We specialize in Current Sensors, CT Sensors, and Measuring Instruments.

AC/DC Clamp Meter/Leakage Clamp Meter

M-250 AC/DC Mini Digital Clamp Tester (CE)40mmφCT, ACA, DCA

AC/DC Current, 200A/1000A, 40mmφ CT (CE)


40mmφCT window and ultra compact size.
Data-hold function. Especially useful when working in dark or hard to get areas.
Conform to IEC safety requirements.
Wide current measurements from AC/DC 0.1A to 1000A.

39 available in stock as of August 06, 2020

Sampling 2 times/sec
Polarity "-" sign for negative polarity
Withstanding Voltage AC 3700V 1 minute max. (Between the core of CT and outer case)
Storage Temperature -10℃ to 60℃, 70%RH max. ( Without condensation )
Accuracy (23℃±5℃, 80%RH or less)
Range/Input range/Accuracy
AC 200A/0~199.9A/±1.5% rdg±5 dgt(50/60Hz)
AC1000A/0~1000A/±1.5% rdg±5 dgt(50/60Hz)
DC 200A/0~199.9A/±1.5% rdg±5 dgt
DC1000A/0~1000A/±1.5% rdg±5 dgt
Operating Temperature 0℃ to 40℃, 80%RH max. ( Without condensation )
Power supply 1.55V (SR-44, LR-44)×2
Power consumption 7mW
Weight Approx. 170g
Safety standard IEC 61010-1, IEC 61010-2-032
Installation CategoryⅡ600V or CategoryⅢ300V.
Jaw opening capability 40mmφ
Size 68.5(W)×175(H)×23(D)mm
Accessories Soft case:1
Instruction manual:1
Batteries LR-44(1.55V):2
Display 3.5 digit LCD, max. reading of 1999
Over range indication Blanking of all digits except MSD 1
Data hold indication "DH" mark on LCD
Low battery indication "B" mark on LCD
E.M.C. standard EN 61326
Measuring method Dual slope integration mode
Battery life SR-44 (30 hours), LR-44 (16 hours)
Range AC/DC 0~200A/1000A, 2 ranges manual
Maximum indication 1999