{"product_id":"sd29ajtc-4a-mppt-solar-charge-controller-for-li-ion-lifepo4-batteries","title":"SD29AJTC 4A MPPT Solar Charge Controller – 3.6-24V Buck Charger Module for Li-ion LiPo LiFePO4 Batteries Compatible with 9V-24V Solar Panels","description":"\u003cp\u003e\u003c\/p\u003e\n\u003cdiv style=\"font-size:0px;overflow:hidden\"\u003e\n \u003cbr\u003e\n \u003cdiv style=\"color:rgb(0, 0, 0)\"\u003e\n  \u003cbr\u003e\n  \u003cdiv style=\"font-size:14pt;color:rgb(255, 0, 0)\"\u003e\n   \u003cbr\u003e\n   \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n    \u003cdiv style=\"font-size:19px\"\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\n      \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:22px\"\u003eProduct Name: \u003c\/span\u003e\u003c\/span\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eMPPT Solar Charge Controller Module 4A 3.6-24V Li-ion Li-po LiFePO4 Battery Charger SD29AJTC For 9V 12V 18V 24V Solar Panels\u003c\/span\u003e\n      \u003cbr\u003e\n     \u003c\/div\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\n      \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003ePacking list:\u003c\/span\u003e\n      \u003cbr\u003e\n     \u003c\/div\u003e\n     \u003cbr\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\u003c\/div\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\n      \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan\u003e1 PCS \u003c\/span\u003e\u003c\/span\u003eSD29AJTC MPPT Solar Controller 1-4A 1.2-25V Multifunctional Battery Charger\n      \u003cbr\u003e\n     \u003c\/div\u003e\n     \u003cbr\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\n      \u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S9b1f22c3d5414704b968be5b4e56cf35s.jpg\" slate-data-type=\"image\"\u003e\n      \u003cbr\u003e\n     \u003c\/div\u003e\n     \u003cbr\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\u003c\/div\u003e\n     \u003cbr\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\u003c\/div\u003e\n     \u003cbr\u003e\n     \u003cdiv style=\"line-height:normal\"\u003e\n      \u003cbr\u003e\n      \u003cdiv style=\"font-size:medium\"\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\u003cspan style=\"font-size:22px\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cdiv\u003e\n        \u003cspan style=\"color:rgb(0, 0, 205)\"\u003eDC-DC Step-down Charging Module for 1.5-25V Li-ion\/Li-po\/LiFePO4\/Lithium Titanate Batteries\u003c\/span\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Input voltage : DC 7-28V\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        MPPT voltage :DC 7-25V(Adjustable)\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Output voltage : 1.2-25V(Adjustable)\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        MPPT Disable: Solder J1 Pad\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Charging current: 1A\/2A\/4A optional. You can also change the charging current by modifying the resistance of RCS1 and RCS2.\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Can be used as Voltage Source when Battery is Absent\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Automatic Conditioning of Deeply Discharged Batteries\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Automatic Recharge\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Led indicator : ''CR'' LED is charge status indicator(It may still be charging after the light goes out, this is normal)\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Battery Overvoltage Protection\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Operating Ambient Temperature－40℃ to ＋85℃\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Size : 59 x 30 x 15mm\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Weight : 16g(no Terminal);19g(with Terminal)\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"font-size:medium\"\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:20px\"\u003e\u003cstrong\u003eThis is a step-down charging module with MTTP function. Please note when using it:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:20px\"\u003e1 If the output fails after connecting to the power supply, please check whether the MTTP voltage is too high, and reduce the MTTP voltage\u003cbr\u003e\u003cbr\u003e\n          2 After the CR charging indicator is off, it is still charging, which is a normal phenomenon\u003cbr\u003e\u003cbr\u003e\n          3 The output current (charging current) is determined by the capacity and power of the battery. The maximum current cannot be directly output without connecting the battery.\u003cbr\u003e\u003cbr\u003e\n          4 This is a buck module, the input voltage must be more than 3V greater than the output voltage.\u003c\/span\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cdiv\u003e\n        \u003cstrong\u003e\u003cspan style=\"font-size:24px\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cdiv\u003e\n        MPPT Solar Controller DIY\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        7-24V Solar battery charging\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        12V Car battery charging\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Mobile Loadspeaker\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Electric Bicycle Charger\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        UPS DIY\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Portable Industrial and Medical Equipment\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Standalone Battery Chargers\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Hand-held Equipment\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Battery-Backup Systems\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Portable Industrial and Medical Equipment\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        1-6Cells 3.6V LiFePO4 Battery\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        1-5Cells 4.2V lithium Battery\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        Lithium Titanate Batteries\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 205)\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:19px\"\u003eHow to adjust parameters(18V solar panel, charge 12.8V LiFePO4 Battery):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 205)\"\u003e\u003cspan style=\"font-size:19px\"\u003e1 BAT+\/BAT- is connected to a 100-200Ω resistor, VIN\/GND is connected to the output of the solar panel, and a multimeter is used to measure the BAT+\/BAT- port voltage.\u003c\/span\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 205)\"\u003e\u003cspan style=\"font-size:19px\"\u003e2 If there is no voltage output at the BAT+\/BAT- port, turn the MPPT potentiometer clockwise until there is just voltage output.\u003c\/span\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 205)\"\u003e\u003cspan style=\"font-size:19px\"\u003e3 If there is voltage output at the BAT+\/BAT- port, rotate the MPPT potentiometer counterclockwise until there is just voltage output.\u003c\/span\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 205)\"\u003e\u003cspan style=\"font-size:19px\"\u003e4 Rotate the VOUT potentiometer to make the output 12.8V\u003c\/span\u003e\u003c\/span\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786123566668yom_1784101026072.jpg?v=1784101029\" slate-data-type=\"image\"\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786123567395msn_1784101026751.jpg?v=1784101031\" slate-data-type=\"image\"\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786123568098fma_1784101027458.jpg?v=1784101031\" slate-data-type=\"image\"\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n      \u003c\/div\u003e\n      \u003cbr\u003e\n      \u003cdiv style=\"font-size:medium\"\u003e\u003c\/div\u003e\n      \u003cbr\u003e\n      \u003cdiv style=\"font-size:medium\"\u003e\u003c\/div\u003e\n      \u003cbr\u003e\n      \u003cdiv style=\"font-size:medium\"\u003e\n       \u003cbr\u003e\n       \u003cdiv\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n        \u003cbr\u003e\n       \u003c\/div\u003e\n       \u003cbr\u003e\n      \u003c\/div\u003e\n      \u003cbr\u003e\n     \u003c\/div\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cbr\u003e\n   \u003c\/div\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"1A no Terminal","offer_id":51560975040790,"sku":"SD29AJTC_NO_1A","price":9.21,"currency_code":"USD","in_stock":true},{"title":"2A no Terminal","offer_id":51560975073558,"sku":"SD29AJTC_NO_2A","price":9.21,"currency_code":"USD","in_stock":true},{"title":"4A no Terminal","offer_id":51560975106326,"sku":"SD29AJTC_NO_4A","price":9.26,"currency_code":"USD","in_stock":true},{"title":"1A with Terminal","offer_id":51560975139094,"sku":"SD29AJTC_PIN_1A","price":9.27,"currency_code":"USD","in_stock":true},{"title":"2A with Terminal","offer_id":51560975171862,"sku":"SD29AJTC_PIN_2A","price":9.26,"currency_code":"USD","in_stock":true},{"title":"4A with Terminal","offer_id":51560975204630,"sku":"SD29AJTC_PIN_4A","price":9.27,"currency_code":"USD","in_stock":true},{"title":"Matching shell","offer_id":51560975237398,"sku":"TB444","price":6.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/900096202607151536436a57388b3bd3a.png?v=1784101024","url":"https:\/\/eletee.com\/products\/sd29ajtc-4a-mppt-solar-charge-controller-for-li-ion-lifepo4-batteries","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}