{"product_id":"2-x-21700-battery-holder-2-cell-smt","title":"2 x 21700 Battery Holder 2 Cell SMT","description":"\u003cmeta name=\"description\" content=\"Buy 2 x 21700 Battery Holder 2 Cell SMT online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n```html\n\u003ch1\u003e2 x 21700 Battery Holder - 2 Cell SMT (Surface Mount)\u003c\/h1\u003e\n\n\u003cp\u003eHigh-quality 2-cell 21700 battery holder designed for surface mount (SMT) PCB assembly. This compact and durable holder securely accommodates two 21700 lithium-ion cells in series or parallel configurations, making it ideal for portable power packs, DIY energy storage systems, and professional battery-powered designs. Available at The Engineer Store, Bengaluru - trusted by makers and professionals across India. Fast shipping, 7-day warranty on manufacturing defects, and expert technical support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003e2 x 21700 Battery Holder (2 Cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eSMT (Surface Mount Technology)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Compatibility\u003c\/td\u003e\n\u003ctd\u003e21700 Lithium-Ion Cells (21mm x 70mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Cells\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-temperature resistant engineering plastic (PA66\/ABS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Material\u003c\/td\u003e\n\u003ctd\u003eNickel-plated spring steel \/ Phosphor bronze\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Voltage Rating\u003c\/td\u003e\n\u003ctd\u003eUp to 8.4V (2 cells in series, fully charged)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Current Rating\u003c\/td\u003e\n\u003ctd\u003e~5A (depending on contact quality and application)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 degreesC to +80 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSMT pads for reflow or hand soldering onto PCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (Approx.)\u003c\/td\u003e\n\u003ctd\u003eDesigned to fit standard 21700 cell form factor (check datasheet for exact footprint)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eLightweight (~15-25g approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal \/ Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSMT Design:\u003c\/strong\u003e Surface mount pads allow direct PCB soldering - ideal for automated assembly and compact board layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Cell Retention:\u003c\/strong\u003e Spring-loaded contacts and snug fit ensure reliable electrical connection and prevent cell movement during vibration or transport.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21700 Compatibility:\u003c\/strong\u003e Designed specifically for the increasingly popular 21700 lithium-ion cell format, offering higher capacity than 18650 cells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Resistant Construction:\u003c\/strong\u003e Engineering-grade plastic body withstands reflow soldering temperatures and prolonged use in demanding environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Contact Resistance:\u003c\/strong\u003e Nickel-plated or phosphor bronze contacts ensure minimal voltage drop and efficient power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 2-Cell Layout:\u003c\/strong\u003e Side-by-side or inline arrangement (depending on variant) optimizes PCB space for dual-cell power designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Configuration:\u003c\/strong\u003e Wire or trace cells in series (up to 8.4V) or parallel (doubled capacity) based on your circuit design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Lead-free and environmentally compliant materials suitable for commercial production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100% authentic from trusted component suppliers - no counterfeits or rejects.\u003c\/li\u003e\n\u003cli\u003e1-5 day shipping, 7-8 day delivery from our Bengaluru warehouse to most locations across India.\u003c\/li\u003e\n\u003cli\u003eExpert technical support included - get help with PCB footprints, wiring, and integration.\u003c\/li\u003e\n\u003cli\u003ePerfect upgrade path from 18650 holders for higher-capacity battery designs.\u003c\/li\u003e\n\u003cli\u003eReliable SMT mounting eliminates the need for through-hole drilling, simplifying PCB design.\u003c\/li\u003e\n\u003cli\u003eIdeal for both prototyping and small-to-medium batch production runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable Power Bank:\u003c\/strong\u003e Build a custom high-capacity USB power bank using two 21700 cells with a TP4056\/IP5306 charging module for on-the-go device charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Skateboard \/ E-Bike Battery Pack:\u003c\/strong\u003e Use as modular building blocks for larger battery packs in personal electric vehicles and mobility devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar Energy Storage:\u003c\/strong\u003e Pair with a solar charge controller to create a compact off-grid energy storage unit for IoT sensors, weather stations, or remote monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Flashlight \/ Torch:\u003c\/strong\u003e Design a high-power LED flashlight with extended runtime using dual 21700 cells in series for higher voltage output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobotics \u0026amp; Drones:\u003c\/strong\u003e Provide reliable, high-discharge power for robotic platforms, quadcopters, and autonomous vehicles that demand lightweight energy density.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPS \/ Backup Power Supply:\u003c\/strong\u003e Create an uninterruptible power supply for Raspberry Pi, Arduino, or ESP32-based systems to ensure continuous operation during outages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHam Radio \/ Field Communications:\u003c\/strong\u003e Power portable amateur radio equipment with a robust, rechargeable dual-cell battery system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLearning \u0026amp; Education:\u003c\/strong\u003e Excellent for students learning about battery management systems (BMS), series\/parallel circuits, and PCB-level power design.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 2-Cell 21700 SMT Battery Holder\u003c\/li\u003e\n\u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy 2 x 21700 Battery Holder 2 Cell SMT Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e2 x 21700 Battery Holder 2 Cell SMT\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003e2 x 21700 Battery Holder 2 Cell SMT\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003e2 x 21700 Battery Holder 2 Cell SMT\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43774854529187,"sku":"TES-EV8103138","price":156.36,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/1_x_21700_battery_holder_2_cell_smt.jpg?v=1701088689","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/2-x-21700-battery-holder-2-cell-smt","provider":"The Engineer Store","version":"1.0","type":"link"}