{"product_id":"extra-battery-3840wh-expansion-pack","title":"Extra Battery 3840Wh Expansion Pack","description":"\u003cdiv\u003e\n\u003ch2\u003eExtra Battery 3840Wh Expansion Pack | EP3800-48V Upgrade Kit\n\n\n\u003c\/h2\u003e\n\u003cp\u003eBoost your reserve capacity with the EP3800-48V expansion module. This 3840Wh LiFePO4 battery delivers steady current when grids fail. Integrated circuitry guards against shorts and overheating. Directly pairs with select high-capacity stations. Ships installed and ready.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=power+battery+upgrade\"\u003ePOWER BATTERY UPGRADE\u003c\/a\u003e\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=solar+storage+expansion\"\u003eSOLAR STORAGE EXPANSION\u003c\/a\u003e\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=backup+energy+system\"\u003eBACKUP ENERGY SYSTEM\u003c\/a\u003e\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=high-safety+lfp+cell\"\u003eHIGH-SAFETY LFP CELL\u003c\/a\u003e\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003e\u003ca href=\"https:\/\/www.ourlum.com\/search?q=off-grid+power+station\"\u003eOFF-GRID POWER STATION\u003c\/a\u003e\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.youtube.com\/@BiblicalMysteriesRevealed\"\u003e\u003cb\u003eExtra Battery 3840Wh Expansion Pack\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/\"\u003e\u003cb\u003eOurlum.com\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/collections\/all-products-in-ourlum\"\u003e\u003cb\u003eOurlum.com Collections\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.ourlum.com\/collections\/all-products-in-ourlum\"\u003e\u003cb\u003eOurlum.com Best Sellers\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLarge Modular Storage\u003c\/b\u003e Adds 3840Wh directly to your existing power array.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eActive Protection\u003c\/b\u003e Management chips cut load instantly if temperature spikes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePlug-and-Play Setup\u003c\/b\u003e Requires zero configuration to recognize your host device.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe EP3800-48V expansion pack utilizes thirty-two stacked 12V modules housed in a compact shell. Physical dimensions measure 17.36 by 12.28 by 7.87 inches. You slide it beside compatible stations to multiply total runtime. Rugged outer casing shields internal cells from shop vibrations and dust.\u003c\/p\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThis accessory functions strictly as secondary storage for targeted Ourlifepro models. You extend operating time for refrigerators, chargers, and medical equipment during blackouts. Each unit arrives pre-tested and electrically aligned for instant deployment.\u003c\/p\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cp\u003eYou stretch daily usage without purchasing duplicate base machines. High-density lithium resists memory loss across hundreds of discharge cycles. Internal regulation maintains constant voltage even during peak tool draws. You protect sensitive electronics from sudden sags.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Chemistry\u003c\/b\u003e LiFePO4 cores resist thermal runaway better than traditional lead types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMJ32 Sync Cable\u003c\/b\u003e Ensures rapid communication handshake between master and slave units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVibration Guards\u003c\/b\u003e Six rubber corner pads absorb shock during transport.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eModel Identifier\u003c\/b\u003e EP3800-48V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSystem Voltage\u003c\/b\u003e 48V nominal output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCore Material\u003c\/b\u003e Lithium Iron Phosphate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCountry of Origin\u003c\/b\u003e United States.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp\u003eYour order ships with complete mounting hardware. The package contains one expansion battery, one cascade bridge cable, six bumper pads, six steel mounting clips, twelve tightening screws, one slotted driver, one carrying pouch, a detailed manual, and a twelve-month warranty card. Support agents remain reachable for immediate technical help.\u003c\/p\u003e\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003ePlace the expansion unit adjacent to your primary station on level ground. Secure the steel clips to both chassis using the provided screws. Route the sync cable into matching rear ports until you hear a firm lock. Press the main power button to confirm blue status LEDs.\u003c\/p\u003e\n\u003ch2\u003eCustomer Benefits\u003c\/h2\u003e\n\u003cp\u003eYou gain scalable storage that fits behind desks or inside cargo compartments. No software updates or wiring modifications are required to unlock extra wh capacity. The sealed housing blocks workshop grit and seasonal dampness. You simply run appliances without worrying about unexpected brownout trips.\u003c\/p\u003e\n\u003ch2\u003eIdeal Uses\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHousehold Emergencies\u003c\/b\u003e Keeps routers, thermostats, and emergency lighting active.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCraft Workshops\u003c\/b\u003e Drives angle grinders and sanders across unpowered spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWeekend Travel\u003c\/b\u003e Supplies quiet electricity for RVs and remote cabins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It’s For\u003c\/h2\u003e\n\u003cp\u003eProperty managers maintaining E3600LFP or F3000LFP arrays who need uninterrupted clinic lighting. Campers extending fridge runs well beyond standard limits. Hobbyists building redundant power loops. Users prioritizing predictable wattage over vague supplier claims.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCan I connect this to non-compatible brands?\u003c\/b\u003e No. Module syncing relies on proprietary protocols found only in the listed EP and F series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDoes the BMS require manual calibration?\u003c\/b\u003e No. Firmware self-adjusts charge thresholds automatically during every normal cycle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"OurLum","offers":[{"title":"United States \/ E3600LFP","offer_id":67631301001461,"sku":"14:350686#E3600LFP;200007763:201336100","price":2999.99,"currency_code":"USD","in_stock":true},{"title":"United States \/ EP3800-48V","offer_id":67631301034229,"sku":"14:200003699#EP3800-48V;200007763:201336100","price":2399.99,"currency_code":"USD","in_stock":true},{"title":"United States \/ F3000LFP","offer_id":67631301066997,"sku":"14:10#F3000LFP;200007763:201336100","price":2699.99,"currency_code":"USD","in_stock":true},{"title":"United States \/ F1000LFP","offer_id":67631301099765,"sku":"14:350853# F1000LFP;200007763:201336100","price":1299.99,"currency_code":"USD","in_stock":true},{"title":"United States \/ E1000LFP-200W","offer_id":67631301132533,"sku":"14:350852#E1000LFP-200W;200007763:201336100","price":1749.99,"currency_code":"USD","in_stock":true},{"title":"United States \/ E1000LFP","offer_id":67631301165301,"sku":"14:350850# E1000LFP;200007763:201336100","price":1199.99,"currency_code":"USD","in_stock":true},{"title":"United States \/ E1500LFP","offer_id":67631301198069,"sku":"14:29#E1500LFP;200007763:201336100","price":1649.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5260\/6453\/files\/S0e9472062a6243819395471b14fc46fbX.webp?v=1791075394","url":"https:\/\/www.ourlum.com\/ja\/products\/extra-battery-3840wh-expansion-pack","provider":"OurLum","version":"1.0","type":"link"}