{"product_id":"aims-power-1000-watt-negative-48-volt-rack-mount-power-inverter-to-120-volt-ac-1u-48v","title":"Aims Power 1000 Watt Pure Sine Power Inverter NEGATIVE 48V Rack Mount Power Inverter To 120 Volt AC – 1U (-48V) - PRM1KWN48120S","description":"\u003ch2\u003eAims Power 1000 Watt Pure Sine Power Inverter NEGATIVE 48V Rack Mount Power Inverter To 120 Volt AC – 1U (-48V) - PRM1KWN48120S\u003c\/h2\u003e\n\u003cp\u003eEnsure uninterrupted power with our advanced NEGATIVE 48V, 1U rackmount inverter, designed for telecom and data centers. Ideal for providing backup power to your essential equipment, this inverter generates 1000W of high-quality pure sine power at a stable 120Vac output. Thanks to the built-in 10 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 RS232 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\u003e1000W continuous power, NEGATIVE 48 volt to 120 volt\u003c\/li\u003e\n\u003cli\u003ePure sine wave\u003c\/li\u003e\n\u003cli\u003e1U Rackmount\u003c\/li\u003e\n\u003cli\u003eFCC Class B\u003c\/li\u003e\n\u003cli\u003eRS232 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\u003eContinuos output power: 1000 Watts\u003c\/li\u003e\n\u003cli\u003eSurge power capability (peak power): 2000 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: 11.5 lbs shipped 14 lbs\u003c\/li\u003e\n\u003cli\u003eUnit Size W x D x H: 16.5 x 14 x 1.7 inches – 2 inches with bracket\u003c\/li\u003e\n\u003cli\u003eBattery terminal size: .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=\"q9dl8g\" data-start=\"28\" data-end=\"258\"\u003eThe AIMS Power PRM1KWN48120S is a \u003cstrong data-start=\"64\" data-end=\"160\"\u003e1,000W industrial 1U rack-mount pure sine wave inverter designed for -48V telecom DC 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=\"124sdu2\" data-start=\"259\" data-end=\"439\"\u003eProvides \u003cstrong data-start=\"270\" data-end=\"320\"\u003e1kW continuous output with ~2kW surge capacity\u003c\/strong\u003e, suitable for short startup loads in networking, telecom, and control systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"bk4ynk\" data-start=\"440\" data-end=\"630\"\u003eBuilt for \u003cstrong data-start=\"452\" data-end=\"485\"\u003e-48V negative DC architecture\u003c\/strong\u003e, the standard used in telecom and data-center power distribution for centralized battery backup systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"si224q\" data-start=\"631\" data-end=\"822\"\u003eIncludes an \u003cstrong data-start=\"645\" data-end=\"715\"\u003eintegrated automatic transfer switch (\u0026lt;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=\"1h9myo5\" data-start=\"823\" data-end=\"991\"\u003eDesigned in a \u003cstrong data-start=\"839\" data-end=\"866\"\u003ecompact 1U rack chassis\u003c\/strong\u003e, making it ideal for server racks, telecom closets, and industrial control cabinets. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"z1lvhr\" data-start=\"992\" data-end=\"1167\"\u003eProduces \u003cstrong data-start=\"1003\" data-end=\"1028\"\u003epure sine wave output\u003c\/strong\u003e, ensuring compatibility with sensitive electronics like routers, switches, and monitoring systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ul5q3r\" data-start=\"1168\" data-end=\"1338\"\u003eSupports \u003cstrong data-start=\"1179\" data-end=\"1267\"\u003eRS232 monitoring for real-time system diagnostics (voltage, load, frequency, status)\u003c\/strong\u003e for infrastructure management. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"mgbynk\" data-start=\"1339\" data-end=\"1491\"\u003eOffers \u003cstrong data-start=\"1348\" data-end=\"1367\"\u003e~91% efficiency\u003c\/strong\u003e, balancing low heat output with reliable continuous operation in rack environments.\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 PRM1KWN48120S 1000 Watt Negative 48V Rack Mount Inverter?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: The AIMS Power PRM1KWN48120S is a 1U rack-mount, industrial-grade pure sine wave inverter that converts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e-48V DC telecom battery power into 120V AC output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, designed for telecom, data centers, and critical backup power systems.\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 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1000W continuous power\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2000W surge capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, suitable for networking equipment, servers, and small critical loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does “-48V (negative 48 volt)” mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It is designed for standard telecom power systems where \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e-48V DC grounding architecture\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is used, common in server rooms and communication infrastructure.\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 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epure sine wave 120V AC output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, ensuring stable, clean power for sensitive electronics and IT equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Does it support automatic switching?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. It includes a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebuilt-in automatic transfer switch (≤20ms typical transfer time)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e that switches between utility AC and DC backup power seamlessly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What monitoring features does it include?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRS232 communication and digital display monitoring\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, showing real-time input\/output voltage, frequency, and load status for system control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What protections are built in?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA: It includes overload, short-circuit, over-temperature, and low\/high voltage shutdown protection to safeguard both the inverter and connected equipment.\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 commonly used in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etelecom racks, data centers, servers, networking closets, and critical backup systems\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e where uninterrupted AC power is required.\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 offers \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eenterprise-grade rack integration, fast transfer switching, and reliable 48V DC compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, 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 data-start=\"412\" data-end=\"1701\"\u003e\n\u003cli data-section-id=\"n9jcf8\" data-start=\"412\" data-end=\"561\"\u003eInstall in a \u003cstrong data-start=\"427\" data-end=\"486\"\u003eproperly cooled rack cabinet with front-to-back airflow\u003c\/strong\u003e; thermal buildup is the main cause of reduced reliability in 1U systems.\u003c\/li\u003e\n\u003cli data-section-id=\"12bspm7\" data-start=\"562\" data-end=\"679\"\u003eKeep \u003cstrong data-start=\"569\" data-end=\"629\"\u003erack vents, intake filters, and rear exhaust paths clean\u003c\/strong\u003e to prevent fan overwork and overheating alarms.\u003c\/li\u003e\n\u003cli data-section-id=\"k7pq0d\" data-start=\"680\" data-end=\"836\"\u003eRegularly inspect and tighten \u003cstrong data-start=\"712\" data-end=\"780\"\u003e-48V DC bus connections (PDU, battery plant, or rectifier feeds)\u003c\/strong\u003e—even small resistance causes heat in telecom systems.\u003c\/li\u003e\n\u003cli data-section-id=\"1ty3go2\" data-start=\"837\" data-end=\"984\"\u003eMaintain correct \u003cstrong data-start=\"856\" data-end=\"887\"\u003e-41V to -60V DC input range\u003c\/strong\u003e; out-of-range voltage triggers shutdown or alarm states. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"uklnv5\" data-start=\"985\" data-end=\"1106\"\u003eEnsure \u003cstrong data-start=\"994\" data-end=\"1041\"\u003eproper negative-ground polarity and bonding\u003c\/strong\u003e; incorrect grounding can cause faults or communication issues.\u003c\/li\u003e\n\u003cli data-section-id=\"1ozl25i\" data-start=\"1107\" data-end=\"1254\"\u003ePeriodically test the \u003cstrong data-start=\"1131\" data-end=\"1168\"\u003eautomatic transfer switch (\u0026lt;20ms)\u003c\/strong\u003e to confirm uninterrupted UPS backup behavior. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5ko1em\" data-start=\"1255\" data-end=\"1361\"\u003eMonitor via \u003cstrong data-start=\"1269\" data-end=\"1288\"\u003eRS232 (if used)\u003c\/strong\u003e for voltage, load, and temperature trends to detect early degradation.\u003c\/li\u003e\n\u003cli data-section-id=\"ksrc8t\" data-start=\"1362\" data-end=\"1478\"\u003eAvoid sustained operation at \u003cstrong data-start=\"1393\" data-end=\"1437\"\u003efull 1000W load in hot rack environments\u003c\/strong\u003e; leave headroom for thermal stability.\u003c\/li\u003e\n\u003cli data-section-id=\"wymox6\" data-start=\"1479\" data-end=\"1577\"\u003eCheck \u003cstrong data-start=\"1487\" data-end=\"1531\"\u003einternal fan operation and noise changes\u003c\/strong\u003e—fan failure is a common early warning sign.\u003c\/li\u003e\n\u003cli data-section-id=\"ikt7fb\" data-start=\"1578\" data-end=\"1701\"\u003eInspect \u003cstrong data-start=\"1588\" data-end=\"1631\"\u003eAC output terminals and rack PDU wiring\u003c\/strong\u003e for looseness or discoloration after outages or maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aims Power","offers":[{"title":"Default Title","offer_id":45708767035583,"sku":"PRM1KWN48120S","price":812.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/PRM1KN48120S-front-right-1000x1000-1-600x600.png?v=1780986570","url":"https:\/\/backyardprovider.com\/products\/aims-power-1000-watt-negative-48-volt-rack-mount-power-inverter-to-120-volt-ac-1u-48v","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}