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EMF300: Microwave Leakage Detector

Compact Microwave Leakage Detector for Measuring High Frequency Radiation Levels

View Datasheet > EMF300


The EMF300 is a compact microwave leakage detector for measuring high frequency radiation levels. It’s easy-to-use, compact microwave leakage detector designed to measure high frequency radiation levels emitted from household and commercial microwave ovens. 0 to 1.999mW/cm² measurement range. Audible alarm and overrange indicator. The EMF300 is complete with 9V battery.

Additional information


LCD display Display size 40 x 25mm (1.6 x 1.0") Digit height 12mm (0.5")

Peak Hold

Captures the highest reading when engaged

Measurement ranges

0 to 1.999 mW/cm²


<2db (1mW/cm² @ 2.45GHz ±50MHz)

Alarm Setting

Audible alarm if level is >1mW/cm²

Power supply

9V Battery

Power consumption

2.7mA DC approximate

Operating Frequency

2.45 GHz ±50MHz (30MHz to 3GHz for reference only)

Operating conditions

Temperature: 0 to 50o C (32 to 122o F); Humidity:< 80% RH


152 x 69 x 36.3mm (6.0 x 2.7 x 1.4")

Sensor size

50mm (2"); located on the rear of the instrument directly behind the LCD display


Approx. 202g (7.1 oz.)

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