{"product_id":"18v-21v-lithium-battery-case-circuit-board-type-c-dcb200-dcb201","title":"18V 21V Lithium Battery Case \u0026 Circuit Board Type-C DCB200","description":"\u003ch2\u003e18V \/ 21V Lithium Battery Case \u0026amp; Circuit Board with Type-C — DCB200\/DCB201 Compatible\u003c\/h2\u003e\n\n\u003cp\u003eRebuild or upgrade your power tool battery packs with this precision-engineered \u003cstrong\u003e18V\/21V Lithium Battery Case and Circuit Board\u003c\/strong\u003e. Compatible with the DCB200 and DCB201 form factor, this kit includes a robust BMS (Battery Management System) circuit board housed in a durable plastic and metal enclosure — making it an ideal solution for hobbyists and technicians experienced in battery assembly and repair.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This product is intended for individuals with practical experience in battery assembly and a solid understanding of lithium cell performance. It is not a plug-and-play replacement battery — it is a component kit for building or restoring battery packs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Configuration:\u003c\/strong\u003e Supports both 5-cell and 10-cell lithium battery arrangements (18V or 21V output)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType-C Charging Port:\u003c\/strong\u003e Modern USB Type-C input for convenient, fast charging compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBMS Protection Circuit:\u003c\/strong\u003e Built-in high-temperature protection during charge and discharge cycles, plus low-temperature charging protection to safeguard your cells\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDCB200\/DCB201 Compatible:\u003c\/strong\u003e Designed to fit the popular DCB200 and DCB201 battery pack footprint used in many 18V\/20V power tool systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Plastic + metal build for structural rigidity and long-term durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo Size Options:\u003c\/strong\u003e 11 × 7.5 × 4.5 cm (5-cell) or 11 × 7.5 × 6.5 cm (10-cell) — choose based on your desired cell count\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo Color Options:\u003c\/strong\u003e Available in 2 color variants to suit your preference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18V \/ 21V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5-cell or 10-cell lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Port\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDCB200, DCB201\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic + Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (5-cell)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11 × 7.5 × 4.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (10-cell)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11 × 7.5 × 6.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis battery case and circuit board is designed for \u003cstrong\u003eDIY electronics enthusiasts, battery repair technicians, and experienced hobbyists\u003c\/strong\u003e who want to restore or custom-build power tool battery packs. If you're comfortable handling lithium cells and understand basic battery assembly, this kit gives you everything you need to get your tools back up and running — or to build a custom 18V\/21V pack from scratch.\u003c\/p\u003e\n\n\u003cp\u003eFor guidance on lithium battery safety best practices, refer to the U.S. Consumer Product Safety Commission (CPSC) Lithium Battery Safety page.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What does the 18V\/21V Lithium Battery Case and Circuit Board kit include?\u003c\/h4\u003e\n\u003cp\u003eA: The kit includes a plastic and metal battery case shell and a BMS circuit board with USB Type-C charging input. It is designed to house 5 or 10 lithium cells (sold separately) in a DCB200\/DCB201-compatible enclosure. It is a component assembly kit, not a complete ready-to-use battery.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this compatible with DeWalt DCB200 and DCB201 tools?\u003c\/h4\u003e\n\u003cp\u003eA: This case and circuit board is designed to match the DCB200\/DCB201 form factor and is intended for use in DIY battery rebuilds or replacements that fit tools accepting that battery footprint. Always verify compatibility with your specific tool before assembly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What protection features does the circuit board include?\u003c\/h4\u003e\n\u003cp\u003eA: The integrated BMS circuit board provides high-temperature protection during both charging and discharging, as well as low-temperature charging protection — helping to extend the life of your lithium cells and maintain safe operation during use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need experience to assemble this battery pack?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This kit is recommended only for individuals who are familiar with lithium battery performance and have hands-on experience with battery assembly. Improper handling of lithium cells can be hazardous. Please follow all relevant safety guidelines when working with lithium batteries.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the two size options?\u003c\/h4\u003e\n\u003cp\u003eA: The 5-cell version measures 11 × 7.5 × 4.5 cm, while the 10-cell version measures 11 × 7.5 × 6.5 cm. Choose the size that matches your cell count and voltage requirement (18V for 5-cell, 21V for 10-cell configurations).\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the 18V\/21V Lithium Battery Case and Circuit Board kit include?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The kit includes a plastic and metal battery case shell and a BMS circuit board with USB Type-C charging input. It is designed to house 5 or 10 lithium cells (sold separately) in a DCB200\/DCB201-compatible enclosure. 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