The Power Probe Maestro is a cutting edge circuit tester designed for professional automotive diagnostics. As part of the Pro Series, it features advanced multimeter functions, diagnostic modes, and an easy-to-read color LCD display housed in a rugged, dust- and water-resistant casing.
With scope-like trace mode, DC and AC voltmeter capabilities, and fuel injector testing, the Maestro simplifies troubleshooting for motors, lights, relays, sensors, wires, and communication circuits. It operates on 12V and 24V systems, offering precise voltage, resistance, and frequency measurements.
Additionally, the Maestro pairs wirelessly with the Power Probe app, enabling remote display, data streaming, and recording for enhanced diagnostics.
Files can be emailed, exported or simply saved for future reference.
Easily verify correct operation of:
- Motors
- Lights
- Relays
- Sensors
- Wires
| SKU | ETPPMA |
| Barcode # | 9321280408135 |
| Brand | Power Probe |
| Product weight | 1.1200kg |
| Shipping weight | 1.120000kg |
24 Months
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Power Probe Current Measuri
An adaptor for measuring DC currents up to 20A (and as low as 1 milliamp). Displays current in realtime. This adaptor works with all Power Probe circuit testers!
- Measures up to 20A DC
- Measures as low as 1 milliamp
- Displays Min / Max
- Backlit LCD
Power Probe Pulse Width Mod
The PPPWM is an adapter that is plugged into Power Probe circuit testers with 4mm banana plugs (such as THE MAESTRO / PP4 / PP3 / PP3EZ etc).
The adapter can be set for the output 0-100% pulse width drive waveform by pressing the key. Ideal for automotive applications such as automotive fan circuit detection, to find the part of the circuit failure, in order to replace and repair.
Duty cycle adjustable 5% - 100%.
For 12V / 24V use. 10A max continuous output.
Power Probe Penetrator Tip
The Power Probe Tungsten Penetrator Tip is a durable probe tip designed for enhanced electrical contact. Made from tough tungsten metal, it is three times stronger than standard probe tips, allowing it to penetrate corrosion, oxidation, and rust for reliable testing. Compatible with Power Probe 3, 3EZ, 4, Maestro, and Basic models, it ensures stable readings for automotive diagnostics.
- Compatible with all current Power Probes with removeable tip
- Standard 4mm banana jack
Power Probe Fuse Monitor
The Power Probe Fuse Monitor is designed to locate / isolate which circuit parasitic draw lies by measuring current across fuses without removing them. The PPFUSE can be used on Maxi, Mini, & ATC fuses with a maximum Amp rating of 80A. The Fuse Monitor calculates amp draw based on fuse size in real time. The PPFUSE is USB-C rechargeable, comes with a belt clip, has replaceable tips, and a work light.
- Locate parasitic draw across fuses
- The top of the tool shows inactive, active, or open for quick fuse diagnosis
- Accurately measures current without removing the fuse
- Ability to read Maxi, Mini, & ATC fuses up to 80A
- Belt clip
- Flashlight
- Replaceable tips
- Pair with the PPDRAW monitor to quantify parasitic draw and use the fuse monitor to isolate the source
- USB-C rechargable (420mAh lithium battery)
- Live current reading display (A)
- Screen hold
- Screen brightness control
- Accuracy down to 1mA
- Magnetic backing
- Auto rotating screen
- Auto shut-off
Power Probe Draw & Fuse Mon
PPDRAW + PPFUSE Combo Pack - Diagnose Smarter, Save More Take full control of automotive diagnostics with this powerful pairing. The PPDRAW Draw Monitor connects via OBDII to supply 12V power, monitor battery voltage, and detect leakage currentÑplus it backs up vehicle memory during battery replacement. Pair it with the PPFUSE Fuse Monitor to track down parasitic draws across circuits with real-time amp readings, no fuse removal required.
Together, they offer unmatched accuracy, convenience, and mobilityÑeverything you need to monitor, diagnose, and repair electrical issues fast. Save by bundling both tools and streamline your diagnostic game .
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Power Probe 3 Kit
The original Power Probe 3 uses a 20ft cable which attaches to the vehicle's battery, allowing the user to perform an electrical test anywhere in, or around the vehicle. The PP3 is a Voltmeter and Continuity Tester, with Audible & Visual indicators along with two LED headlights to light up your work area. This circuit tester also supplies Battery Voltage or Ground to activate components. This powerful time-saver tool is perfect for every level of technician.
- Voltmeter and Continuity Tester
- Relay & component tester
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- Audio tone 20' Jumper lead
- Works on 12-24V sources
- Protected by 8 Amp circuit breaker
Power Probe 3EZ | Carbon Fi
Perform battery checks, charging system checks, fuse checks, voltage checks, component tests...
All at the flick of the switch, while being guided through with our two NEW menu options: EZLEARNING and EZDIAGNOSTIC.
- New larger LCD screen
- Upside down? No problem! New flip screen feature
- Menu driven. Makes navigating a breeze
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Power Probe 3EZ Kit
The Power Probe PP3EZ includes all the powerful testing modes and features of the Power Probe III plus now includes 2 new modes - EZ Learning Mode and EZ Diagnostics Mode. The PP3EZ speeds you through the diagnosing of 12 to 24 volt automotive electrical systems. After connecting the PP3EZ's clips to the vehicle's battery, the automotive technician can determine at a glance, the voltage level and the polarity of a circuit without running for a voltmeter or reconnecting hook-up clips from one battery pole to the other. The power switch allows the automotive technician to conduct a positive or negative battery current to the tip for activating and testing the function of electrical components without wasting time with jumper leads.
- New larger LCD screen
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Power Probe 3EZ Master Kit
The Power Probe PP3EZKIT is an all-in-one automotive diagnostic kit designed to streamline fault-finding and component testing. It allows you to power up and activate components directly, trace wiring and circuit faults with precision, and expand troubleshooting capability using advanced probe tips and accessories. Ideal for fast, accurate electrical diagnostics across modern vehicle systems.
- Quickly Locate Short and Open Circuits - pinpoint wiring faults with speed and precision, drastically reducing diagnostic time.
- Complete Diagnostic Kit - Includes both the PP3EZ Power Probe for activating and testing circuits and the ECT3000 Circuit Tracer for fault finding in hard to reach wiring, providing a comprehensive all in one testing solution.
- Activate Components with Power or Ground - apply power or ground directly to components, enabling instant functional checks without back probing or jumper wires.
- Includes Tip Adapters - two essential adapters for current measurement (PPAMP) and PWM signal testing (PPPWM), expanding diagnostic capability for modern automotive systems.
Power Probe 4
The Power Probe 4 is a multi-use Circuit Tester with built-in diagnostic power.
This tool simplifies the testing of fuse boxes, verifies correct operation of motors, lights, relays, sensors, wires, communications circuits and computer drivers. The large LCD colour display makes viewing live test information and mode selection simplified in even direct sunlight or complete darkness.
- Supplies Power and Ground
- Digital voltmeter with Min/Max voltage capturing
- 20 ft power lead
- Tests for bad grounds / short circuits
- Powered by vehicle battery
- Gold plated brass probe tip
- Directed LED head lamps to illuminate test area
- Ohmeter / Frequency
- Pulse width (+tive & -tive)
Additional diagnostic modes:
- Petrol fuel injection tester
- PCM / ECM driver tester
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Power Probe 4 Master Kit
The Power Probe 4 Master Combo Kit combines the Power Probe 4, ECT3000 and various accessories to provide the ultimate combination of diagnostic and circuit-testing capabilities.
The Power Probe 4 provides simplified testing of Motors, Lights, Relays, and Sensors, and even Fuel Injectors. Also, like all Power Probe circuit-testers, it supplies Power and Ground for functional component testing on or off the vehicle. The ECT3000 will help you trace short and open circuits quickly and accurately.
