21700 4S1P Battery Case

21700 4S1P Battery Case

Description

Battery case to build a 4S1P battery pack From 21700 sized cells. Button top variant is 3mm taller than the flat top. The top cover fits both sized bottom cases. Designed for 3mm X 0.5mm heat-set Inserts https://www.mcmaster.com/94180a333/ Liquid tight - Heyco - PG9 https://www.mcmaster.com/69915K113/ M3 X 0.5mm X 14mm Socket Cap Screws https://www.mcmaster.com/91502A106/ I used the following for my builds, I built 7 packs in total, 5 With BMS boards and 2 with RC charger leads. Flat Top 21700 cells - 5 packs with BMS https://liionwholesale.com/collections/frontpage/products/molicel-npe-inr-21700-p42a-45a-4200mah-flat-top-21700-battery-authorized-distributor?variant=15913210675294 Button Top 21700 Cells - 2 packs with RC balance ports https://liionwholesale.com/collections/batteries/products/liion-wholesale-button-top-molicel-inr-21700-p42a-45a-4200mah-21700-battery?variant=40325273747525 Nickel Strips https://liionwholesale.com/collections/nickel-strip-and-nickel-tabs/products/pre-cut-pure-nickel-battery-tabs-0-15mm-0-2mm-thickness-6mm-10mm-widths?variant=31351419535429 Battery Spot Welder https://www.amazon.com/dp/B09WR7YNTG?psc=1&ref=ppx_yo2ov_dt_b_product_details RC Balance Ports https://www.amazon.com/dp/B09DFM29FV?ref=ppx_yo2ov_dt_b_product_details&th=1 BMS Boards https://www.amazon.com/dp/B07RM573HD?ref=ppx_yo2ov_dt_b_product_details&th=1 Power Connectors - Universal Mate-N-Lok https://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/1-350777-2/1249135?_gl=1*je8jr0*_up*MQ..&gclid=Cj0KCQjw-uK0BhC0ARIsANQtgGNS_S5M1ICurTthETuqqHEXBhj4UQ_4qFldxa0IFWiFLgDYiwEPY_EaAgKhEALw_wcB https://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/1-350778-2/1249134?_gl=1*je8jr0*_up*MQ..&gclid=Cj0KCQjw-uK0BhC0ARIsANQtgGNS_S5M1ICurTthETuqqHEXBhj4UQ_4qFldxa0IFWiFLgDYiwEPY_EaAgKhEALw_wcB https://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/350547-1/213765?_gl=1*je8jr0*_up*MQ..&gclid=Cj0KCQjw-uK0BhC0ARIsANQtgGNS_S5M1ICurTthETuqqHEXBhj4UQ_4qFldxa0IFWiFLgDYiwEPY_EaAgKhEALw_wcB https://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/350536-1/287712?_gl=1*je8jr0*_up*MQ..&gclid=Cj0KCQjw-uK0BhC0ARIsANQtgGNS_S5M1ICurTthETuqqHEXBhj4UQ_4qFldxa0IFWiFLgDYiwEPY_EaAgKhEALw_wcB https://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/794270-1/332892?_gl=1*je8jr0*_up*MQ..&gclid=Cj0KCQjw-uK0BhC0ARIsANQtgGNS_S5M1ICurTthETuqqHEXBhj4UQ_4qFldxa0IFWiFLgDYiwEPY_EaAgKhEALw_wcB https://www.digikey.com/en/products/detail/te-connectivity-amp-connectors/794269-1/332898?_gl=1*je8jr0*_up*MQ..&gclid=Cj0KCQjw-uK0BhC0ARIsANQtgGNS_S5M1ICurTthETuqqHEXBhj4UQ_4qFldxa0IFWiFLgDYiwEPY_EaAgKhEALw_wcB

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