Nilight 30Amp RV Surge Protector Circuit Analyzer 2100 Joules Voltage Monitor High Low Voltage Spikes 125V/3750W ETL Listed Circuit Analyzer with Extension Cord for RV Camper Van

30 AMP RV Surge Protector: Features NEMA TT-30P & NEMA TT-30R connections and is rated for 125 volts/3750 watts. This RV surge protector can identify faulty RV park power, give your equipment 2100 Joules of the surge protector. Protects your RV from dangerously high or low voltage levels and power surges, keep your RV safe and guard your RV power system

High performance: There is 8 MOV in the internal circuit board, greatly minimizes risk of fire from lighting strikes or sudden surges. Constructed with 100% pure copper with full 10 gauge wires ensuring high conductivity. The cord is coated with a heavy-duty flame retardant, heat resilient PVC sheath. Coming with a weatherproof cover for outdoor use, which protects the circuit from rain, wind and other hard conditions

Circuit Analyzer: Our RV surge protector is designed with Indicator Light, which will identify and judge whether the RV power is safe.Together with the diagnostic chart provides LED indication guide for the following wiring condition: Correct Wiring, Open Ground, Reverse polarity, Open Hot, Open Neutral, Hot/Ground Reverse, Hot on Neutral with Hot Open

Easy installation: The product is plug and play design. A series of diagnostic LEDs indicate the status of the source circuit. Plug in the RV circuit analyzer into a 30A power source and check the LED indicators on the display. If a wiring faulty pattern is indicated, please contact the park staff to fix the issue. If the LED pattern indicates the“correct wiring”it is safe to plug in your RV

ETL Certified: Our RV surge protector has been tested at an ETL laboratory and found to meet all applicable Standards for Safety published by relevant NRTLs. ETL certification follows the same safety standards as Underwriter Laboratories or UL. Package includes: 30Amp RV Surge Protector and instruction manual