Progressive Industries Electrical Management System Hardwire 50A w/Digital
[S069-552750]

Electrical Management System (EMS) helps to protect your RV against voltage fluctuations, power surges and incorrectly wired shore power which can cause sever 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 peach of mind, day or night, even when you're away from your RV.
Product Specs:
Surge Protection: 5-Mode / 3,580J / 88,000A
Ratings: 50A / 120V/240V / 12,000W
Operating Temperatures: -40C to +105C
Product Dimensions: 9" W x 5" H x 4" D