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503 Clamp-On Meters
The Clamp-on Meter Model 503 is a general-purpose professional clamp-on. A strong mechanical case design, quality materials, full ranges and compliance to international safety and quality standards ensure a professional and reliable tool. The Model 503 is auto-ranging, and provides the user with AC Volts, DC Volts, AC Amperes, DC Amperes, resistance, and continuity.

The large and complete 4000-count LCD features comprehensive user interface symbols such as a low battery indicator. It is equipped with a Data Hold function, which freezes the measurement. The Model 503 is compact for comfortable one-handed operation, and the hooked jaw design is easy to maneuver in crowded wiring and breaker panels. The jaw opening for the Model 503 is 1.1" (28mm).

Available for direct purchase on our AEMC Storefront


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Features
  • Compact size - fits into your pocket
  • 400AAC or 400AAC/DC current measurements
  • 600VAC/DC volts measurements
  • Resistance measurements to 400Ω
  • Continuity with beeper below 40Ω
  • Hold function to "freeze" readings
  • Push-button for easy ADC zeroing
  • Large easy-to-read 4000-count display
  • 42-segment bargraph
  • Includes test leads and a soft carrying pouch
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    Applications
  • Industrial, commercial, HVAC and residential troubleshooting
  • Power panel, junction box and battery bank monitoring
  • Electrical testing and troubleshooting on traditional and non-linear leads, such as adjustable speed drives and computers


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