{"product_id":"sl3500-stackable-power-station","title":"Eco Battery  SL3500 stackable power station - US-L02NK35KWUSL50DDCN-1","description":"\u003ch2\u003eEco Battery SL3500 stackable power station - US-L02NK35KWUSL50DDCN-1\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cdiv\u003eSpecifications\u003c\/div\u003e\n\u003cstyle type=\"text\/css\"\u003e\n.tg  {border-collapse:collapse;border-spacing:0;}\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-cly1{text-align:left;vertical-align:middle}\n.tg .tg-yla0{font-weight:bold;text-align:left;vertical-align:middle}\n\u003c\/style\u003e\n\u003ctable class=\"tg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"tg-yla0\"\u003eBattery Capacity: 50Ah\u003c\/th\u003e\n\u003cth class=\"tg-cly1\"\u003eBattery Power: 2560Wh\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eRated Voltage: 51.2V\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eVoltage Range: 40~58V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eMaximum Charge\/ Discharge Current: 50A\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eCharge Temperature Range: 0-55℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eDisharge Temperature Range:﹣20－55℃\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eMaximum Charge Voltage: 58.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-yla0\"\u003eBattery Size: 17.21*13.11*4.92inch\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eBattery Weight: 58.42 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1tbin1b\" data-start=\"27\" data-end=\"324\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"75\"\u003eExcellent balance of power and scalability\u003c\/strong\u003e — The SL3500 delivers 3500W continuous output with expandable capacity up to 15.36kWh, making it a smart choice for home backup, RV living, and off-grid energy users who may want to grow their system over time. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xaujly\" data-start=\"326\" data-end=\"571\"\u003e\n\u003cstrong data-start=\"328\" data-end=\"374\"\u003eFast UPS switching for blackout protection\u003c\/strong\u003e — With sub-20ms UPS switchover, it helps keep essentials like refrigerators, internet routers, lights, and medical devices running during power interruptions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sz3b0k\" data-start=\"573\" data-end=\"861\"\u003e\n\u003cstrong data-start=\"575\" data-end=\"633\"\u003eStrong value compared to premium portable power brands\u003c\/strong\u003e — The modular stackable design offers a more repairable and expandable alternative to many closed-system power stations while remaining more affordable than many large-capacity competitors. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1e6iwz3\" data-start=\"863\" data-end=\"1096\"\u003e\n\u003cstrong data-start=\"865\" data-end=\"907\"\u003eDesigned for serious solar integration\u003c\/strong\u003e — Supports up to 4400W solar input with 99.9% MPPT efficiency, giving users plenty of flexibility for larger solar arrays and faster daytime charging. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1du4waf\" data-start=\"1098\" data-end=\"1305\"\u003e\n\u003cstrong data-start=\"1100\" data-end=\"1126\"\u003ePortable for its class\u003c\/strong\u003e — The wheeled trolley system and stackable battery modules make transport easier than traditional DIY battery banks or bulky backup systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fxbq3i\" data-start=\"1307\" data-end=\"1544\"\u003e\n\u003cstrong data-start=\"1309\" data-end=\"1347\"\u003eReliable LiFePO4 battery chemistry\u003c\/strong\u003e — Built with Grade A LiFePO4 cells and integrated BMS protection for improved safety, long cycle life, and stable daily performance in demanding environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s74le0\" data-start=\"1546\" data-end=\"1820\"\u003e\n\u003cstrong data-start=\"1548\" data-end=\"1593\"\u003eReal-world users report solid performance\u003c\/strong\u003e — Owners have successfully powered RV air conditioners, portable fridges, microwaves, lighting systems, and camping setups with positive feedback on runtime and solar charging performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vpnjt9\" data-start=\"1822\" data-end=\"2038\"\u003e\n\u003cstrong data-start=\"1824\" data-end=\"1856\"\u003eThings to know before buying\u003c\/strong\u003e — Some users note that setup can require a learning curve, and certain accessories like AC charging cables may need to be purchased separately. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1jamzck\" data-start=\"2040\" data-end=\"2202\"\u003e\n\u003cstrong data-start=\"2042\" data-end=\"2062\"\u003eBest suited for:\u003c\/strong\u003e Whole-home emergency backup, solar energy storage, RVs, off-grid cabins, van life, mobile workshops, and expandable portable power systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"31\" data-end=\"271\"\u003e\u003cstrong data-start=\"31\" data-end=\"92\"\u003eQ: What is the Eco-Worthy SL3500 Stackable Power Station?\u003c\/strong\u003e\u003cbr data-start=\"92\" data-end=\"95\"\u003eA: The SL3500 is a modular 3500W LiFePO4 power station designed for home backup, RVs, camping, off-grid living, and emergency power needs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"273\" data-end=\"494\"\u003e\u003cstrong data-start=\"273\" data-end=\"328\"\u003eQ: How much battery capacity does the SL3500 offer?\u003c\/strong\u003e\u003cbr data-start=\"328\" data-end=\"331\"\u003eA: The system starts at 5.12kWh and can expand up to 15.36kWh for longer backup power and greater energy storage flexibility. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"496\" data-end=\"750\"\u003e\u003cstrong data-start=\"496\" data-end=\"555\"\u003eQ: Can the SL3500 power home appliances during outages?\u003c\/strong\u003e\u003cbr data-start=\"555\" data-end=\"558\"\u003eA: Yes. The 3500W pure sine wave inverter can run refrigerators, lights, Wi-Fi routers, TVs, power tools, and other essential appliances during blackouts. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"752\" data-end=\"991\"\u003e\u003cstrong data-start=\"752\" data-end=\"809\"\u003eQ: Does the Eco-Worthy SL3500 support solar charging?\u003c\/strong\u003e\u003cbr data-start=\"809\" data-end=\"812\"\u003eA: Yes. It supports up to 4400W solar input with high-efficiency MPPT charging, making it ideal for solar energy systems and off-grid setups. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"993\" data-end=\"1201\"\u003e\u003cstrong data-start=\"993\" data-end=\"1025\"\u003eQ: Is the SL3500 expandable?\u003c\/strong\u003e\u003cbr data-start=\"1025\" data-end=\"1028\"\u003eA: Absolutely. The stackable design allows parallel expansion up to 7000W output and larger battery capacity as your energy needs grow. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1203\" data-end=\"1400\"\u003e\u003cstrong data-start=\"1203\" data-end=\"1252\"\u003eQ: Does the SL3500 include UPS functionality?\u003c\/strong\u003e\u003cbr data-start=\"1252\" data-end=\"1255\"\u003eA: Yes. The built-in UPS switches power in under 20ms to help keep critical devices running during outages. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1402\" data-end=\"1595\"\u003e\u003cstrong data-start=\"1402\" data-end=\"1448\"\u003eQ: How long does the LiFePO4 battery last?\u003c\/strong\u003e\u003cbr data-start=\"1448\" data-end=\"1451\"\u003eA: The durable LiFePO4 battery system is rated for 3000+ cycles and can provide 8–10 years of regular use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1597\" data-end=\"1793\"\u003e\u003cstrong data-start=\"1597\" data-end=\"1627\"\u003eQ: Is the SL3500 portable?\u003c\/strong\u003e\u003cbr data-start=\"1627\" data-end=\"1630\"\u003eA: Yes. The system features stackable batteries, a wheeled trolley, and a telescopic handle for easier transport and storage.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1hmx5xj\" data-start=\"135\" data-end=\"256\"\u003eKeep the system in a \u003cstrong data-start=\"158\" data-end=\"182\"\u003edry, ventilated area\u003c\/strong\u003e and avoid prolonged exposure to direct sunlight, rain, or extreme heat.\u003c\/li\u003e\n\u003cli data-section-id=\"7vkcy3\" data-start=\"257\" data-end=\"373\"\u003eRecharge the LiFePO4 batteries every \u003cstrong data-start=\"296\" data-end=\"325\"\u003e3–6 months during storage\u003c\/strong\u003e to maintain peak battery health and lifespan.\u003c\/li\u003e\n\u003cli data-section-id=\"1bgz17w\" data-start=\"374\" data-end=\"494\"\u003eUse compatible \u003cstrong data-start=\"391\" data-end=\"436\"\u003e48V solar panels and charging accessories\u003c\/strong\u003e within the recommended voltage range for safe charging.\u003c\/li\u003e\n\u003cli data-section-id=\"7kcqu\" data-start=\"495\" data-end=\"600\"\u003eRegularly inspect battery terminals, cables, and stack connections for dust, looseness, or corrosion.\u003c\/li\u003e\n\u003cli data-section-id=\"15waaxo\" data-start=\"601\" data-end=\"718\"\u003eAvoid fully draining the battery frequently; keeping charge levels between \u003cstrong data-start=\"678\" data-end=\"689\"\u003e20%–80%\u003c\/strong\u003e helps maximize cycle life.\u003c\/li\u003e\n\u003cli data-section-id=\"15b70di\" data-start=\"719\" data-end=\"828\"\u003eClean vents and cooling areas periodically to maintain efficient airflow and stable inverter performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1tt8uv0\" data-start=\"829\" data-end=\"955\"\u003eUpdate firmware and monitor performance through the \u003cstrong data-start=\"883\" data-end=\"913\"\u003eWiFi\/app monitoring system\u003c\/strong\u003e for optimal efficiency and diagnostics.\u003c\/li\u003e\n\u003cli data-section-id=\"1sjpx4j\" data-start=\"956\" data-end=\"1099\"\u003eDuring cold weather, allow batteries to warm above recommended charging temperatures before recharging.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eco Battery","offers":[{"title":"3500W \u0026 5.12KWH stackable power station","offer_id":45658869956799,"sku":"US-L02NK35KWUSL50DDCN-1","price":974.99,"currency_code":"USD","in_stock":true},{"title":"7000W \u0026 10.24KWH stackable power station","offer_id":45658869989567,"sku":"US-L02NK35KWUSL50DDCNTZ-1","price":1949.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/eco-worthy-sl3500-stackable-power-station-eco-worthy-1704080.jpg?v=1779682626","url":"https:\/\/www.mybackyardzone.com\/products\/sl3500-stackable-power-station","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}