{"product_id":"nm-solar","title":"NM-Solar 4.2V\/3A Solar Energy-Storage \u0026 UPS Power Board for Low-Power IoT","description":"\u003ch2\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eOverview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eNM-Solar\u003c\/strong\u003e\u003cspan\u003e series is a \u003c\/span\u003e\u003cstrong\u003esolar energy-storage UPS power-supply board\u003c\/strong\u003e\u003cspan\u003e for low-power IoT devices. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eModel \u003cspan style=\"color: rgb(0, 148, 148);\"\u003e\u003cstrong\u003eNM-Solar-4.2V\/3A\u003c\/strong\u003e\u003c\/span\u003e accepts USB-C, DC adapter, or 6 V \/ 18 V solar-panel input with selectable MPPT, charges a 1S lithium-ion battery pack (up to 4.2 V \/ 3 A), and provides three plug-in output slots (PACK direct \/ 5 V·3.3 V \/ 12 V). Main-board standby current is as low as \u003c\/span\u003e\u003cstrong\u003e30 µA\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt for LoRa, Zigbee, Meshtastic \/ MeshCore nodes, remote sensor terminals, agricultural monitoring, GNSS fixed stations, and short-term UPS backup for home or small security equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/02_nm_solar_two_meshtastic_nodes_office_v1.png?v=1789440660\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eWhy NM-Solar\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e\u003cstrong\u003eThree inputs in one:\u003c\/strong\u003e\u003c\/span\u003e USB-C 5V, DC adapter (9-12V), 6V or 18V solar panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e☀️ \u003cspan style=\"color: rgb(0, 148, 148);\"\u003e\u003cstrong\u003eTrue MPPT solar input\u003c\/strong\u003e \u003c\/span\u003e— selectable 6 V or 18 V MPPT operating voltage, supports 10–50 W panels\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e🔋\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e \u003cstrong\u003e1–4 parallel 18650 cells\u003c\/strong\u003e\u003c\/span\u003e — automatic pack balancing, full reverse-polarity \/ over-charge \/ over-current \/ over-voltage \/ short-circuit protection\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e🔌 \u003cspan style=\"color: rgb(0, 148, 148);\"\u003e\u003cstrong\u003eThree plug-in output slots\u003c\/strong\u003e\u003c\/span\u003e — mix \u0026amp; match 5 V\/3.3 V, 12 V, and direct PACK output modules (up to 12 A) as your project needs\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e🔁 \u003cspan style=\"color: rgb(0, 148, 147);\"\u003e\u003cstrong\u003eAutomatic input priority\u003c\/strong\u003e\u003c\/span\u003e — solar\/DC takes priority over USB-C seamlessly\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e🌙 \u003cspan style=\"color: rgb(0, 148, 147);\"\u003e\u003cstrong\u003eUltra-low power design\u003c\/strong\u003e\u003c\/span\u003e — 30 µA main-board standby; output modules feature undervoltage shutdown \u0026amp; auto-recovery, validated through \u003cstrong\u003e1,200 low-light undervoltage tests\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e🔆 \u003cspan style=\"color: rgb(0, 148, 148);\"\u003e\u003cstrong\u003eAt-a-glance status\u003c\/strong\u003e \u003c\/span\u003e— four-level battery capacity LEDs plus CHG \/ FULL charge indicators\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e🛡️ \u003cspan style=\"color: rgb(0, 148, 147);\"\u003e\u003cstrong\u003eUPS functionality\u003c\/strong\u003e\u003c\/span\u003e — keeps your node running through nights and cloudy days\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eGeneral Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable width=\"100%\" style=\"width: 100%; height: 372.282px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003e Item\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003eNM-Solar-4.2V\/3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eUSB-C input\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e4.5-5.5V; 13W max input power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eInput voltage range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e5-25V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eSolar input\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e6V or 18V solar panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eDC input\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e9V-12V adapter recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eRecommended solar panel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e10-50W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eMPPT selection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e6V \/ 18V selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eBattery\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e1S 3.7V lithium-ion; 1-4 18650 cells in parallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eCharge limit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e4.2V, 3A maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eStandby current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e30μA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 39.1875px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eOutput slots\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 39.1875px;\"\u003eThree plug-in slots: support 5V\/3.3V sub-board and 12V sub-board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e5.5V \/ 3.3V sub-module\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e5V\/1A and 3.3V\/1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e12V sub-module\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e12V \/ 1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003ePACK output\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003eBattery-pack direct output, up to 12A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 39.1875px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eCombined output limit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 39.1875px;\"\u003e30W maximum when multiple outputs are used \u003cspan\u003esimultaneously\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 32.5594%; height: 19.5938px;\"\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eBoard dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.0828%; height: 19.5938px;\"\u003e117 * 84 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTIPS: Charging current depends on the panel and light level. Reference values: a 35 W panel provides approximately 3 A at 150,000 lux and 2.5 A at 130,000 lux; a 20 W panel provides approximately 2 A at 150,000 lux and 1.5 A at 130,000 lux.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003eWhat's in the Box\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul start=\"1\"\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003eNM-Solar-4.2V\/3A main board × 1\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e\u003cstrong\u003eOptional output modules: 5 V\/3.3 V module and\/or 12 V module (select by user)\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e18650 battery holder (max 4 cells)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003eQuick-start guide\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003e\u003cem\u003eBatteries and solar panel not included.\u003c\/em\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eGet Running in Minutes\u003c\/span\u003e\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003eInstall 1–4 matched 18650 cells, observing polarity markings. \u003cspan style=\"color: rgb(0, 148, 148);\"\u003e\u003cstrong\u003e\u003cem\u003eNote: when inserting batteries, pay attention to the marked battery polarity (red BAT+, black BAT-).\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003eSelect input mode: USB \/ DC \/ Solar MPPT 6 V or 18 V\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003eConnect one power source to the Solar\/DC path\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003ePower off, plug in the output module matching your load\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"paragraph\" dir=\"auto\"\u003eConnect your node — and deploy\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003e3.3V\/5V sub-module\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 148, 148);\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/5Vsub-board.png?v=1789440660\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/5v-2.png?v=1789440660\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e12V sub-module\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/12Vsub-board.jpg?v=1789440660\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/12V-2.jpg?v=1789440659\" alt=\"\"\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 148, 147);\"\u003eMainBoard With IoT device\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/02_nm_solar_two_meshtastic_nodes_office_v1_2.png?v=1789440660\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/nm-solar.webp?v=1789440660\" alt=\"\"\u003e\u003c\/p\u003e","brand":"RockBase IoT","offers":[{"title":"NM-Solar + 2 x 5V module + 1 x 12V module","offer_id":42734644723794,"sku":"NM-Solar-2x5+1x12v","price":23.9,"currency_code":"USD","in_stock":true},{"title":"NM-Solar mainboard","offer_id":42734644789330,"sku":"nm-solar-mainboard","price":14.9,"currency_code":"USD","in_stock":true},{"title":"5V\/3.3V sub-module","offer_id":42734644822098,"sku":"nm-solar-5v-module","price":2.99,"currency_code":"USD","in_stock":false},{"title":"12V sub-module","offer_id":42734644854866,"sku":"nm-solar-12v-module","price":2.99,"currency_code":"USD","in_stock":false},{"title":"NM-Solar + 3 x 5V module","offer_id":42734644691026,"sku":"NM-Solar-3x5v","price":23.9,"currency_code":"USD","in_stock":true},{"title":"NM-Solar + 1 x 5V module + 2 x 12V module","offer_id":42734644756562,"sku":"NM-Solar-1x5+2x12v","price":23.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/6677\/6658\/files\/01_nm_solar_main_board_office_v1.png?v=1789440660","url":"https:\/\/rockbase.shop\/en\/products\/nm-solar","provider":"RockBase IoT","version":"1.0","type":"link"}