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Power Probe MAESTRO

Power Probe


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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, and communication-circuits. The large LCD color display makes for easy viewing in direct sunlight or complete darkness. The Maestro wirelessly pairs with our Power Probe Tek App. This allow for a wireless remote display as well as data streaming or recording. All of this information can be emailed, exported or simply saved for future reference. The Power Probe Tek app is available for iOS and Android platforms.

Product Specifications

Min Operating Voltage 9 VDC
Max Operating Voltage 30 VDC
Max Tip Voltage 450 Volts
Probe Tip Resistance to Ground 350 K Ohms
Computer Safe 0.1 mA floating tip
Voltage Measurement -100 to 200 VDC/VAC
Voltage Resolution -99.99 to 99.9 V - 0.01 (10mV) / 100.0 -
Glitch Capture >380uS Min Pulse Width
Power Feed Test < 30 mA
Resistance Measurement 0.1 Ohms to 10K Ohms
Frequency Measurement 1 Hz to 9999Hz
Fuel Injector Mode LED Flash @ Min 35 V @ 100 uS Pulse
Red LED Response Within 0.5 V BATT V in Voltmeter Mode and >10 Ohms in Power Feed Test Mode
Green LED Response < 10 Ohms in Both Power Feed Test Mode and Voltmeter Mode and <.5 V in Voltmeter Mode
Circuit Breaker 8 Amp Thermal - Auto Reset


Typical Response
8 amps 10amps 15amps 25amps Short Circuit
No Trip 20min 6 sec. 2 sec. 0.3 sec.

circuit breaker photo maestro

pdf iconProduct Manual