{"product_id":"18650-battery-pack-smt-cell-holder-1-4-cells-smd-pcb-mount-diy","title":"18650 Battery Pack SMT Cell Holder | 1 to 4 Cells | SMD PCB Mount | \u003c1A | DIY Battery Pack","description":"\u003ch2\u003e18650 Battery Pack SMT Cell Holder — 1 to 4 Cells | SMD PCB Mount | DIY Battery Pack\u003c\/h2\u003e\n\n\u003cp\u003eA compact \u003cstrong\u003eSMT (surface mount) 18650 cell holder\u003c\/strong\u003e for building 1S to 4S 18650 lithium battery packs directly on a PCB. The SMD footprint allows the cell holder to be soldered to a PCB like any other surface mount component, creating a clean, low-profile battery pack integration without wires or separate battery holders. Supports 1, 2, 3, or 4 cells in series or parallel configurations depending on the variant selected. Maximum current rating is \u0026lt;1A, making this holder suitable for low-power microcontroller projects, IoT sensors, and portable electronics where the battery pack is the primary power source. Not suitable for high-current applications such as power tools or high-power LED drivers.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18650 Lithium (3.7V nominal per cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 \/ 2 \/ 3 \/ 4 cells (as selected)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMount Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSMT (SMD, surface mount)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeries or parallel (depends on PCB design)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003e18650 Cell Voltage Reference\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003eNominal Voltage\u003c\/th\u003e\n\u003cth\u003eFully Charged\u003c\/th\u003e\n\u003cth\u003eDischarged\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1S (1 cell)\u003c\/td\u003e\n\u003ctd\u003e3.7V\u003c\/td\u003e\n\u003ctd\u003e4.2V\u003c\/td\u003e\n\u003ctd\u003e3.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e2S (2 cells series)\u003c\/td\u003e\n\u003ctd\u003e7.4V\u003c\/td\u003e\n\u003ctd\u003e8.4V\u003c\/td\u003e\n\u003ctd\u003e6.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e3S (3 cells series)\u003c\/td\u003e\n\u003ctd\u003e11.1V\u003c\/td\u003e\n\u003ctd\u003e12.6V\u003c\/td\u003e\n\u003ctd\u003e9.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e4S (4 cells series)\u003c\/td\u003e\n\u003ctd\u003e14.8V\u003c\/td\u003e\n\u003ctd\u003e16.8V\u003c\/td\u003e\n\u003ctd\u003e12.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSMT\/SMD mount\u003c\/strong\u003e — solders directly to PCB, no wires or separate holder mounting required\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e1–4 cell options\u003c\/strong\u003e — select the cell count for your voltage and capacity requirements\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e18650 standard\u003c\/strong\u003e — compatible with all standard 18650 lithium cells (flat top and button top)\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLow-profile design\u003c\/strong\u003e — compact SMD footprint for space-constrained PCB designs\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDIY battery pack\u003c\/strong\u003e — build custom battery packs for Arduino, ESP32, and IoT projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino and ESP32 portable power supply\u003c\/li\u003e\n  \u003cli\u003eIoT sensor node battery pack\u003c\/li\u003e\n  \u003cli\u003ePortable LED lighting battery pack\u003c\/li\u003e\n  \u003cli\u003eDIY power bank PCB\u003c\/li\u003e\n  \u003cli\u003eWearable electronics battery pack\u003c\/li\u003e\n  \u003cli\u003eRemote control and wireless device battery\u003c\/li\u003e\n  \u003cli\u003eCustom embedded system battery integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent limit:\u003c\/strong\u003e Maximum \u0026lt;1A. Do not use for high-current applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBMS required:\u003c\/strong\u003e Always use a Battery Management System (BMS) with lithium cells to prevent overcharge, over-discharge, and short circuit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e18650 cells not included\u003c\/strong\u003e — purchase 18650 cells separately.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlat top cells recommended\u003c\/strong\u003e — verify cell dimensions (18mm diameter, 65mm length) before purchasing cells.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are 18650 cells included?\u003c\/strong\u003e\u003cbr\u003eA: No. This listing is for the cell holder only. Purchase 18650 lithium cells separately from a reputable supplier.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this holder for high-current applications like power tools?\u003c\/strong\u003e\u003cbr\u003eA: No. The maximum current rating is \u0026lt;1A. For high-current applications, use a through-hole cell holder with heavier gauge contacts or spot-weld nickel strips directly to the cells.\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 18650 SMT Cell Holder (cell count as selected)\u003c\/li\u003e\n  \u003cli\u003e18650 cells not included\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"2 section","offer_id":46985552756971,"sku":"14:29#2 section","price":7.88,"currency_code":"USD","in_stock":true},{"title":"4 section","offer_id":46985552789739,"sku":"14:173#4 section","price":9.76,"currency_code":"USD","in_stock":true},{"title":"1 section","offer_id":46985552822507,"sku":"14:10#1 section","price":4.52,"currency_code":"USD","in_stock":true},{"title":"3 section","offer_id":46985552855275,"sku":"14:94#3 section","price":8.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/18650-battery-smt-cell-holder.webp?v=1761197866","url":"https:\/\/keszoox.com\/products\/18650-battery-pack-smt-cell-holder-1-4-cells-smd-pcb-mount-diy","provider":"Keszoox","version":"1.0","type":"link"}