Progressive Industries EMS-HW30C Hardwired 30A RV Surge Protector


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 & Reverse Polarity Detection

  • Accidental 240V 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

  • Remote Display w/Scrolling Digital Display

  • Field Serviceable 

  • UL Certified and Canadian Approved

  • Lifetime Warranty

Product Specs

Surge Protection- 3-Mode / 1,790J / 44,000A max current spike

Response time- < 1 nanosecond (10⁻⁹ second)
Ratings- 30A / 120V / 3,600W
Operating Temperatures- -40C to +105C
Data Cable- 14'
Product Dimensions- 9" W x 5" H x 5" D

Tech Specs

Part #- EMS-HW30C
Box Dimensions- 
5" W x 9½" H x 3¼" D
Boxed Weight- 
4 lbs