Denko Instruments manufactures Reed & Analog Type Frequency Meters. The Reed & Analog Type Frequency Meters are available in 72mm, 96mm and 144mm size. The rated voltage of this frequency meter is 230 and 440 V.
Denko Instruments is an ISO 9001:2000 certified company that manufactures a wide variety of electrical measuring instruments, watt-meters, power-factor meters, frequency meters, digital panel meters, portable volt-amp meters and many more.