{"product_id":"digital-circuit-tester-bil-lastbil-6-24v","title":"Digital Circuit Tester for Car and Truck 6-24V","description":"\u003ch2\u003e6–24V Car \u0026amp; Truck Voltage Tester – Digital Display (Electrical Test Pen)\u003c\/h2\u003e\n\u003cp\u003eA handy and lightweight voltage tester for troubleshooting vehicle electrical systems. This \u003cstrong\u003e6–24V Car\/Truck Voltage Circuit Tester\u003c\/strong\u003e features a \u003cstrong\u003edigital display\u003c\/strong\u003e for clear readings and a \u003cstrong\u003elightweight plastic construction\u003c\/strong\u003e, making it easy to handle even in tight spaces. Suitable for electrical systems from \u003cstrong\u003e6V to 24V\u003c\/strong\u003e – perfect for passenger cars, light trucks, and other vehicles with 6–24V DC systems. Supplied in \u003cstrong\u003eblister packaging\u003c\/strong\u003e that protects the product and makes it easy to hang in a store or store away.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage range (6–24V DC):\u003c\/strong\u003e for troubleshooting in most vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital display:\u003c\/strong\u003e quick, clear voltage display at the test point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight and durable:\u003c\/strong\u003e plastic body reduces fatigue during repeated use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick battery\/system check:\u003c\/strong\u003e helps you verify power, ground, and simple circuit faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical packaging:\u003c\/strong\u003e supplied on a \u003cem\u003eblister card\u003c\/em\u003e for protection and easy handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage tester \/ electrical test pen for vehicles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6–24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLightweight plastic construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCar, light truck, and other 6–24V DC vehicle systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackaging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlister card (blister packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTypical Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eQuick check of battery and supply voltage (12V\/24V).\u003c\/li\u003e\n\u003cli\u003eTroubleshooting fuses, lamp circuits, relay feeds, and break points.\u003c\/li\u003e\n\u003cli\u003eVerify ground points (chassis\/negative connection).\u003c\/li\u003e\n\u003cli\u003eCheck for voltage presence at sensors and connectors (basic troubleshooting).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Use the Voltage Tester (Quick Guide)\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare:\u003c\/strong\u003e Ensure the vehicle has a 6–24V DC system and that ignition\/locking is in the correct position for the circuit you are testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGround:\u003c\/strong\u003e Attach the tester according to the product's grounding\/reference instructions (e.g., to chassis\/(-) depending on the model).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest:\u003c\/strong\u003e Touch the test point with the probe to read the voltage on the digital display.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterpret:\u003c\/strong\u003e Compare the measured value with the expected system voltage (approx. 12–14V in 12V systems, approx. 24–28V in 24V systems when charging).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Remove the probe before starting work on the circuit and disconnect power if necessary.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × 6–24V digital vehicle voltage tester (supplied in blister packaging)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSafety \u0026amp; Advice\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOnly for \u003cstrong\u003eDC vehicle systems (6–24V)\u003c\/strong\u003e. Do \u003cstrong\u003enot\u003c\/strong\u003e use on household AC or high-voltage circuits.\u003c\/li\u003e\n\u003cli\u003eAvoid direct testing on the high-voltage side of the ignition system.\u003c\/li\u003e\n\u003cli\u003eAlways work with good grounding and a stable contact point for reliable readings.\u003c\/li\u003e\n\u003cli\u003eDisconnect power supply before making permanent interventions in the electrical system.\u003c\/li\u003e\n\u003cli\u003eAlways follow vehicle manufacturer's wiring diagrams and safety regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it work on both 12V and 24V vehicles?\u003c\/summary\u003e\n\u003cdiv\u003eYes, the voltage range is 6–24V DC, covering both 12V and 24V systems.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use it to test fuses?\u003c\/summary\u003e\n\u003cdiv\u003eYes, you can quickly see if there is voltage on both sides of a fuse when the ignition\/circuit is activated.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDoes it show the exact voltage level?\u003c\/summary\u003e\n\u003cdiv\u003eYes, the digital display shows the voltage value at the test point within the tool's intended use.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs it suitable for trucks?\u003c\/summary\u003e\n\u003cdiv\u003eYes, it supports 24V systems and can be used in light trucks and other 24V vehicles.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I check for ground faults with it?\u003c\/summary\u003e\n\u003cdiv\u003eYou can indicate if voltage is missing due to poor ground by comparing different ground points and positive feeds.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need batteries for the tool?\u003c\/summary\u003e\n\u003cdiv\u003eNo, the voltage tester is powered by the circuit being measured (no separate battery supply required).\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan it be used on motorcycles?\u003c\/summary\u003e\n\u003cdiv\u003eYes, if the motorcycle has a 6–24V DC system. Always check the system voltage before testing.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs it waterproof?\u003c\/summary\u003e\n\u003cdiv\u003eIt is designed for normal workshop environments. Avoid moisture and rain – keep the tool dry for safe measurements.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it come in gift packaging?\u003c\/summary\u003e\n\u003cdiv\u003eIt is supplied on a \u003cem\u003eblister card\u003c\/em\u003e (blister packaging) that protects the product and is easy to handle.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eCan I use it on AC 230V at home?\u003c\/summary\u003e\n\u003cdiv\u003eNo. It is only for 6–24V DC in vehicles. Do not use on household AC or high-voltage circuits.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cp style=\"margin-top: 1.25rem; color: #666; font-size: 0.95em;\"\u003eLast updated: November 12, 2025\u003c\/p\u003e","brand":"Felkodsläsare","offers":[{"title":"Default Title","offer_id":54177163149580,"sku":"FEL-D0158","price":11.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/H37a56dac424944c286285d70ce08bb5cu_a14fe164-498a-4cdb-9bfc-aea4a1495dae.png?v=1766928311","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/digital-circuit-tester-bil-lastbil-6-24v","provider":"Felkodsläsare","version":"1.0","type":"link"}