MarMonix MVD 145 Non-Contact Voltage Detector
MarMonix MVD 145 Voltage Detector behind
MarMonix MVD 145 Voltage Detector side
MarMonix MVD 145 Voltage Detector box and batteries
MarMonix MVD 145 Voltage Detector front
MarMonix MVD 145 Voltage Detector rear
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    MarMonix MVD 145 Non-Contact Voltage Detector
    MarMonix MVD 145 Voltage Detector behind
    MarMonix MVD 145 Voltage Detector side
    MarMonix MVD 145 Voltage Detector box and batteries
    MarMonix MVD 145 Voltage Detector front
    MarMonix MVD 145 Voltage Detector rear

    MarMonix MVD 145 Voltage Detector | 12–1000 V AC, NCV, LED & Buzzer Alarm

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    • Dual Mode: Switch between 12–1000V and 48–1000V AC testing.

    • Safe Detection: Non-contact live AC voltage checking.

    • Clear Alerts: Real-time LED and loud buzzer feedback.

    • Work Light: Built-in LED flashlight for dark spaces.

    • Pocket Sized: Ultra-lightweight 33g pen-style design.

    • Pro Rated: CAT III 1000V certified with auto-off.

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    Description

    MarMonix MVD 145 Voltage Detector – Dual Sensitivity Non-Contact Tester

    The MarMonix MVD 145 Voltage Detector is a compact, user-friendly non-contact tester designed for quick and safe AC voltage detection. With dual sensitivity (12–1000 V AC high / 48–1000 V AC low), it ensures flexibility across residential, commercial, and industrial environments.

    Its intuitive LED and buzzer feedback system provides clear real-time alerts, while the built-in flashlight improves usability in dimly lit conditions. Lightweight and portable, the MVD 145 is a must-have tool for electricians, technicians, and maintenance professionals.

    MarMonix MVD 145 Key Features

    Before diving into the specifications, it’s important to highlight that the MVD 145 Voltage Detector balances accuracy, safety, and convenience:

    • Dual sensitivity: detects AC voltage from 12–1000 V or 48–1000 V

    • Audible & visual alarms: buzzer + LED indicators for real-time notification

    • Non-contact operation: enhances safety with zero direct conductor contact

    • Flashlight included: bright LED ensures usability in dark areas

    • Auto power-off: conserves battery life during inactivity

    • Compact & portable design: only 33 g with 2 × AAA batteries

    • High safety rating: CAT III 1000 V certified

    Technical Specifications MarMonix MVD 145 Voltage Detector

    Specification Details
    AC Voltage Range High sensitivity: 12–1000 V / Low sensitivity: 48–1000 V
    Frequency 50 / 60 Hz
    Indication Sound & light dual alarm
    Flashlight Yes (LED)
    Automatic Power Off Yes
    Low Battery Alert Yes
    Operating Temperature –10 °C ~ 50 °C
    Storage Temperature –40 °C ~ 70 °C
    Altitude ≤2000 m
    Safety Rating CE CAT III 1000 V
    Power Supply 2 × 1.5 V AAA batteries
    Dimensions 160 × 28 × 23 mm
    Weight 33 g (without batteries)

    MarMonix MVD 145 Voltage Detector Applications 

    The MarMonix MVD 145 Voltage Detector is widely used across multiple industries and scenarios:

    • Electricians: fast voltage detection in outlets, switches, and wiring

    • Maintenance teams: ensuring safety during equipment servicing

    • DIY users: safe and reliable home electrical troubleshooting

    • Industrial inspections: checking power lines, control panels, and machinery

    • Construction sites: verifying live wires before installation or repair

    Contents of the MarMonix MVD 145 Voltage Detector box

    • Color box
    • One user manual
    • User instructions
    • Certificate of Conformity
    • Warranty card
    Downloads

    Downloads

     

     

    Reviews (39)

    39 reviews for MarMonix MVD 145 Voltage Detector | 12–1000 V AC, NCV, LED & Buzzer Alarm

    1. Carlos_Ruiz –

      very sensitive mvd145 pen but sometimes it picks up static if you rub it too hard against your jacket

    2. Gábor_F –

      perfect size it weighs nothing so the mvd-145 sits right in my top pocket all day long

    3. Hans_Electric –

      best ncv pen i have owned the dual sensitivity on the marmonix mvd_145 is a game changer

    4. Reza_R –

      the flashlight feature on the mvd-145 saved me when the power was cut in the basement

    5. Liam “Volt” Davies –

      works well but the flashlight on the mvd-145 could be a bit brighter in dark panels still very useful

    6. Kenji_S –

      the green to red color change on the mvd-145 makes it idiot proof when working with live power

    7. Akiro_Sato –

      excellent ncv tester the mvd 145 makes distinguishing live from neutral incredibly easy

    8. Fatima_Z –

      top notch safety tool mvd-145 gives me confidence before i start cutting into any old wiring

    9. Niklas_Berg –

      the mvd_145 is a nice pen tester but the beep scares me sometimes because its so loud in quiet rooms

    10. Amira_Home –

      highly recommend the mvd 145 for any diy guy it keeps me safe when changing light switches

    11. Thomas_Watt –

      love the mvd145 overall but it took me a minute to figure out how to switch sensitivity modes initially

    12. Tuan_Maintenance –

      the dual mode on the mvd145 is exactly what i needed for tracing both mains and doorbell wires

    13. Maria_Diag –

      safe reliable and easy to use mvd 145 is simply the best non contact tester i have tried

    14. Chen_W –

      fast delivery and the mvd 145 works flawlessly out of the box highly recommended

    15. Javier_Gomez –

      i use the mvd 145 daily for hvac work and the low sensitivity mode is perfect for control wires

    16. Zahir_Abbas –

      accurate detection every single time the mvd-145 is my new favorite troubleshooting tool

    17. Sven_HV_Tech –

      bought five mvd 145 units for my crew and everyone loves how lightweight they are

    18. Sanjay_G –

      auto power off is great because i always forget to turn my mvd-145 off after a job

    19. Svetlana_M –

      accurate and fast the marmonix mvd145 picked up the voltage through thick insulation without a problem

    20. Lars_Jensen –

      amazing value for a cat iii rated tool the mvd 145 is exactly what our maintenance team needed

    21. Volt_Hunter –

      simple and reliable the red light on the mvd_145 is super bright so you cant miss a live wire

    22. Omar_Al_Farsi –

      works great and the mvd_145 is very cheap for the quality but the led light button is a bit small

    23. DIY_Dave –

      very sensitive on the 12v setting makes finding low voltage wires a breeze with this mvd145

    24. Fatima_Al_M –

      fast shipping to dubai the mvd 145 feels sturdy and the beep is nice and loud

    25. Joao_The_Spark –

      brilliant little tool the marmonix mvd 145 is a must have for any homeowners toolbox

    26. Linda_DIY –

      very fast response time the mvd 145 doesnt lag at all when you touch it to a live wire

    27. Elena_P –

      good performance from the mvd_145 but i wish the instructions had larger print for older eyes

    28. Min-Jun_K –

      works perfectly but delivery took a whole week to reach me so rating the mvd145 three stars

    29. Ingrid_Tech –

      great tool for the price mvd 145 does the job but the plastic feels slightly smooth so it slips if my hands are greasy

    30. Marc_Tech –

      the mvd_145 is accurate but i prefer a rubberized grip rather than the hard plastic body for sweaty hands

    31. Oliver_Ohm –

      great pocket tester the marmonix mvd 145 survived a drop from my ladder and still works perfectly

    32. Budi_S –

      good mvd-145 voltage detector but the pocket clip feels a bit stiff at first to slide onto my pocket

    33. Piotr_Kowalski –

      solidly built mvd145 but the battery cap is a little tricky to twist off when wearing work gloves

    34. Ali_Dubai_Electric –

      i trust my life with the marmonix mvd_145 cat iii rating gives me real peace of mind on site

    35. Nina_Inspector –

      the mvd145 functions great but the 12v high sensitivity mode is almost too sensitive and picks up everything nearby

    36. Diego_Moretti –

      very handy that the mvd 145 uses standard aaa batteries instead of those annoying button cells

    37. Boris_K –

      exactly as described the mvd 145 is sensitive bright and loud everything a pro needs

    38. Sparky_Joe –

      great little tool the mvd 145 is always in my shirt pocket for quick checks

    39. Chloé_Tech –

      the tester itself is fine but the mvd 145 arrived with a crushed box so i cant give it 5 stars

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