{"product_id":"eve-mb31-3-2v-314ah-grade-a-brand-new-lifepo4-battery-prismatic-cell-wistek-usa-stock","title":"EVE MB31 3.2V 314Ah Grade A Brand New LiFePO4 Battery Prismatic Cell|Wistek(USA Stock)","description":"\u003ch2 style=\"text-align: left;\"\u003eEVE MB31 314Ah LiFePO4 Prismatic Cell\u003c\/h2\u003e\n\u003cp style=\"text-align: left;\"\u003eUpgrade your power system with our latest batch of \u003cb\u003eGrade A MB31 Cells\u003c\/b\u003e (Manufactured March–April 2026). Boasting a real-world capacity of over \u003cb\u003e330Ah\u003c\/b\u003e and an incredible \u003cb\u003e8,000-cycle lifespan\u003c\/b\u003e, these cells are built to last up to 15 years. Designed for easy DIY, they come with pre-welded M6 studs and full factory traceability via intact QR codes and official test reports.\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSelect the correct number of battery cells\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e12V battery system: requires 4 cells\u003c\/li\u003e\n\u003cli\u003e24V battery system: requires 8 cells\u003c\/li\u003e\n\u003cli\u003e48V battery system: requires 16 cells\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eEVE Grade A, Brand New Prismatic LiFePO4 Cell\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eMB31 3.2V 314Ah prismatic cell, lifepo4 material, no fire, no explosion, real capacity 330Ah, 8000 cycle life (≥70% SOH), service life of more than 15 years.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg loading=\"lazy\" alt=\"EVE MB31 Battery\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/2_34.jpg?v=1752635070\" class=\"w-full object-cover blur-up lazyloaded\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: left;\"\u003eSOC-Voltage Curve\u003c\/h3\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/SOC-Votage_Curve.jpg?v=1783061423\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eSingle M6 Stud\u003c\/span\u003e\u003cspan style=\"color: rgb(0, 150, 218);\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe battery cell has been welded with a single M6 stud(aftermarket), which is convenient for DIY battery bank. It is recommended to use a torque of less than \u003cstrong\u003e6N.m\u003c\/strong\u003e for assembly.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"MB31 lifepo4 battery\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/2._1.jpg?v=1752635174\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eGrade A,brand new quality\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe battery cells have the original test report, the QR code is intact, and all the battery cell test data can be tracked.\u003ca href=\"https:\/\/wis-tek.com\/blogs\/knowledge\/how-to-determine-if-eve-cells-are-grade-a-quality\" title=\"How to determine whether it is a Grade A battery?\"\u003e(How to determine whether it is a Grade A battery?)\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"EVE MB31 Grade A\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/3_22.jpg?v=1752635197\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"mb31 lifepo4 cells test report\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/QQ_20251016153744.png?v=1760600294\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eFree Accessories\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe battery cell comes with the necessary accessories, busbars, screws and epoxy sheets to assemble the battery pack.The busbar is made of nickel-plated copper, which has low resistance, good conductivity, corrosion resistance, and generates little heat during operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOne Box Packing List\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMB31 Cells x 4\u003c\/li\u003e\n\u003cli\u003eRigid Busbars x 4\u003c\/li\u003e\n\u003cli\u003eFlange Nuts x 8\u003c\/li\u003e\n\u003cli\u003eEpoxy Plates x 4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"MB31 Packaging\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/1_55.jpg?v=1752635403\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003eBusbars dimension:90*20*2mm\u003c\/div\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eGood packaging conditions\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe battery cells are packed in cartons that meet the requirements of dangerous goods, with transparent tape wrapped around the outside to prevent rainwater from seeping into the cartons. Customized sponges are used to fix the cells, effectively protecting them from impact damage.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/MB31_Package.jpg?v=1779263560\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eWide Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eResidential ESS\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eRV ESS\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/5_17.jpg?v=1752636258\" alt=\"mb31 cells applications\"\u003e\u003c\/div\u003e","brand":"Wistek","offers":[{"title":"1PC \/ Self-Pick \/ Grade A","offer_id":50241903132950,"sku":"MB31-US-1L","price":85.5,"currency_code":"USD","in_stock":false},{"title":"1PC \/ Express Delivery \/ Grade A","offer_id":50594474524950,"sku":"MB31-US-1E","price":85.5,"currency_code":"USD","in_stock":false},{"title":"4PCS \/ Self-Pick \/ Grade A","offer_id":50241903165718,"sku":"MB31-US-4L","price":342.0,"currency_code":"USD","in_stock":true},{"title":"4PCS \/ Express Delivery \/ Grade A","offer_id":50594474557718,"sku":"MB31-US-4E","price":342.0,"currency_code":"USD","in_stock":true},{"title":"8PCS \/ Self-Pick \/ Grade A","offer_id":50382407991574,"sku":"MB31-US-8L","price":680.0,"currency_code":"USD","in_stock":true},{"title":"8PCS \/ Express Delivery \/ Grade A","offer_id":50594474590486,"sku":"MB31-US-8E","price":680.0,"currency_code":"USD","in_stock":true},{"title":"16PCS \/ Self-Pick \/ Grade A","offer_id":50382408024342,"sku":"MB31-US-16L","price":1352.0,"currency_code":"USD","in_stock":true},{"title":"16PCS \/ Express Delivery \/ Grade A","offer_id":50594474623254,"sku":"MB31-US-16E","price":1352.0,"currency_code":"USD","in_stock":true},{"title":"32PCS \/ Self-Pick \/ Grade A","offer_id":50633807757590,"sku":"MB31-US-32L","price":2688.0,"currency_code":"USD","in_stock":true},{"title":"32PCS \/ Express Delivery \/ Grade A","offer_id":50633807790358,"sku":"MB31-US-32E","price":2688.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/0562\/9462\/files\/2_34_1a25c601-a2e5-4c5b-8000-1cb723cb905a.jpg?v=1764309238","url":"https:\/\/wis-tek.com\/products\/eve-mb31-3-2v-314ah-grade-a-brand-new-lifepo4-battery-prismatic-cell-wistek-usa-stock","provider":"Wistek","version":"1.0","type":"link"}