Starting at

Usually ships in 3-5 business days [?]


Need Help? Call 1-800-884-4967
Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET


  • 4000 display count
  • AC Current: 20.00A, 200.0A
  • AC Voltage: 4.000V, 40.00V, 400.0V, 600V
  • DC Voltage: 400.0mV, 4.000V, 40.00V, 400.0V, 600V
  • Resistance: 400.0Ω, 4.000kΩ, 40.00kΩ, 400.0kΩ, 4.000MΩ, 40.00MΩ
  • Frequency: 10 Hz to 10kHz
  • Capacitance: 40.00nF, 400.0nF, 40.00μF, 100.0μF
  • Temperature: -4 to 1400°F (-20 to 760°C)
  • Duty Cycle: 0.5 to 99.0%

The Extech MA250 200A AC clamp meter has a built-in non-contact voltage detector with LED alert. The 1.2" (30mm) jaw size on the Extech MA250 is ideal for conductors up to 500MCM and there is a 4000 count, backlit LCD display.

The Extech MA250 AC clamp meter + NCV multimeter functions include AC/DC voltage, resistance, capacitance, frequency, temperature, duty cycle, diode and continuity measurement. The Extech MA250 AC clamp meter has a relative mode for capacitance zero and offset adjustment. Other features include data hold, MIN/MAX and auto power off.

The Extech MA250 AC clamp meter ships complete with test leads, temperature probe (-22 to 572°F /-30 to 300°C), two AAA batteries and carrying case.

Extech TL803 Standard Test Leads
Standard replacement test leads, compatible with most multimeters
Extech TL805 Double Injected Test Leads
Professional grade, double coated PVC lead wires
Extech Alligator Clips
CAT III-1000V rated alligator clips
Extech TL808 Professional Test Lead Kit
8-piece professional test lead kit with CATIII-1000V safety rating
Extech TL810 Electrical Test Lead Kit
8-piece, versatile, CAT III-1000V rated testing kit