{"product_id":"18650-battery-spacer-grid-octagonal-6-21-cells","title":"18650 Battery Spacer Grid | Octagonal (6-21 Cells)","description":"\u003cboostme\u003e\u003cboosttitle\u003eBoost Me\u003c\/boosttitle\u003e\u003c\/boostme\u003e\u003cp\u003eThis is the \"High Capacity\" edition of my octagonal battery holder system. These \u003cstrong\u003e3-row wide grids\u003c\/strong\u003e are designed for building substantial battery packs, such as e-bike batteries, powerwalls, or large portable power stations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy use the 3-wide series?\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Stability:\u003c\/strong\u003e Using a 3-row block creates a very rigid core for your battery pack, minimizing flex and stress on the nickel strips\/spot welds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Wire Channels:\u003c\/strong\u003e The signature \u003cstrong\u003eoctagonal geometry\u003c\/strong\u003e creates consistent gaps between every cell. This is critical in large packs for routing BMS balance wires safely through the center of the block rather than around the outside.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e The open-corner design ensures no heat pockets are trapped in the middle of the pack.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eThe Set Includes (Grid Sizes):\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e3x2\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3x3\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3x4\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3x5\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3x6\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3x7\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePrinting Instructions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e \u003cstrong\u003eABS, ASA, or PETG\u003c\/strong\u003e only. Do not use PLA for high-current battery packs as the heat generated by cells can deform the plastic and cause short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit:\u003c\/strong\u003e Calibrated for a precise friction fit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDesign by Mateusz Tokarz on MakerWorld (license: BY).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67394685894960,"sku":null,"price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_a2c9f750-02da-4a8c-a091-ec872bc73dc5.png?v=1784824924","url":"https:\/\/mymadmanlab.com\/products\/18650-battery-spacer-grid-octagonal-6-21-cells","provider":"Mymadmanlab.com","version":"1.0","type":"link"}