4.5" rectangular analog panel AC Frequency Meter consist of a popular industrial styled, high impact ABS case and PC cover.

● Measuring Ranges: 45~55 Hz, 45~65 Hz, 55~65 Hz.
● Rated Voltage: 120V, 240V.
● Accuracy: ±2% full scale value.
● Dials: Black lettering on white background.
● Pointer: Knife-type, black.
● Case: ABS case and PC cover.
● Mounting: Four studs mounting. Supplied bezel and mounting hardware enable quick, trouble-free installation.