{"title":"Battery Testers \u0026 Management","description":"\u003cp\u003eBattery testers and management products help monitor, protect and maintain cells and packs safely. This range includes battery capacity testers, protection boards, BMS modules, charge controllers and monitoring tools for lithium, NiMH and other battery-powered electronics used in projects, repairs and mobile systems.\u003c\/p\u003e","products":[{"product_id":"battgo-bg-8s-smart-battery-tester","title":"Testador de bateria inteligente BattGo BG-8S","description":"\u003ch3 id=\"isdt-bg-8s-smart-battery-checker\"\u003eISDT BG-8S Smart Battery Checker\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eVisão geral:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eO verificador de bateria ISDT BG-8S Smart é uma ferramenta versátil projetada para entusiastas de controle remoto. 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Suitable for testing most household batteries and button cells.\u003cbr\u003e\u003cbr\u003eMeasures the batteries under load to accurately indicate charge status\u003cbr\u003e\u003cbr\u003eSuitable for testing AA, AAA, C, D and 9V PP3 batteries and button cells\u003cbr\u003e\u003cbr\u003eEasy to read analog display needle indicates \"good\" (green), \"low\" (yellow), and \"replace\/recharge\" (red)\u003c\/p\u003e","brand":"Maplin","offers":[{"title":"Default Title","offer_id":51282221039912,"sku":"5015972150849","price":7.49,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/Universal-Analogue-Battery-Tester-for-AA-AAA-C-D-9V-PP3-Coin-Button-Cells.webp?v=1778401323"},{"product_id":"bt-168d","title":"BT-168D","description":"\u003ch2\u003eUniversal Button Battery Checker Tester (AA, AAA, C, D, 9V)\u003c\/h2\u003e\n\u003cp\u003eQuickly identify which batteries are worth keeping and which should be replaced. This universal battery tester provides an instant, easy-to-read indication of remaining power—helping you avoid wasting usable batteries.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInstant power check\u003c\/strong\u003e for \u003cstrong\u003e1.5V and 9V batteries\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEasy-to-read, color-coded meter\u003c\/strong\u003e shows battery condition at a glance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThree clear results\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRed\u003c\/strong\u003e = Replace\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eYellow\u003c\/strong\u003e = Low power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGreen\u003c\/strong\u003e = Good\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimple operation\u003c\/strong\u003e: place the battery between the two contact points to test\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSupported Battery Sizes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1.5V Batteries\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAAA: HP16, MN2400, R03\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAA: HP7, MN1500, UM3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eC: HP11, MN1400, SP11, LR14, UM2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eD: HP2, MN1300, SP2, R20, UM1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e9V Batteries\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePP3, MN1604, 6F22, 006P\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eThe tester is \u003cstrong\u003eactivated by the battery being checked\u003c\/strong\u003e. Keep test times as short as possible to avoid unnecessary battery drain.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf the needle does not move, ensure the battery is touching \u003cstrong\u003eboth contacts\u003c\/strong\u003e before assuming it is completely dead.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAAA battery not included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eBattery Tester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Voltages\u003c\/td\u003e\n\u003ctd\u003e1.5V, 9V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack + Red\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eABS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1 × Battery Tester\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":51397307695400,"sku":"BT-168D","price":6.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/BT-168D.jpg?v=1778401723"},{"product_id":"3s-bms","title":"3S BMS","description":"\u003cp\u003e\u003cstrong\u003e3S 20A Li-ion Lithium Battery Protection Board (BMS) – 11.1V \/ 12V \/ 12.6V\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThis 3-series (3S) 12.6V 20A lithium battery protection board is designed to provide reliable charging and discharging protection for lithium battery packs. It features automatic recovery protection and is suitable for lithium-ion and lithium polymer cells with nominal voltages of 3.6V or 3.7V.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCompatibility \u0026amp; Application Scope\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for 3-series lithium battery packs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e18650 batteries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e26650 batteries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLithium polymer batteries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNominal cell voltage: 3.6V \/ 3.7V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCharging voltage: 12.6V – 13.0V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous discharge current (max): 20A\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eReduce load current if heat dissipation conditions are poor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous charging current (max): 10A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eVersions \u0026amp; Use Conditions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandard Edition\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for start-up current up to 40A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor power drills under 65W\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePlus Version\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for start-up current up to 60A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor power drills under 100W\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003ePhysical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSize: 59 × 20 × 3.4 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 4.3 g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eImportant Usage Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eRequires sufficient battery power for drill start-up:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e3 cells rated 15C–20C, or\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e6 cells rated 10C–15C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNot suitable for starting standard low-rate 18650 cells\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWiring must strictly follow the voltage sequence:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e0V \/ 4.2V \/ 8.4V \/ 12.6V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDo not intentionally short-circuit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhen using brushed motors under load, a non-polarized capacitor must be connected in parallel across the motor terminals:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eVoltage rating above 25V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCapacitance: 10µF – 100µF\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis prevents reverse voltage spikes and MOS transistor damage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor 3-cell series packs, ensure all cells have the same voltage before use\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCells with faster voltage drop indicate poor performance and should not be mixed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eBattery Matching Recommendation\u003c\/h3\u003e\n\u003cp\u003eDo not mix good batteries with poor-performing batteries. Use three cells with similar capacity and internal resistance. Uneven cell combinations significantly reduce performance and reliability.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThis protection board is intended for users with appropriate battery matching and wiring practices to ensure safe and stable operation.\u003c\/p\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":51397333123368,"sku":"3S_BMS","price":4.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/3S-BMS.jpg?v=1778401760"}],"url":"https:\/\/pt.38-3d.co.uk\/collections\/battery-testers-management.oembed","provider":"38-3D","version":"1.0","type":"link"}