Nilight 50 Amp RV Surge Protector 4200J Voltage Monitor ETL
Nilight 50 Amp RV Surge Protector 4200J Voltage Monitor ETL
Nilight 50 Amp RV Surge Protector — 4200 Joules of Whole-System Protection
Keep your RV, camper van, or travel trailer's electrical system safe with the Nilight 50 Amp RV Surge Protector. Rated at an impressive 4200 Joules and ETL Listed for verified safety compliance, this surge guard continuously monitors incoming voltage and automatically shields your rig from damaging high and low voltage spikes — giving you peace of mind at every campsite hookup.
Key Specifications
- Amperage: 50 Amps
- Voltage: 125V
- Wattage: 6,250W
- Surge Energy Rating: 4,200 Joules
- Wire Gauge: 3 × 6 AWG wires + 1 × 8 AWG wire
- Conductor Material: 100% Pure Copper with PVC Jacket
- Male Connector: NEMA 14-50P
- Female Connector: NEMA 14-50R
- ETL Listed: Yes — independently tested and certified
- Item Weight: 1.48 lbs
Why You Need This Surge Protector
- 🔒 Surge Defense: 4,200 Joules of surge capacity absorbs harmful power spikes before they reach your appliances and electronics.
- ⚡ Voltage Monitoring: Continuously checks for dangerously high or low voltage levels and disconnects power automatically to prevent damage.
- 🔧 Heavy-Duty Build: 100% pure copper conductors and robust PVC jacketing ensure long-term durability and reliable conductivity.
- 🏕️ Plug-and-Play Convenience: Includes a convenient extension cord — simply connect between the campground pedestal and your RV's power inlet.
- ✅ ETL Listed: Independently tested to meet rigorous North American electrical safety standards, so you know it's built to code.
- 🚐 Wide Compatibility: Designed for RVs, camper vans, trailers, and motorhomes with a 50-amp NEMA 14-50 connection.
Circuit Analyzer Built In
The integrated circuit analyzer gives you instant insight into the quality of the campground's power supply. Detect wiring faults, open grounds, reversed polarity, and other common electrical issues before they become costly problems.
ETL Certification — Your Safety Assurance
This surge protector is ETL Listed, meaning it has been independently tested by Intertek and confirmed to meet the applicable UL safety standards. For more information on electrical safety standards for recreational vehicles, visit the U.S. Consumer Product Safety Commission (CPSC).
Made in Mainland China.
Frequently Asked Questions
Q: What does the 4200 Joule rating mean for my RV surge protector?
A: The Joule rating indicates how much surge energy the protector can absorb before it needs replacement. A higher Joule rating — like this unit's 4,200J — means greater capacity to handle large, repeated power surges from campground pedestals, protecting your RV's appliances and electrical systems more effectively.
Q: Is this RV surge protector compatible with my 50-amp motorhome or travel trailer?
A: Yes. This unit uses a standard NEMA 14-50P male plug and NEMA 14-50R female receptacle, making it compatible with any 50-amp RV, motorhome, camper van, or travel trailer that connects to a 50-amp campground pedestal.
Q: What does ETL Listed mean, and why does it matter?
A: ETL Listed means the product has been independently tested by Intertek — a nationally recognized testing laboratory — and confirmed to meet applicable safety standards. For RV electrical products, this certification is an important indicator of quality, safety, and code compliance.
Q: Does this surge protector protect against low voltage as well as high voltage?
A: Yes. The built-in voltage monitor continuously checks for both dangerously high AND low voltage conditions at the campground pedestal. If voltage falls outside safe operating parameters, the unit automatically cuts power to protect your RV's electrical systems and connected appliances.