{"product_id":"led-digital-voltmeter-0-30v-0-100v-dc-panel-meter","title":"LED Digital Voltmeter 0–30V \/ 0–100V DC Panel Meter","description":"\u003cp\u003eThis \u003cstrong\u003eLED Digital Voltmeter Panel Meter\u003c\/strong\u003e is a compact and accurate voltage monitoring module designed for real-time DC voltage measurement in electronic, automotive, and solar applications. It features a bright 0.56” LED display for clear readings in various lighting conditions.\u003c\/p\u003e\n\u003cp\u003eThe meter supports \u003cstrong\u003etwo measurement modes (0–30V or 0–100V depending on wiring configuration)\u003c\/strong\u003e and requires an external DC power supply (5–30V) for operation. It is widely used in battery systems, power supplies, DIY electronics, and embedded monitoring projects.\u003c\/p\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eImportant:\u003c\/strong\u003e The measurement signal is NOT the power supply. A separate working voltage must be provided to power the module.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWiring Instructions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack wire:\u003c\/strong\u003e Common negative (GND)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite wire:\u003c\/strong\u003e Positive input of measured voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed wire:\u003c\/strong\u003e Positive power supply (5–30V DC working voltage)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWide measurement range: \u003cstrong\u003e0–30V \/ 0–100V (depending on wiring type)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBright 0.56” LED digital display\u003c\/li\u003e\n\u003cli\u003eAvailable display colors: Red \/ Green \/ Blue \/ Orange \/ White\u003c\/li\u003e\n\u003cli\u003eHigh input impedance (\u0026gt;100KΩ)\u003c\/li\u003e\n\u003cli\u003eLow power consumption\u003c\/li\u003e\n\u003cli\u003eFast refresh rate (~300ms)\u003c\/li\u003e\n\u003cli\u003eCompact panel-mount design\u003c\/li\u003e\n\u003cli\u003eHigh accuracy voltage monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e0–30V \/ 0–100V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e5V–30V DC (external power required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;100KΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Current\u003c\/td\u003e\n\u003ctd\u003eRed \u0026lt;23mA, Green \u0026lt;18mA, Blue \u0026lt;13mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003e0.56” 3-digit LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefresh Rate\u003c\/td\u003e\n\u003ctd\u003e~300ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eError Margin\u003c\/td\u003e\n\u003ctd\u003e±0.3V (≥10V), ±0.10V (\u0026lt;10V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead Length\u003c\/td\u003e\n\u003ctd\u003e~20cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e48 × 29 × 22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hole\u003c\/td\u003e\n\u003ctd\u003e46 × 27 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C to 65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Colors\u003c\/td\u003e\n\u003ctd\u003eRed \/ Green \/ Blue \/ Orange \/ White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDo NOT use measurement input above 30V for 0–30V mode (damage risk)\u003c\/li\u003e\n\u003cli\u003eFor 0–100V mode, ensure proper configuration and avoid high current on signal line\u003c\/li\u003e\n\u003cli\u003eAlways provide correct external power (5–30V DC) for operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\u003c\/div\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42888473903175,"sku":null,"price":450.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/panelVoltmeter_1.webp?v=1781870181","url":"https:\/\/www.ktechnics.com\/products\/led-digital-voltmeter-0-30v-0-100v-dc-panel-meter","provider":"K-TECHNICS","version":"1.0","type":"link"}