start=\"1250\" data-end=\"1275\"\u003e2U industrial chassis\u003c\/strong\u003e makes it suitable for professional installations in server rooms, network closets, and industrial control racks. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"wwr5ud\" data-start=\"1429\" data-end=\"1597\"\u003eSupports \u003cstrong data-start=\"1440\" data-end=\"1498\"\u003eremote monitoring and communications (RS232 interface)\u003c\/strong\u003e for system diagnostics and real-time performance tracking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e                   \u003cbr\u003eQ\u0026amp;A      \u003c\/h5\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What is the AIMS Power PRM2KWN48120S 2000 Watt Negative 48V Rack Mount Inverter?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The AIMS Power PRM2KWN48120S is a 2000W industrial-grade pure sine wave rack-mount inverter that converts -48V DC (negative 48V telecom power systems) into clean 120V AC power for telecom, data centers, and critical backup applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does “negative 48V” mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It is designed for telecom-standard -48V DC systems, where the battery bank is grounded on the positive side and the negative rail carries the DC voltage—common in servers, networking, and telecom infrastructure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How much power does it deliver?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It provides 2000 watts of continuous power with around 4000 watts surge capacity for short-duration startup loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of output does it produce?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It delivers a pure sine wave 120V AC output, ensuring stable and clean power suitable for sensitive IT and communication equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does it support automatic power switching?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It includes an automatic transfer switch (~20A) that seamlessly switches between utility AC power and DC backup with transfer times typically under ~20ms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What monitoring and communication features does it have?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It includes an RS485 communication port for real-time monitoring of input voltage, output voltage, frequency, and load status from a PC or control system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What are its key features?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It offers rack-mount 2U design, bypass mode for utility power, digital status display, cooling fans, and built-in protections for overload, over-temperature, short circuit, and voltage faults.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Where is it typically used?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It is used in telecom rooms, data centers, server racks, and industrial backup systems where continuous, reliable AC power is required from -48V DC battery infrastructure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Why choose this inverter?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It provides enterprise-grade reliability, seamless backup switching, and standardized rack integration, making it ideal for mission-critical infrastructure power continuity.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e             \u003cbr\u003eMaintenance Tips    \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1ryynlh\" data-start=\"592\" data-end=\"723\"\u003eInstall in a \u003cstrong data-start=\"607\" data-end=\"644\"\u003ecool, forced-air rack environment\u003c\/strong\u003e; this unit is designed for enclosed cabinets but still needs steady airflow.\u003c\/li\u003e\n\u003cli data-section-id=\"8agtry\" data-start=\"724\" data-end=\"835\"\u003eKeep \u003cstrong data-start=\"731\" data-end=\"762\"\u003efront\/rear rack vents clean\u003c\/strong\u003e—dust buildup is the #1 cause of thermal derating in telecom inverters.\u003c\/li\u003e\n\u003cli data-section-id=\"ezrxbp\" data-start=\"836\" data-end=\"951\"\u003eInspect and tighten \u003cstrong data-start=\"858\" data-end=\"895\"\u003e-48V DC bus connections regularly\u003c\/strong\u003e (loose lugs = heat + voltage drop + inverter alarms).\u003c\/li\u003e\n\u003cli data-section-id=\"meiw16\" data-start=\"952\" data-end=\"1065\"\u003eEnsure correct \u003cstrong data-start=\"969\" data-end=\"1004\"\u003enegative 48V grounding polarity\u003c\/strong\u003e—reversed or floating grounds can trigger faults or damage.\u003c\/li\u003e\n\u003cli data-section-id=\"1q74or6\" data-start=\"1066\" data-end=\"1214\"\u003eMaintain a stable \u003cstrong data-start=\"1086\" data-end=\"1117\"\u003e-41V to -60V DC input range\u003c\/strong\u003e (outside this range causes shutdown or protection mode). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ypjp6a\" data-start=\"1215\" data-end=\"1349\"\u003ePeriodically test \u003cstrong data-start=\"1235\" data-end=\"1281\"\u003eautomatic transfer function (\u0026lt;20ms switch)\u003c\/strong\u003e to confirm UPS reliability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"kbpnfq\" data-start=\"1350\" data-end=\"1458\"\u003eCheck \u003cstrong data-start=\"1358\" data-end=\"1385\"\u003eRS485 monitoring output\u003c\/strong\u003e for voltage, load, and temperature drift trends before failures occur.\u003c\/li\u003e\n\u003cli data-section-id=\"ces7hk\" data-start=\"1459\" data-end=\"1565\"\u003eAvoid running continuously at \u003cstrong data-start=\"1491\" data-end=\"1533\"\u003efull 2000W load in hot rack conditions\u003c\/strong\u003e—leave headroom for longevity.\u003c\/li\u003e\n\u003cli data-section-id=\"e9qh10\" data-start=\"1566\" data-end=\"1655\"\u003eInspect internal\/external \u003cstrong data-start=\"1594\" data-end=\"1620\"\u003efusing and DC breakers\u003c\/strong\u003e for heat discoloration or aging.\u003c\/li\u003e\n\u003cli data-section-id=\"1nyf8b0\" data-start=\"1656\" data-end=\"1726\"\u003eClean airflow paths (don’t block rack front intake or rear exhaust).\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aims Power","offers":[{"title":"Default Title","offer_id":45708765855935,"sku":"PRM2KWN48120S","price":964.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/PRM2KWN48120S-Back-1-600x600.png?v=1780986528","url":"https:\/\/backyardprovider.com\/products\/aims-power-2000-watt-negative-48-volt-rack-mount-inverter-to-120-volt-ac-2u-48v","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}