{"product_id":"eve-mb31-lifepo4-prismatic-cell-3-2-v-314-ah-0-5-c","title":"EVE MB31 LiFePO4 Prismatic cell 3.2 V 314 Ah, 0.5 C","description":"\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-subTitle\" data-blockid=\"1\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003ch2 class=\"bl-subHeading1\" data-editable=\"1\"\u003e\u003cb\u003eEVE MB31\u003c\/b\u003e\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-text\" data-blockid=\"2\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-text\" data-editable=\"1\"\u003e\n\u003cp\u003eThe \u003cb\u003eEVE MB31\u003c\/b\u003e battery cell (314 Ah, 3.2 V) is a top-tier prismatic LiFePO4 cell designed for photovoltaic storage, off-grid systems, and mobile applications, offering an excellent balance of price, capacity, and long service life. This lithium cell stands out for its high energy density and capacity of \u003cb\u003e314 Ah (1,004.8 Wh)\u003c\/b\u003e, built on the safe \u003cb\u003eLiFePO4\u003c\/b\u003e technology. The battery is manufactured from high-quality materials, ensuring a long lifespan.\u003c\/p\u003e\n\u003cp\u003eThese cells feature very low internal resistance and good mutual voltage consistency. LiFePO4 is a very safe technology, with no risk of spontaneous combustion, fire, or explosion. The self-discharge rate is extremely low. There is no memory effect – the cells can be recharged at any state of discharge.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eAll EVE cells are thoroughly tested in the factory both during production and prior to shipment. The EVE brand is known for the high quality of its cells, which are primarily \u003cb\u003eGrade A\u003c\/b\u003e.\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-list\" data-blockid=\"3\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-list\"\u003e\n\u003cul data-editable=\"1\"\u003e\n\u003cli\u003eAluminum casing (enclosure)\u003c\/li\u003e\n\u003cli\u003eHigh performance up to 0.5 C, 314 A discharge\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDelivers high current at peak discharge (0.5 C, 157 A)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUp to 8,000 cycles (depending on operating conditions and depth of discharge)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSuitable for energy storage and solar applications\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-center mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-pic\" data-blockid=\"1\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-img-single\"\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/www.img4.cz\/megaredakce\/img\/vyrobce\/s\/Solarmi\/Baterie\/BATEVE0001\/BATEVE0001.webp\" alt=\"charging\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-separator\" data-blockid=\"4\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-separator\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-text\" data-blockid=\"5\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-text\" data-editable=\"1\"\u003e\n\u003cp\u003e\u003cb\u003eHow to connect cells\u003c\/b\u003e\u003cbr\u003eSee how to use long and short busbars for the EVE-MB31 (314 Ah).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-center mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-pic\" data-blockid=\"2\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-img-single\"\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/www.img4.cz\/megaredakce\/img\/vyrobce\/s\/Solarmi\/Baterie\/BATEVE0001\/BATEVE0001-1.webp\" alt=\"how to connect cells\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-separator\" data-blockid=\"6\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-separator\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 ui-draggable ui-draggable-handle postaveno mw-s-mb-0\" data-blockname=\"mw-text\" data-blockid=\"7\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-text\" data-editable=\"1\"\u003e\n\u003cp\u003e\u003cb\u003eOperating Instructions\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-list\" data-blockid=\"8\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-list\"\u003e\n\u003cul data-editable=\"1\"\u003e\n\u003cli\u003eAlways charge the cells to full voltage before first use.\u003c\/li\u003e\n\u003cli\u003eThe initial charge must be performed at a low current of max. 0.5 C – i.e. 157 A for a 314 Ah cell.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProtect the cell terminals from contamination, damage, and short circuits.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCells must be monitored and protected against deep discharge and overcharge.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCharging and discharging must be carried out under supervision.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-text\" data-blockid=\"9\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-text\" data-editable=\"1\"\u003e\n\u003cp\u003e\u003cb\u003eInitial Charging\u003c\/b\u003e\u003cbr\u003eThe cells are pre-charged by the manufacturer to a storage charge level (typically 30–50%). Before first use, the cells must be charged at a low current. The first charge should not exceed 0.5 C – for example, for a 314 Ah cell this is 157 A.\u003cbr\u003eWhen initially charging multiple cells, connect them in parallel and the charger outputs should be connected to both ends of the parallel cell rows.\u003c\/p\u003e\n\u003cp\u003eWe recommend using chargers specifically designed for LiFePO4 cells. The first charge and initial balancing of the entire pack is an important step toward achieving a long service life. Alternatively, you can use a regulated (laboratory) power supply as a tool for the initial charge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-text\" data-blockid=\"10\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-text\" data-editable=\"1\"\u003e\n\u003cp\u003e\u003cb\u003eBASIC SPECIFICATIONS\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-block control mw-s-va-left mw-s-mt-0 mw-s-mb-1 ui-draggable ui-draggable-handle postaveno\" data-blockname=\"mw-text\" data-blockid=\"11\"\u003e\n\u003cdiv class=\"mw-content\"\u003e\n\u003cdiv class=\"bl-text\" data-editable=\"1\"\u003e\n\u003cp\u003e\u003cb\u003eType:\u003c\/b\u003e LiFePO4\u003cbr\u003e\u003cb\u003eCapacity:\u003c\/b\u003e 314 Ah (1,004.8 Wh)\u003cbr\u003e\u003cb\u003eNominal voltage:\u003c\/b\u003e 3.2 V\u003cbr\u003e\u003cb\u003eOperating voltage:\u003c\/b\u003e 2.5–3.65 V\u003cbr\u003e\u003cb\u003eMaximum charging voltage for initial charge:\u003c\/b\u003e 3.65 V\u003cbr\u003e\u003cb\u003eEnergy density:\u003c\/b\u003e 188 Wh\/kg\u003cbr\u003e\u003cb\u003eTerminal clamping force:\u003c\/b\u003e up to 5 N\/m\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eInternal resistance:\u003c\/b\u003e 0.18 mΩ ± 0.05 mΩ\u003cbr\u003e\u003cb\u003eStandard discharge current:\u003c\/b\u003e 0.5 C\u003cbr\u003e\u003cb\u003eMaximum discharge current:\u003c\/b\u003e 0.5 C\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eStandard charge current:\u003c\/b\u003e 0.5 C\u003cbr\u003e\u003cb\u003eMaximum charge current:\u003c\/b\u003e 0.5 C\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eOperating temperature (discharge):\u003c\/b\u003e –30 to +60 °C\u003cbr\u003e\u003cb\u003eOperating temperature (charge):\u003c\/b\u003e 0 to +60 °C\u003cbr\u003e\u003cb\u003eDimensions:\u003c\/b\u003e 205 × 174 × 72 mm\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 5.6 kg\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"EVE","offers":[{"title":"Default Title","offer_id":59733601255769,"sku":null,"price":162.3,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6693\/9737\/files\/imgsticode_34c205dd-6e21-4ba4-9c4d-e778fb3a0438.jpg?v=1791282434","url":"https:\/\/onestopyacht.shop\/es\/products\/eve-mb31-lifepo4-prismatic-cell-3-2-v-314-ah-0-5-c","provider":"OneStopYacht Shop","version":"1.0","type":"link"}