{"product_id":"festool-18v-4-0ah-tabless-tbx4-battery-2-pack-and-tcl-6-charger-energy-set-578733","title":"Festool 18V 4.0Ah Tabless TBX4 Battery 2-Pack and TCL 6 Charger Energy Set (578733)","description":"\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/89vtGLNZlX8?si=fpavRZjcBOc8uWxP\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003csection data-aplus\u003e\n\u003cdetails id=\"product-features\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"features\"\u003e\n      \u003cdiv class=\"card\"\u003e\n        \u003cdiv class=\"card-inside\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/voltage.svg\" alt=\"voltage\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003e18V Power Ready\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eThis Festool Energy Set 18V 2xTBX4\/TCL6 gives you two 18-volt battery packs and a charger in one package, so you can keep cordless tools running without stopping to wait on a charge.\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"card\"\u003e\n        \u003cdiv class=\"card-inside\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/battery-capacity.svg\" alt=\"battery-capacity\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003eTabless Battery Packs\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eThe set includes two TBX4 tabless battery packs, built around maximum power with less weight. That matters when you want strong tool performance without making the tool feel bulky.\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"card\"\u003e\n        \u003cdiv class=\"card-inside\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/charger-included.svg\" alt=\"charger-included\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003eBuilt for the System\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eMade for Festool 18-volt cordless tools, this starter set is a smart buy for users building out a platform or adding spare batteries for longer workdays.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-overview\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\" data-product-summary\u003e\n    \u003cp\u003eThe Festool Energy Set 18V 2xTBX4\/TCL6 is an 18-volt battery and charger starter set for Festool cordless tools. This is a cordless battery starter set designed for powering Festool 18V tools across a wide range of jobsite and workshop applications. Model number 578731. If you are buying into the Festool cordless platform or need extra runtime on hand, this set gives you two battery packs and a matching charger in one straightforward package.\u003c\/p\u003e\n    \u003cp\u003eWhat makes this set worth looking at is the balance of output and weight. Festool describes it as built for maximum power while staying lightweight, which is exactly what most users want from a daily-use cordless setup. In practical terms, that means you are not choosing between strong performance and manageable tool handling. For overhead work, repetitive cuts, fastening, or general service work, lighter battery packs can make a noticeable difference by the end of the day.\u003c\/p\u003e\n    \u003cp\u003eThe two included battery packs are TBX4 tabless units. The tabless battery design matters because it is aimed at delivering power efficiently while helping keep the pack compact and easier to carry on the tool. For users running a cordless saw, drill, impact driver, or other 18V Festool platform tool, spare batteries are not just a convenience. They keep the work moving when one pack is in the tool and the other is on the charger.\u003c\/p\u003e\n    \u003cp\u003eThe included TCL 6 charger rounds this set out as a real working kit instead of just a pair of spare batteries. That is useful for new platform users who need a charger from day one, and for existing Festool users who want a second charging station in the trailer, van, or shop. A second charger setup can save time when multiple tools are in rotation or when several crew members are working from the same battery platform.\u003c\/p\u003e\n    \u003cp\u003eCompatibility is one of the biggest reasons to buy this set. Festool positions the Festool Energy Set 18V 2xTBX4\/TCL6 for all applications and 18-volt devices, with specific exceptions for the ETSC 125, RTSC 400, and DTSC 400. That broad fit makes it a practical platform purchase rather than a narrow accessory. If you already run Festool cordless tools, this kind of set gives you flexibility across the system instead of tying your money up in a single-tool battery solution.\u003c\/p\u003e\n    \u003cp\u003eWho should buy it? This set makes the most sense for Festool users who want more runtime, less downtime, and a cleaner way to expand into the 18V cordless platform. It is a strong fit for carpenters, installers, remodelers, cabinet crews, service pros, and serious DIY users who already know that one battery is never enough once the work starts. If you need dependable backup power and a dedicated charger without overcomplicating the purchase, this is the simple answer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-benefits\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eKeep More Tools Working\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"row\"\u003e\n      \u003cdiv class=\"img\"\u003e\n        \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/4014549464311_1.jpg\" alt=\"Festool Energy Set 18V 2xTBX4\/TCL6 showing two 18-volt tabless battery packs and TCL 6 charger on a clean background for cordless tool charging and backup runtime\" class=\"tnblock-img\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"copy\"\u003e\n        \u003cp\u003eBattery downtime kills momentum. This Festool starter set gives you two battery packs and a charger, so you can keep one pack in the tool and one pack charging or ready to swap.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003eIncludes two TBX4 battery packs for rotation during longer jobs\u003c\/li\u003e\n          \u003cli\u003eIncludes a TCL 6 charger for a complete 18V power setup\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-whats-included\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"tnincluded-wrapper\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e(2) TBX4 18V tabless battery packs\u003c\/li\u003e\n        \u003cli\u003e(1) TCL 6 charger\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-key-specifications\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003ctable class=\"aplusspecs\"\u003e\n      \u003ctr\u003e\n        \u003cth\u003eVoltage (V)\u003c\/th\u003e\n        \u003ctd\u003e18 V\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBattery Quantity\u003c\/th\u003e\n        \u003ctd\u003e2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBattery Type\u003c\/th\u003e\n        \u003ctd\u003eTabless battery pack\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eCharger Model\u003c\/th\u003e\n        \u003ctd\u003eTCL 6\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eSet Configuration\u003c\/th\u003e\n        \u003ctd\u003eEnergy set \/ starter set\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003ePlatform\u003c\/th\u003e\n        \u003ctd\u003eFestool 18V cordless system\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eModel Number\u003c\/th\u003e\n        \u003ctd\u003e578731\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003ePrimary Use\u003c\/th\u003e\n        \u003ctd\u003ePower supply for Festool 18V tools\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-compatibility\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"compat-list\"\u003e\n      \u003cdiv class=\"compat-row\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/voltage.svg\" alt=\"voltage\" class=\"aplusicon\"\u003e\n        \u003cdiv\u003e\n          \u003cstrong\u003eBattery Platform\u003c\/strong\u003e\n          \u003cdiv class=\"compat-detail\"\u003eDesigned for Festool 18V cordless tools.\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compat-row\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/power-source.svg\" alt=\"power-source\" class=\"aplusicon\"\u003e\n        \u003cdiv\u003e\n          \u003cstrong\u003eGeneral Tool Fit\u003c\/strong\u003e\n          \u003cdiv class=\"compat-detail\"\u003eFestool lists this energy set for all applications and 18-volt devices.\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"compat-row\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/specs.svg\" alt=\"specs\" class=\"aplusicon\"\u003e\n        \u003cdiv\u003e\n          \u003cstrong\u003eKnown Exceptions\u003c\/strong\u003e\n          \u003cdiv class=\"compat-detail\"\u003eNot intended for ETSC 125, RTSC 400, or DTSC 400.\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-applications-uses\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eBuilt For\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"tags\"\u003e\n      \u003cspan class=\"tag\"\u003eFestool 18V Users\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eConstruction\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eRemodeling\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eCarpentry\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eInstallation Work\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eShop and Jobsite Backup Power\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-pro-tips\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003ePro Tip\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"tip-row\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/specs.svg\" alt=\"specs\" class=\"icon-lg\"\u003e\n      \u003cp class=\"tip-text\"\u003eIf you run one primary cordless tool all day, keep one TBX4 pack on the charger and one on the tool. That simple rotation is the easiest way to get full value from this Festool energy set without waiting around for power.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-tool-nut-take\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eTool Nut's Take\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"eyebrow\"\u003eTool Nut's Take\u003c\/div\u003e\n    \u003ch3\u003eOne of the cleanest ways to get into Festool 18V power\u003c\/h3\u003e\n    \u003cp\u003eThe Festool Energy Set 18V 2xTBX4\/TCL6 is the kind of buy that makes more sense the more cordless tools you use.\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWho it's for:\u003c\/strong\u003e Festool users building out an 18V cordless setup or adding battery capacity for longer work sessions.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhy it stands out:\u003c\/strong\u003e You get two tabless battery packs plus the TCL 6 charger, so it is not just spare batteries, it is a real working power solution.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e Compatibility is broad across the Festool 18V system, but there are specific exceptions, so double-check if you are shopping for the ETSC 125, RTSC 400, or DTSC 400.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-faqs\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eCommon Questions\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhat kind of product is this?\u003c\/strong\u003e This is an 18V battery and charger starter set for Festool cordless tools.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eIs this made for the Festool 18V platform?\u003c\/strong\u003e Yes. Festool positions it for 18-volt devices and applications within the Festool cordless system.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAre there any known compatibility exceptions?\u003c\/strong\u003e Yes. Festool notes exceptions for the ETSC 125, RTSC 400, and DTSC 400.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e","brand":"Festool","offers":[{"title":"Default Title","offer_id":53200251781414,"sku":"578733","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/down_bs_starterset2xTBX4_578731_sod_01a_65d94ce2-6245-458e-b5f3-8ebed7a8b3b3.jpg?v=1778778797","url":"https:\/\/www.toolnut.com\/products\/festool-18v-4-0ah-tabless-tbx4-battery-2-pack-and-tcl-6-charger-energy-set-578733","provider":"Tool Nut","version":"1.0","type":"link"}