{"id":15321,"date":"2024-03-23T17:17:20","date_gmt":"2024-03-23T16:17:20","guid":{"rendered":"https:\/\/onvolt.pl\/?post_type=product&#038;p=15321"},"modified":"2026-09-24T10:13:12","modified_gmt":"2026-09-24T08:13:12","slug":"bms-jk-smart-module-li-ion-lifepo4-7s-20s-120a-rs485-programmable-with-bluetooth-and-app-support","status":"publish","type":"product","link":"https:\/\/onvolt.pl\/en\/products\/bms-jk-smart-module-li-ion-lifepo4-7s-20s-120a-rs485-programmable-with-bluetooth-and-app-support\/","title":{"rendered":"BMS JK Smart Module Li-Ion-LiFePO4 7S-20S 120A RS485 Programmable with Bluetooth and app support"},"content":{"rendered":"<p>BMS module to protec against short-circuit, overcharge, over-discharge, with the function of equalizing the voltage of individual cells.<\/p>\n<p><strong>The JK BMS is a fully configurable device. This means it can be used with Li-Ion, LiFePO4, and LTO cell packs. It is designed to work with varying numbers of cells<\/strong> (within the range specified for the particular BMS model).<\/p>\n<p>BMS JK have a built-in <strong>high-current active balancer<\/strong> and a Bluetooth module for communication with a mobile app (Android, iOS).<\/p>\n<p><strong>The device needs to be configured in the mobile app for proper operation. It is required to specify the number of cells and type of battery. <\/strong><\/p>\n<p><strong>BMS JK w stanie dostarczonym do klienta, nie mog\u0105 by\u0107 u\u017cytkowane bez procesu dopasowania w aplikacji parametr\u00f3w dobranych do typu ogniw. Dlatego ich instalacja wymaga posiadania odpowiedniej wiedzy i umiej\u0119tno\u015bci. Do pobrania:<\/strong> Szczeg\u00f3\u0142owa instrukcja obs\u0142ugi i konfiguracji.<\/p>\n<p>There is an additional charge for our <a href=\"https:\/\/onvolt.pl\/en\/product\/programming-service-bms-jk\/\">service to adapt<\/a> the BMS to the specific parameters of the package specified by the customer. When choosing this option, please specify the number of cells, battery type and capacity in the comments to the order.<\/p>\n<ul>\n<li>Common charge\/discharge port \u2013 eliminates the need for a separate charging cable.<\/li>\n<li>Power switch for manual pack activation\/deactivation and BMS wake-up upon initial startup.<\/li>\n<li>Supports charging at the same current rate as discharging.<\/li>\n<li>High-current active balancer (0.4\u20132.0A, depending on the model) ensures rapid cell balancing, even in high-capacity battery packs.<\/li>\n<li>Generates less heat under load compared to competing systems.<\/li>\n<li>Compatible with a <a href=\"https:\/\/onvolt.pl\/en\/?post_type=product&#038;p=5642&#038;preview=true\">mini LCD monitor<\/a> displaying basic battery parameters, a l<a href=\"https:\/\/onvolt.pl\/en\/products\/lcd-touchscreen-for-bms-smart-jk\/\">arge 4.3&#8243; LCD<\/a> screen with three display modes, and a <a href=\"https:\/\/onvolt.pl\/en\/products\/3-2-lcd-screen-for-bms-smart-jk\/\">3.2&#8243; LCD indicator<\/a>.<\/li>\n<li>Intuitive app for monitoring and configuring BMS settings.<\/li>\n<\/ul>\n<p>It comes complete with a cable for connecting individual cells and a switch. The BT module is built into the device.<\/p>\n<p><b>JK BMS units allow charging at the same current rate as discharging. This enables the parallel connection of batteries equipped with them without the need for parallel modules, requiring only an overcurrent fuse for protection.<br \/>\n<\/b><br \/>An app must be downloaded to program and monitor parameters.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Programmable BMS module for Li-Ion, LiFePO4, and LTO battery packs<\/strong><br \/>\n<a href=\"https:\/\/onvolt.pl\/wp-content\/uploads\/2023\/07\/Instrukcja-podlaczenia-i-uzytkowania-BMS-SMART-JK-1.pdf\">Connection and operating instructions for the JK SMART BMS<\/a><br \/>\n<a href=\"https:\/\/onvolt.pl\/wp-content\/uploads\/2023\/07\/Zasady-doboru-BMS-do-pakietu-akumulatorowego.pdf\">Guidelines for selecting a BMS for a battery pack<\/a><\/p>\n","protected":false},"featured_media":42597,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1964,1967,1966,1965,1969,1968,2170,1924,2211,1970,1841,1925,1971,1836,1923,1840],"product_tag":[883,871,872,881,875,869,876,877,868,878,879,873,882,880,874],"class_list":["post-15321","product","type-product","status-publish","has-post-thumbnail","product_cat-11s-13s-li-ion","product_cat-14s-li-ion","product_cat-15s-li-ion","product_cat-15s-lifepo4","product_cat-16s-li-ion","product_cat-16s-lifepo4","product_cat-20s-li-ion-en","product_cat-7s-li-ion-en-2","product_cat-7s-20s-jk-en","product_cat-7s-24s-li-ion-uniwersalne","product_cat-8s-lifepo4-en-en","product_cat-8s-10s-li-ion-en","product_cat-8s-24s-lifepo4-uniwersalne","product_cat-bms-jk-en","product_cat-bms-li-ion-en","product_cat-bms-lifepo4-en-en","product_tag-balancer","product_tag-battery-management-system","product_tag-bms-module","product_tag-bms-scheme","product_tag-cell-protection-module","product_tag-li-ion-battery","product_tag-li-ion-cells","product_tag-life-cells","product_tag-lifepo4-battery","product_tag-lifepo4-cells","product_tag-pcb-en","product_tag-pcb-module","product_tag-pcb-scheme","product_tag-pcm-en","product_tag-pcm-module","pa_maks-ciagly-prad-rozladown-120a-en","pa_maksymalne-napiecie-ladowania-12-435-v-adjustable","pa_maksymalny-prad-ladowania-120a-en","pa_marka-jk-bms-en","pa_napiecie-akumulatora-12s-20s-lto-en","pa_napiecie-akumulatora-256v-8s-640v-20s-li-fepo4-en","pa_napiecie-akumulatora-259v-7s-740v-20s-li-ion-en","pa_pobor-pradu-w-czasie-pracy-8ma-en","pa_prad-balansowania-ogniw-06a-en","pa_typ-ogniwa-lifepo4-en","pa_typ-ogniwa-lithium-ion-li-ion","pa_typ-ogniwa-lto-en","pa_wymiary-162x102x21mm","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/product\/15321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/media\/42597"}],"wp:attachment":[{"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/media?parent=15321"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/product_brand?post=15321"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/product_cat?post=15321"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/onvolt.pl\/en\/wp-json\/wp\/v2\/product_tag?post=15321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}