Electrical Management System (EMS) helps to protect your RV against voltage fluctuations, power surges and incorrectly wired shore power which can cause severe and costly damage to RV appliances and electronics. Feel secure with multi-mode surge, voltage, polarity and lost/open neutral protection. Each unit includes a digital display scrolling continuously through the power source information. A state-of-the-art microprocessor provides peace of mind, day or night, even when you're away from your RV. Over/Under voltage Protection. Open ground, open neutral and reverse polarity detection. Open ground, open neutral and reverse polarity protection. Accidental 240-Volt protection. Miswired pedestal indication. Surge failure indicator. Amperage meter display. Previous error code. A/C frequency protection. Time delay (136-seconds). Adjustable time delay. Thermally protected. Built-in scrolling digital display. Field serviceable. UL Certified and Canadian approved. Lifetime warranty. Helps to protect your RV against voltage fluctuations, power surges and incorrectly wired shore power. Feel secure with multi-mode surge, voltage, polarity and lost/open neutral protection. Includes a digital display scrolling continuously through the power source information.

• Over/under voltage protection, open ground, open neutral and reverse polarity detection, open ground, open neutral and reverse polarity protection, accidental 240-Volt protection, miswired pedestal indication, surge failure indicator, amperage meter display, adjustable time delay, thermally protected, UL certified and Canadian approved, lifetime warranty
• 30 Amp / 50 Amp
• 120-Volt/240-Volt
• State-of-the-art microprocessor provides peace of mind, day or night
• Customer Care: 1-800-307-6702