Subscribe to our newsletter

Extech EMF450: Multi-Field EMF Meter

Measures Magnetic Field, Electric Field and Radio Frequency Strength

View Datasheet > EMF450


The EMF450 is a convenient 3-in-1 EMF meter which simultaneously measures and displays Magnetic Field, Electric Field and Radio Frequency Strength. Ergonomic pocket-sized design with an easy-to-navigate menu. Large vivid color TFT display shows digital readings, bargraphs, and trending graph. Magnetic Field, Electric Field, and Radio Frequency (RF) Strength merasurements. Store up to 20 RF historical records. Data Hold and Auto Power Off with disable feature. Complete with 3 AAA batteries and USB power supply cable.

Additional information

Magnetic Fields (50/60Hz)

20/200/2000mG 0.02/0.1/1mG ±(15%+100 digit) 2/20/200μT 0.02/0.1/1μT

Electric Fields (50/60Hz)

50V/m to 2000V/m

RF Strength (50MHz to 3.5GHz)

0.02uW/m² to 554.6mW/m² 0.02μW/m² 0.02uW/cm² to 55.4uW/cm² 0.002μW/cm² 36.1mV/m to14.46V/m 0.2mV/m 0.02mA/m to 38.35mA/m 0.2μA/m -51dB to 16dBm 2dB ±2dB at 2.45GHz

Dimensions/ Weight

4.5 x 2.4 x 0.8" (115 x 60 x 21mm)/ 4.2oz (120g)

Please leave your details below so we can get in touch with you.

Contact Info