• High & Low Voltage Protection (Low <104, High 132>) - the device will automatically shut down if the voltage goes below or above these numbers.
• Frequency Protection - deviates +/- 9 hertz from 60 cycles per second, the EMS will shut down power.
• Integrated Digital Readout
• Open Ground Protection - the EMS will read an error code of E-2 and power will not be allowed to the RV.
• Polarity Protection - the EMS will not allow power to the RV and the error code will read E-1.
• Lost/Open Neutral Protection - the display will not light, and the EMS will not allow power to the RV.
• Previous Error Indication - allows you to see the previous error and why it interrupted power.
• Remote Digital Display - Shows voltage, current, frequency, error codes and previous errors.
• Built-in adjustable time delays for A/C compressor - one is a 136-seconds (02:16) time delay and the other is 15 seconds.
• Voltage Meter
• Frequency Meter
• Built-in: Surge Fault Indication and Amperage Meter
• Microprocessor controlled.
• Accidental 240V protection.
• Thermally Protected
• Operating Temperatures | -40°C to + 105°C
• Surge Protection | 5-mode / 3,580J / 88,000A - full surge protection L-N, L-G, L-L and N-G.
• Ratings | 240V / 50A / 12,000W
• Dimensions | 9" L x 5" W x 4" H.
• Remote Display Dimensions: 3" L x 2" H x 3/4" depth.
• Limited Lifetime Manufacturer Warranty.
• Made in USA.

Progressive Industries Hardwire Surge Protector 50 Amp