{"product_id":"0-2mm-t2-pure-copper-2p-strip-for-18650-21700-battery-packs-1m","title":"0.2mm T2 Pure Copper 2P Strip for 18650 \u0026 21700 Battery Packs (1m \u0026 2m)","description":"\u003cp\u003e\u003cstrong\u003ePre-punched 0.20mm T2 pure copper strip for high-performance cylindrical lithium-ion battery pack assembly.\u003c\/strong\u003e Choose the cell size, pack spacing, and continuous strip length required for your build.\u003c\/p\u003e\u003cp\u003eThis is bare T2 copper, not nickel-plated steel. The repeating 2P pattern helps align parallel cell connections while maintaining a continuous copper current path.\u003c\/p\u003e\u003ch3\u003eChoose the correct configuration\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;min-width:640px;border-collapse:collapse\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border:1px solid #ddd\"\u003eCell size\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px;border:1px solid #ddd\"\u003ePack style\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px;border:1px solid #ddd\"\u003eCenter spacing\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px;border:1px solid #ddd\"\u003eNominal strip width\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e18650\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eWith cell holders\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e20.2mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e27mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e18650\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eWithout cell holders\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e18.5mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e25.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e21700\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eWith cell holders\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e23mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e32mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e21700\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003eWithout cell holders\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e21.5mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd\"\u003e30.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003eMeasure before ordering:\u003c\/strong\u003e Holder geometry can vary. Confirm the actual center-to-center spacing of your cells or plastic holders; the dimensions above control compatibility.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e T2 pure copper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.20mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePattern:\u003c\/strong\u003e Pre-punched 2P battery connection strip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 1m or 2m continuous strip, as selected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell formats:\u003c\/strong\u003e 18650 or 21700, depending on variant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack spacing:\u003c\/strong\u003e Holder spacing or compact direct-cell spacing, depending on variant\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWelding guidance\u003c\/h3\u003e\u003cp\u003ePure copper conducts heat and current far more readily than nickel-plated steel and requires suitable welding equipment and a validated process. Confirm that your spot welder can weld 0.20mm copper. A copper-nickel sandwich process may be appropriate when direct copper welding is outside the capability of the machine.\u003c\/p\u003e\u003ch3\u003eBattery-building safety\u003c\/h3\u003e\u003cp\u003eFor experienced battery builders. Confirm cell alignment, insulation, conductor sizing, fusing, BMS protection, current sharing, and thermal management before assembly. Avoid prolonged heat at cell terminals and validate every weld with destructive sample tests and peel tests before building a pack.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e One continuous strip in the selected cell size, spacing, and length.\u003c\/p\u003e\u003cp\u003eShips from Florida when in stock.\u003c\/p\u003e","brand":"DIY500AMP.COM","offers":[{"title":"18650 \/ With Cell Holders \/ 1m","offer_id":43002419150919,"sku":"D5A-CU2P-18650-H-020-1M","price":17.95,"currency_code":"USD","in_stock":false},{"title":"18650 \/ Without Cell Holders \/ 1m","offer_id":43002419183687,"sku":"D5A-CU2P-18650-NH-020-1M","price":17.95,"currency_code":"USD","in_stock":false},{"title":"21700 \/ With Cell Holders \/ 1m","offer_id":43002419216455,"sku":"D5A-CU2P-21700-H-020-1M","price":18.95,"currency_code":"USD","in_stock":false},{"title":"21700 \/ Without Cell Holders \/ 1m","offer_id":43002419249223,"sku":"D5A-CU2P-21700-NH-020-1M","price":18.95,"currency_code":"USD","in_stock":false},{"title":"18650 \/ With Cell Holders \/ 2m","offer_id":43002578698311,"sku":"D5A-CU2P-18650-H-020-2M","price":31.99,"currency_code":"USD","in_stock":true},{"title":"18650 \/ Without Cell Holders \/ 2m","offer_id":43002578731079,"sku":"D5A-CU2P-18650-NH-020-2M","price":31.99,"currency_code":"USD","in_stock":false},{"title":"21700 \/ With Cell Holders \/ 2m","offer_id":43002578763847,"sku":"D5A-CU2P-21700-H-020-2M","price":32.99,"currency_code":"USD","in_stock":false},{"title":"21700 \/ Without Cell Holders \/ 2m","offer_id":43002578796615,"sku":"D5A-CU2P-21700-NH-020-2M","price":32.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/8055\/7127\/files\/0-2mm-t2-pure-copper-2p-strip-18650-21700-battery-packs-1m_982937f8-852b-4042-abd0-442ac30fcbcb.jpg?v=1785013023","url":"https:\/\/diy500amp.com\/products\/0-2mm-t2-pure-copper-2p-strip-for-18650-21700-battery-packs-1m","provider":"DIY500AMP.COM","version":"1.0","type":"link"}