Panel Meter to measure AC frequency (hertz meter) for generators, etc.
This will only be accurate from 220 - 250 volts. Do NOT buy this for 200 - 208 volt application. Contact us.
Quality Yokogawa brand is used on Onan generators and many other applications.  Will also replace ST90HZ45652.

Needle style pointer reads 45-65 HZ.

CLICK this link for dimensional drawing

WARNING: To be installed only with power off and machinery disabled, to prevent injury or death from electric shock!

• Part #: 254350DJDJ