220v protector surge

Surge Protector, 208V/220V, hardwired, protects compressor only.

Includes a built in Tax Impulse Filter to eliminate the noise of pulsing signals (generated by the local telephone company to meter the phone line) which can interrupt modem ...

The Line-R is a microprocessor controlled tap changing power conditioner, which automatically corrects brownouts and overvoltages, and stabilizes chronic line voltage variation.