Select your business area

We use this information to provide content associated with segment of your choice.
You can change your selection any time.

The EQ is a versatile quadratic moving iron instrument for measuring AC currents and AC voltages within the range 16 to 65 Hz. Measuring true RMS, the EQ instruments have been designed, produced and tested according to the present standards. They are available in four different sizes - 48, 72, 96 and 144 mm (EQ48, EQ72, EQ96 and EQ144) - but can also be adapted to suit customization requests.


EQ (V)

  • Voltage meter.
  • 40 to 800 V, 16 to 65 Hz.

EQ (A)

  • Ammeter.
  • 1 to 60 A, 16 to 65 Hz.


Type Item number
EQ48 2961110420
EQ72 2961110720
EQ96 2961110920
EQ144 2961111420
  • Accuracy class: 1.5
  • 90 ° pointer deflection
  • IP52 (IP54 on request)
  • Customized and exchangeable scale available for 90 °
  • Measuring range: 40 to 800 V (Q48: 40 to 300 V), 1 to 60 A (Q48: 1 to 40 A)

Looking for software, documentation or whitepapers?

A unique trademark of DEIF for decades, we offer complimentary unrestricted access to software updates, technically detailed product documentation along with educational and inspirational whitepapers on industry-relevant topics of tomorrow.