{"product_id":"dual-slot-18v-21v-li-ion-battery-charger-makita-bl1830-bl1850","title":"Dual Slot 18V 21V Li-Ion Battery Charger for Makita BL1830","description":"\n\u003ch2\u003eCharge Two Makita Batteries at Once — Stay Productive All Day\u003c\/h2\u003e\n\u003cp\u003eThe Dual Slot 18V\/21V Li-Ion Battery Charger is purpose-built for Makita power tool users who need a fast, reliable, and safe way to keep their batteries topped up. With two independent charging bays, you can charge two batteries simultaneously — cutting downtime in half and keeping your workflow running smoothly on the job site or in the workshop.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Charging Bays:\u003c\/strong\u003e Charge two compatible Makita 18V or 21V lithium-ion batteries at the same time for maximum efficiency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Current Output:\u003c\/strong\u003e Delivers a powerful, stable current (up to ≤37.5W output) for fast, dependable charging with minimal wait time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntelligent Charging Technology:\u003c\/strong\u003e Automatically detects battery status and adjusts the charge rate — the charger also identifies and flags faulty batteries for added safety.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer Safety Protection:\u003c\/strong\u003e Built-in safeguards against overcharging, over-discharge, short circuits, and automatic power-off protect both your batteries and your tools.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable ABS Construction:\u003c\/strong\u003e High-quality ABS housing is built to withstand the rigors of regular workshop or job-site use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e At just 200 × 115 × 65 mm, this charger fits neatly into a toolbox and travels easily between worksites.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal AC Input:\u003c\/strong\u003e Compatible with AC 110–240V — works worldwide with both EU and US plug options available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play Convenience:\u003c\/strong\u003e No complicated setup — simply insert your batteries and let the charger do the rest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Batteries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMakita 18V \/ 21V Li-Ion (BL1415, BL1815, BL1830, BL1850)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 110–240V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 18V \/ 21V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤37.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 × 115 × 65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlug Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEU \/ US (select at checkout)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Slots\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 (simultaneous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Dual Slot Battery Charger\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Batteries are NOT included.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible With\u003c\/h3\u003e\n\u003cp\u003eMakita BL1415, BL1815, BL1830, BL1850, and other compatible 18V\/21V Makita lithium-ion battery packs used in electric drills, impact drivers, and other Makita power tools.\u003c\/p\u003e\n\n\u003cp\u003eFor general power tool and battery safety guidance, visit the U.S. Consumer Product Safety Commission — Battery Safety.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Battery_charger\" target=\"_blank\" rel=\"noopener\"\u003eBattery charger\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this dual slot charger compatible with all Makita 18V lithium-ion batteries?\u003c\/h4\u003e\n\u003cp\u003eA: This charger is compatible with Makita 18V and 21V Li-Ion battery models including BL1415, BL1815, BL1830, and BL1850. Always verify that your specific battery model's connector matches before use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I charge two different battery models at the same time?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — each charging slot operates independently. You can charge two batteries of the same or different compatible Makita models simultaneously, with no interference between slots.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this charger work with both US and EU power outlets?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The charger supports a wide AC input range of 110–240V, making it suitable for both US and EU outlets. Simply select your preferred plug type (EU or US) when placing your order.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What safety features does this charger include?\u003c\/h4\u003e\n\u003cp\u003eA: The charger features intelligent multi-protection technology including overcharge protection, over-discharge protection, short-circuit protection, and automatic power-off. It can also detect and flag faulty batteries automatically.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are batteries included with this charger?\u003c\/h4\u003e\n\u003cp\u003eA: No — this listing is for the charger unit only. Makita batteries are sold separately.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this dual slot charger compatible with all Makita 18V lithium-ion batteries?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This charger is compatible with Makita 18V and 21V Li-Ion battery models including BL1415, BL1815, BL1830, and BL1850. Always verify that your specific battery model's connector matches before use.\"}}, {\"@type\": \"Question\", \"name\": \"Can I charge two different battery models at the same time?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — each charging slot operates independently. You can charge two batteries of the same or different compatible Makita models simultaneously, with no interference between slots.\"}}, {\"@type\": \"Question\", \"name\": \"Does this charger work with both US and EU power outlets?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The charger supports a wide AC input range of 110–240V, making it suitable for both US and EU outlets. Simply select your preferred plug type (EU or US) when placing your order.\"}}, {\"@type\": \"Question\", \"name\": \"What safety features does this charger include?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The charger features intelligent multi-protection technology including overcharge protection, over-discharge protection, short-circuit protection, and automatic power-off. It can also detect and flag faulty batteries automatically.\"}}, {\"@type\": \"Question\", \"name\": \"Are batteries included with this charger?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this listing is for the charger unit only. Makita batteries are sold separately.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Chargers, Cables \u0026 Power\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/collections\/chargers-cables-power\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Dual Slot 18V 21V Li-Ion Battery Charger for Makita BL1830\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/products\/dual-slot-18v-21v-li-ion-battery-charger-makita-bl1830-bl1850\"}]}\u003c\/script\u003e","brand":"Vue","offers":[{"title":"EU","offer_id":48743229456576,"sku":"14:200004890#EU","price":32.99,"currency_code":"USD","in_stock":true},{"title":"US","offer_id":48743229489344,"sku":"14:29#US","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/9338\/7968\/files\/S9a38d6f1778e428b9a22d8e489de37f6e.webp?v=1786146717","url":"https:\/\/vueselect.com\/products\/dual-slot-18v-21v-li-ion-battery-charger-makita-bl1830-bl1850","provider":"Vue","version":"1.0","type":"link"}