RV Extension Cord
Outdoor Extension Cord Guide
ETL LISTED
Every outdoor extension cord RVGUARD produces is rigorously tested and ETL/cETL certified, meeting the highest North American safety standards from extreme weather resistance to fireproof materials.
Extreme Lab
-40 'F to 221 °F
Fire Retardant
High-Conductivity
30 Amp Extension Cord
RVGUARD 30 amp rv cord built with 10/3 gauge STW jackets and ETL certification, withstand harsh weather, resist abrasion.
Engineered for Durability
- 10/3 Gauge STW Core: Thicker copper rv power cable reduces voltage drop due to increased length.
- Strain Relief Design: Reinforced connectors prevent fraying even after 10,000+ bends.
- Instant Power Feedback: LED light confirms live connection at a glance.
Is this the best RV power Cord?
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Upgrade Type
50 Amp Extension Cord
Fast charging for your 50A RV or EV (like Tesla and Rivian R1T) with our heavy duty extension cord.
Built for Maximum Load
- 6/3+8/1 Gauge STW Wires: Dual-thickness design handles 50A continuous loads without overheating.
- 4-Prong Safety: Separate ground/neutral pins prevent short circuits during EV charging.
- Industrial-Grade Jacket: Withstands -40°F to 221°F temperatures and UV exposure.
Upgrade Type
Generator cord
From welding rigs to backup generators, our welder extension cord handle the toughest demands.
Blackout-Ready Power
When storms knock out your grid, our generator cords keep your home running.
Multiple models of generator cords compatible with most brands like Generac, Honda and Duromax generators.
- Instant Plug-and-Play: Connect to home panels in seconds.
- Overload Protection: Auto-shutoff if voltage exceeds safe limits.
- All-Weather Durability: Rain, snow, or heat—power stays on.
Outdoor Extension Cord Must-have
Pair your cord with these essentials for safer, smarter RV adventures.
Heavy-Duty - ETL-certified, weather-resistant design for outdoor/industrial use.
Multi-Application - Powers RVs, EVs, campers, welders and other high-wattage equipment.
Safe & Stable Power Delivery - Thick copper wiring with overload protection for consistent voltage.
User-Friendly Design - Tangle-free rv extension cable with power indicator for easy operation.
Multi-Length Options - 15/25/50/75/100 ft outdoor extension cord for full-scene use.
Professional outdoor extension cord for RV, jobsites and EV charging!
FAQs
Not directly – you’ll need a 50 amp to 30 amp adapter. We recommend using properly rated cords to avoid safety risks.
Our 10/3 gauge outdoor extension cord handle 3750W continuously. Avoid exceeding 8 hours at max load for optimal safety.
The light only activates when the connection is secure. No light? Check for loose plugs or tripped breakers.
Absolutely. Our extension cord can be used as a replacement for the tesla extension cord.
Our NEMA 14-50P/R cords are Level 2 EV-compatible, including Tesla (with manufacturer’s mobile connector).
NEMA SS2-50R is a locking industrial plug. Use it with generators/welders – adapters available for RV hookups.
Never. Chaining cords risks overheating. Use a single cord of correct length (Up to 100ft available).
