*. High power ring transformers, with low magnetic leak, lower temperature raise, low thermal noise, and stable working condition.
*. Short circuit, over current automatic protection, automatic time delay and recovery, and sound & light alarm.
*. CATV special aluminium alloy housing can remove moisture and heat.
*. Super high protection to thunders, high reliability.
*. Two-way plugs pass AC power and control the output of RF feeding.