{"title":"Residential Solar Batteries","description":"\u003cp\u003e48V server-rack and stationary lithium batteries built for residential solar storage. Designed for daily-cycle workloads — 6,000+ cycles to 80% depth-of-discharge, parallel scalability up to 16 units in series stacks, and CAN-bus or RS485 communication with leading hybrid inverter brands.\u003c\/p\u003e\n\n\u003cp\u003eFeatured: \u003cstrong\u003eSOK SK48V100N\u003c\/strong\u003e 48V 100Ah server-rack battery — 5.12 kWh per unit, stack up to 16 units for 81.92 kWh of usable capacity, native Victron Energy CAN integration, EG4 \/ Sol-Ark \/ Schneider \/ Sungold \/ Outback compatibility. \u003ca href=\"\/collections\/sok-battery\"\u003eShop the full SOK Battery LiFePO4 lineup\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"sok-sk48v100n-48v-100ah-lifepo4-battery","title":"SOK SK48V100N 48V 100Ah LiFePO4 Battery Server Rack — 3U, OTA Upgrade, 30+ Inverter Brands","description":"\u003cp\u003eThe SOK SK48V100N delivers genuine LiFePO4 chemistry, 100Ah of usable capacity, and the engineering trust signals that matter for residential solar storage, backup power, off-grid homes, and small commercial energy systems. Built around a server rack 3u (metal) for durable indoor + protected outdoor use, paired with a built-in self-heating pad for charging in temperatures down to -4°F, Bluetooth BMS monitoring, and a 10-year limited warranty. Bluetooth OTA firmware upgrades plus app-based inverter protocol selection means a single battery works with 30+ inverter brands including Victron, EG4, Sol-Ark, Schneider, Outback, and Magnum.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e5.12 kWh in 3U server-rack form (smallest on the market)\u003c\/li\u003e\n\u003cli\u003eBluetooth OTA firmware upgrades\u003c\/li\u003e\n\u003cli\u003eApp-based inverter protocol selection (compatible with Victron, EG4, Sol-Ark, Schneider, Outback, Magnum + 25 more)\u003c\/li\u003e\n\u003cli\u003eRS485 + CANBus communication\u003c\/li\u003e\n\u003cli\u003e100W built-in self-heater pad\u003c\/li\u003e\n\u003cli\u003ePre-charge circuit (100,000µF) prevents BMS damage\u003c\/li\u003e\n\u003cli\u003e10-year warranty + 20-year typical lifespan\u003c\/li\u003e\n\u003cli\u003e6000+ cycles @ 80% DoD\u003c\/li\u003e\n\u003cli\u003eProprietary multi-direction terminals for flexible wiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBattery Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eChemistry\u003c\/th\u003e\n\u003ctd\u003eLiFePO4 (Lithium Iron Phosphate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Voltage\u003c\/th\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003e100Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnergy\u003c\/th\u003e\n\u003ctd\u003e5120 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCycle Life @ 80% DoD\u003c\/th\u003e\n\u003ctd\u003e6000+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Charge Current\u003c\/th\u003e\n\u003ctd\u003e50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Charge Current\u003c\/th\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Charge Voltage\u003c\/th\u003e\n\u003ctd\u003e56.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Continuous Discharge\u003c\/th\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePeak Discharge Current\u003c\/th\u003e\n\u003ctd\u003e200A (5s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLow-Voltage Disconnect (BMS cutoff)\u003c\/th\u003e\n\u003ctd\u003e42.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBMS Protection\u003c\/th\u003e\n\u003ctd\u003eOvercharge, over-discharge, over-current, short-circuit, over-temp, low-temp charge cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePhysical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (L × W × H)\u003c\/th\u003e\n\u003ctd\u003e17.4 x 17.7 x 5.2 (3U) inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e110 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTerminal Type\u003c\/th\u003e\n\u003ctd\u003eProprietary (multi-direction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCase Material\u003c\/th\u003e\n\u003ctd\u003eServer Rack 3U (Metal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIngress Protection\u003c\/th\u003e\n\u003ctd\u003eIP20 (indoor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDischarge Temperature\u003c\/th\u003e\n\u003ctd\u003e-4 to 140 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCharge Temperature\u003c\/th\u003e\n\u003ctd\u003e32 to 113 °F (heater pad enabled below 32°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Temperature\u003c\/th\u003e\n\u003ctd\u003e23 to 95 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eInverter Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe SOK SK48V100N uses Bluetooth-based protocol selection in the SOK app to communicate with 30+ mainstream inverter brands, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/victron-energy\"\u003eVictron MultiPlus-II, Quattro, EasySolar (RS485 + CANBus)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eEG4 (6000XP, 18000XP series)\u003c\/li\u003e\n\u003cli\u003eSol-Ark (12K, 15K series)\u003c\/li\u003e\n\u003cli\u003eSchneider Electric (XW Pro, Conext)\u003c\/li\u003e\n\u003cli\u003eOutback Power (Radian, FX\/FXR series)\u003c\/li\u003e\n\u003cli\u003eMagnum Energy (MS-PAE, MS-PE series)\u003c\/li\u003e\n\u003cli\u003eGrowatt, Deye, Pylontech-protocol, Goodwe, and more\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSwitch protocols on-site via the SOK Bluetooth app — no firmware reflash required. Bluetooth OTA firmware updates ensure new inverter protocols can be added remotely as they're certified.\u003c\/p\u003e\n\u003ch2\u003eSmart Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBluetooth BMS:\u003c\/strong\u003e Pair with the SOK app (iOS + Android) for real-time monitoring of cell voltages, state of charge, current, temperature, and cycle count.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBluetooth OTA firmware upgrades:\u003c\/strong\u003e The SOK app pushes firmware updates over Bluetooth — no cables, no SD cards. New inverter protocols and BMS improvements arrive remotely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSmart cell balancing:\u003c\/strong\u003e Active top-balance balancing keeps all cells within tight voltage tolerance throughout the charge cycle, extending overall pack lifespan and capacity.\u003c\/p\u003e\n\u003ch2\u003eSelf-Heating Specs\u003c\/h2\u003e\n\u003cp\u003eThe built-in heater pad activates automatically when the cell temperature drops below the safe charging threshold (32°F \/ 0°C). Power for the heater is drawn from the charger or solar input — not from the battery cells — so cold-weather charging does not drain stored capacity. The battery can safely accept charge at ambient temperatures down to -4°F (-20°C).\u003c\/p\u003e\n\u003cp\u003eThe 100W heater pad on this server-rack battery rapidly warms the cell pack from cold storage temperatures.\u003c\/p\u003e\n\u003ch2\u003eParallel \u0026amp; Series Configurations\u003c\/h2\u003e\n\u003cp\u003eConnect up to \u003cstrong\u003e16 SK48V100N units in parallel\u003c\/strong\u003e for larger capacity (1600Ah max parallel bank @ 48V). Series connections support up to \u003cstrong\u003e1 units in series\u003c\/strong\u003e for higher-voltage banks (48V max series). For mixed parallel+series banks, follow the SOK installation manual — all batteries must be at the same state-of-charge before initial series connection.\u003c\/p\u003e\n\u003ch2\u003eCertifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUL1973\u003c\/li\u003e\n\u003cli\u003eIEC62619\u003c\/li\u003e\n\u003cli\u003eMSDS\u003c\/li\u003e\n\u003cli\u003eUN38.3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWarranty\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-year limited warranty\u003c\/strong\u003e on parts and workmanship\u003c\/li\u003e\n\u003cli\u003eUp to 6000 charge cycles at 80% depth of discharge (typical service life)\u003c\/li\u003e\n\u003cli\u003eReplacement BMS and cells are available as user-serviceable parts (detachable cover design)\u003c\/li\u003e\n\u003cli\u003eWarranty registration through SOK Battery within 30 days of installation\u003c\/li\u003e\n\u003cli\u003eManufacturer warranty honored direct through SOK Energy Inc. (Ontario, CA warehouse)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho This Battery Is For\u003c\/h2\u003e\u003cp\u003eThe SOK SK48V100N is engineered for homeowners building residential solar storage, off-grid cabin operators, backup-power planners, and small commercial installers. Use it for residential solar storage, backup power, off-grid homes, and small commercial energy systems.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy From Urban Supply Inc\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized SOK Battery Dealer\u003c\/strong\u003e — direct manufacturer warranty, factory-fresh inventory shipped from California\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree US Shipping\u003c\/strong\u003e — 3–7 business day delivery from SOK's Ontario, CA warehouse via FedEx or UPS Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-ship fulfillment\u003c\/strong\u003e — ships direct from SOK Energy Inc. (no transit warehousing or handling delays)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0% APR financing available\u003c\/strong\u003e via Synchrony Bank — instant pre-approval at checkout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice match guarantee\u003c\/strong\u003e on any authorized US dealer's posted price\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-minute response time\u003c\/strong\u003e on every customer email, Mon–Fri 9am–9pm EST\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime US customer support\u003c\/strong\u003e — phone, email, and live chat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDelivery \u0026amp; Installation\u003c\/h2\u003e\n\u003cp\u003eFree standard FedEx\/UPS Ground shipping included in the price. Orders placed by 2 PM EST typically ship next business day from SOK's Ontario, CA warehouse with 3–7 day US delivery. You'll receive tracking the moment the carrier picks up. Note: this SKU is currently on pre-order with an expected ship date of June 19, 2026 — your order is reserved at MAP pricing and ships in the order received.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery safety disclaimer:\u003c\/strong\u003e LiFePO4 batteries should be installed and used in accordance with the manufacturer's manual. Improper installation, parallel\/series configuration, or charging may void warranty. Consult a licensed electrician for residential solar installations.\u003c\/p\u003e","brand":"SOK Battery","offers":[{"title":"Default Title","offer_id":47848953151653,"sku":"SK48V100N","price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0454\/1916\/7909\/files\/file_f5d2219f-aa6b-4311-9803-ab656a9a2475.jpg?v=1779458040"}],"url":"https:\/\/www.urbansupplyinc.com\/collections\/residential-solar-batteries.oembed","provider":"Urban Supply Incorporated","version":"1.0","type":"link"}