{"product_id":"circuitsense™-instantly-pinpoint-faulty-inductors-without-risk-or-guesswork","title":"CircuitSense™ — Spot Dead Inductors in Seconds Without Lifting a Soldering Iron","description":"\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eSpot a Dead Inductor in Seconds — Without Cracking Open the Board\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eYou've got a phone on the bench with a dead rail. Instead of desoldering coil after coil hunting for the bad one, CircuitSense™ reads the PCB through \u003cstrong\u003eelectromagnetic induction\u003c\/strong\u003e while every component stays where it is. Press the button, watch the LED — \u003cstrong\u003ea healthy inductor lights green, a dead one stays dark\u003c\/strong\u003e. No removal, no second-guessing, no scorched pads.\u003c\/p\u003e\n\u003ch3 style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin: 10px 0 !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/cc04_ad_3fc4953a-636a-49ce-9be5-64f092e8d36d.webp?v=1779668689\" style=\"width: 65% !important; height: auto !important;\" alt=\"Product demonstration\"\u003e\u003c\/h3\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eStop Losing an Hour to Every Dead-Rail Diagnosis\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eYou know the drill. A \"won't turn on\" job hits the bench. The multimeter says nothing useful, the LCR meter needs the coil out of circuit, and now you're warming up the iron for a fault that might be three inductors away. Conventional gear keeps you guessing. \u003cstrong\u003eCircuitSense™ tells you which coil to focus on before you reach for the desoldering iron.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex !important; justify-content: flex-start !important; width: 100% !important;\"\u003e\n\u003cdiv\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cstrong\u003e➤ Scan Live PCBs Without Desoldering:\u003c\/strong\u003e CircuitSense™ reads switching activity on inductors while they sit on the board. Skip the rework, protect the pads, keep the customer's warranty seals intact.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cstrong\u003e➤ Read the Green LED — That's the Whole Workflow:\u003c\/strong\u003e A bright green light means the coil's pulsing normally. No light means you've found the suspect. No screens, no value tables, no calibration.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cstrong\u003e➤ Works on Phone, Laptop, and PC Motherboards:\u003c\/strong\u003e Sized for tiny SMD power coils on iPhone and Samsung boards, plus larger chokes on laptop and console PCBs. One probe, every common board you'll see this week.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin-bottom: 10px;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/hf_20260525_101513_ab05ff5a-f869-401b-841b-1499a17a6716.png?v=1779704381\" alt=\"\"\u003e\u003c\/h3\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eWhy an LED Beats Your LCR Meter on Board-Level Repairs\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eLCR meters measure inductance values — useful at the bench, unreliable on a live board where parallel components throw the reading. CircuitSense™ skips that problem entirely. Its sensor picks up the high-frequency switching pulses a working inductor emits. \u003cstrong\u003eIf the coil is alive, the pulses are there. If it's open or shorted, they're not.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eThat's why it nails dead CPU rails, shorted VRMs, and missing gate-drive signals without you touching a single component. You move faster because you're not guessing — you're reading a binary answer straight off the board.\u003c\/p\u003e\n\u003cdiv style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin-bottom: 10px;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/hf_20260525_101536_d2f8dbfd-25a1-44ee-a75f-c023655e3442.png?v=1779704381\" alt=\"\"\u003e\u003c\/h3\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eWhy Phone Repair Techs Reach for CircuitSense™ First\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eMost pros start skeptical — induction-based testing sounds too simple to be reliable. Then they run it on the next no-power job and find the dead coil before the soldering iron even warms up. The reaction is consistent: \u003cstrong\u003enot a replacement for every tool in the kit, but the first one out of the drawer on any power-rail diagnosis.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cem\u003e\"Figured it was another gimmick. Ran it on a Galaxy board that wouldn't post and it flagged the dead inductor in under a minute. Saved me an hour of guessing.\" — Diego R., independent phone repair\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin-bottom: 10px;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/hf_20260525_101540_e8e9a423-8bdf-4fe2-9971-dfba76ee60f6.png?v=1779704381\" alt=\"\"\u003e\u003c\/h3\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eDiagnose Faster. Protect Boards. Stop Guessing on Power Rails.\u003c\/h3\u003e\n\u003cdiv style=\"display: flex !important; justify-content: flex-start !important; width: 100% !important;\"\u003e\n\u003cdiv\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cstrong\u003e✓ Read Coils In-Circuit, On the First Try:\u003c\/strong\u003e No desoldering, no removed components, no pad damage. Test where the inductor lives.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cstrong\u003e✓ Cut Power-Rail Diagnosis From Hours to Minutes:\u003c\/strong\u003e Sweep across suspects, watch the LED — done before the iron warms up.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cstrong\u003e✓ Built for Daily Bench Use:\u003c\/strong\u003e Compact PCB-style probe, single button, USB-C powered. Stays in the kit, comes out for every \"won't turn on\" job.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eDiagnose a Dead Coil in 3 Quick Steps\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eStep 1: Power down the board completely and discharge any large caps. CircuitSense™ reads switching pulses, so a powered-off board is the safest, cleanest test.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eStep 2: Plug CircuitSense™ into any USB-C source — power bank, phone charger, or your laptop port. Position the probe tip directly over the inductor you want to check.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eStep 3: Press the single button. A green light means the coil is alive. No light means you've located the suspect — confirm with a continuity check and move on to the fix.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/hf_20260525_101509_03d07cca-61f6-463c-9070-d65bac32218d.png?v=1779704381\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin-bottom: 10px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin-bottom: 10px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; background-color: #f2f2f2; text-align: center !important;\"\u003e\u003cstrong\u003eWhy CircuitSense™ Wins\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; background-color: #f2f2f2; text-align: center !important;\"\u003e\u003cstrong\u003eMultimeter + Desoldering\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; background-color: #f2f2f2; text-align: center !important;\"\u003e\u003cstrong\u003eBench LCR Meters\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e\u003cstrong\u003eReads Inductors In-Circuit, No Removal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e❌ Pull every suspect coil off the board\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e❌ Most need components desoldered first\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e\u003cstrong\u003eSingle Button — Green LED Tells You\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e❌ Multi-step probe, swap, retest cycle\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e❌ Reads values, not pass\/fail on live boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e\u003cstrong\u003eSized for SMD Power Coils on Phone Boards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e❌ Iron risks lifting pads on tiny SMD parts\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px; text-align: center !important;\"\u003e❌ Built for bench-side measurement, not in-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eThe Specs Worth Knowing\u003c\/h3\u003e\n\u003cdiv style=\"display: flex !important; justify-content: flex-start !important; width: 100% !important;\"\u003e\n\u003cul style=\"margin: 0 !important; padding-left: 20px; list-style-type: disc; text-align: left !important;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Black PCB finish\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 1.4 × 3.5 × 0.5 inches (approx. 36 × 88 × 13 mm)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 2.8 oz (80 g)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: USB-C input (cable not included)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eIndicator\u003c\/strong\u003e: Single green status LED\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Phone, laptop, console, and PC motherboard inductors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eQuick Answers Before You Add to Cart\u003c\/h3\u003e\n\u003cdiv style=\"display: flex !important; justify-content: flex-start !important; width: 100% !important;\"\u003e\n\u003cdiv style=\"text-align: left !important;\"\u003e\n\u003cdiv style=\"margin-bottom: 10px !important;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 10px 0 !important;\"\u003eWill it work on tiny SMD coils inside modern phones?\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.5; margin: 0 0 10px 0 !important;\"\u003eYes. The probe tip is sized for SMD power inductors on phone boards — iPhone, Samsung, Pixel, and similar. Hover the tip directly over the coil and read the LED.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 10px !important;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 10px 0 !important;\"\u003eDo I need to desolder the inductor first?\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.5; margin: 0 0 10px 0 !important;\"\u003eNo. That's the whole point. CircuitSense™ reads switching activity through electromagnetic induction while the coil stays soldered in place.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 10px !important;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 10px 0 !important;\"\u003eCan I test while the board is powered on?\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.5; margin: 0 0 10px 0 !important;\"\u003ePower the board off first. Live tests are unsafe for the device and produce unreliable readings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 10px !important;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 10px 0 !important;\"\u003eWhat powers the device?\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.5; margin: 0 0 10px 0 !important;\"\u003eUSB-C. Use any phone charger, power bank, or laptop port. The USB-C cable is not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 10px !important;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 10px 0 !important;\"\u003eAre the readings reliable, or do I still need a multimeter?\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.5; margin: 0 0 10px 0 !important;\"\u003eA green light means the coil is pulsing, which means it's alive. No light usually means a dead, open, or shorted coil — always confirm with a continuity check before replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 10px !important;\"\u003e\n\u003ch4 style=\"font-weight: bold; margin: 0 0 10px 0 !important;\"\u003eIs this only for pros, or can hobbyists use it?\u003c\/h4\u003e\n\u003cp style=\"line-height: 1.5; margin: 0 0 10px 0 !important;\"\u003eBoth. Single-button operation makes it approachable for hobbyists; in-circuit speed makes it a daily driver for repair shops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex !important; justify-content: center !important; width: 100% !important; margin-bottom: 10px;\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/hf_20260525_101522_586c408e-1e30-46b8-a305-5e67e95773d7.png?v=1779704381\" alt=\"\"\u003e\u003c\/h3\u003e\n\u003ch3 style=\"margin: 0 0 10px 0 !important; text-align: center !important;\"\u003eOne Tool. Cleaner Diagnostics. Fewer Boards Ruined Hunting for Dead Coils.\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 10px 0 !important; text-align: left !important;\"\u003eCircuitSense™ pays for itself the first time it spots a dead coil before you wreck the pads digging it out. Add one to the bench kit. If it doesn't earn a permanent spot in the drawer, send it back — we'd rather refund than have it gather dust.\u003c\/p\u003e","brand":"Arvilaro","offers":[{"title":"Default Title","offer_id":53974013411661,"sku":"LB20336805*2","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0880\/2936\/4557\/files\/hf_20260525_101505_13776825-d308-4c96-af55-098fa345ef35.png?v=1779704381","url":"https:\/\/arvilaro.com\/products\/circuitsense%e2%84%a2-instantly-pinpoint-faulty-inductors-without-risk-or-guesswork","provider":"Arvilaro","version":"1.0","type":"link"}