Extension Cords
Extension Cord Guide
ETL LISTED
Every 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
30A Power Cord
RVGUARD 30 amp rv extension cords built with 10/3 gauge STW jackets and ETL certification, they withstand harsh weather, resist abrasion.
Engineered for Durability
- 10/3 Gauge STW Core: Thicker copper wire 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.
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Upgraded 30A Power Cord
50A Fast Charging Power Cord
Power your 50A RV and charge EVs like Tesla or 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.
Upgraded 50A Power Cord
Industrial Extension Cord
From welding rigs to backup generators, our industrial cords 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.
Must-Have RV Accessories
Pair your cord with these essentials for safer, smarter RV adventures.
FAQs
Not directly – you’ll need a 50A-to-30A adapter. We recommend using properly rated cords to avoid safety risks.
Our 10/3 gauge cords 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 NEMA 14-50P/R cords are Level 2 EV-compatible, including Tesla (with manufacturer’s mobile connector).
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 (25ft/50ft options available).
