Mag-P.I.E. Model NPT-2520 Shunt Ammeter/Timer Kit


Warranty: 1 Year

Either End Connectors *

Two EE Connectors (optional)


The Mag-PIE model NPT-2520 is clearly a remarkable shunt meter test kit being a complete, full-featured, highly accurate, extremely durable portable calibration instrument capable of certifying the accuracy of any make, or model of low-voltage style magnetic particle inspection equipment in the industry.

It measures AC, FWDC and HWDC current output  of various mag machines and records shot duration times to .01 (seconds) resolution. It functions in Means Averaging, True RMS or Peak modes depending on user preference.  Full scale reading is 25,000 amperes and 9.99 seconds for the shot timer.

The aluminum face-plate bezel is covered with a vinyl overlay that can withstand the toughest environments. The storage pouch comes furnished with a 2–meter BNC test lead, Two EE connectors with bolts, nuts, washers and wrenches are mounted in the test kit lid magnetically to fully equip the test technician.

Additional information

Weight 14 lbs
Dimensions 14.3 × 11.7 × 4.7 in
Either End Connector Set

Either End Connectors set of two


Basic Accuracy        1% ±2 digits

Input conversion Time             250 mS

Input Frequency Range           47 to 63 Hz

Input Conversion Ratio            50 mV / 1000 Amp

Current Digital Display        4 1/2 Digits-LCD Low Pwr

Duration Digital Display       3 1/2 Digits-LCD Low Pwr

Current Range         0-25,000 Amp

Duration Timer Range             0-9.999 Seconds

Shunt Accuracy .1%

Quick Break Response ≤95 mS OK; ≥120mS Fail

Power Source 8– AA Alkaline Batteries

Operating Temperature Range 0 to 48 °C

Case Dimensions 14.3″ × 11.1″ × 4.7″

Case Ingress Protection Rating IP-67

Weight 14.0 Lbs. w/ Shunt