Does the Tripp Lite Surge Protector provide protection for telephone lines?

Yes, the Tripp Lite Surge Protector includes telephone line surge suppression, protecting devices such as dial-up and DSL modems, fax machines, and cordless phones.

What is the joule rating of the Tripp Lite Surge Protector and what does it signify?

The Tripp Lite Surge Protector has a joule rating of 1440 joules, which signifies its ability to absorb and protect against power surges, ensuring the safety of connected devices.