100ft Outdoor/Indoor Extension Cord 14/3 Gauge Heavy Duty - Waterproof
100ft Outdoor/Indoor Extension Cord 14/3 Gauge Heavy Duty - Waterproof
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In this review the LifeSupplyUSA 100ft 14/3 extension cord is evaluated for tradespeople, homeowners running yard equipment, and anyone needing a long, dependable grounded cable. The bottom line: it is best for users who need durable outdoor reach and a visible, lighted plug for safety; the cord's heavy vinyl jacket and cold-resistant SJTW construction make it a solid pick for construction sites, garages, and holiday lighting. Performance is consistent for tools and lawn equipment, and ETL listing provides reassurance about basic safety compliance.
Key Features
- 100ft length: Provides long reach for yards, job sites, and events without stringing multiple shorter cords together.
- 14/3 gauge SJTW construction: Supports up to 13A and 1625W so it can power drills, saws, mowers, and lights safely within those limits.
- Waterproof and cold-resistant: Designed to remain flexible and functional in outdoor conditions and lower temperatures.
- Robust vinyl jacket: Resists oil, grease, moisture, and abrasion to reduce wear from rough jobsite or garage use.
- Lighted end and bright color: Improves visibility in dim areas and signals when power is connected to help avoid trips and accidental disconnections.
- ETL listed: Meets North American safety standards for electrical cords, offering added peace of mind.
Who It's For
This cord is a sensible choice for contractors, landscapers, and homeowners who need a long, weather-resistant extension for outdoor power tools, holiday lights, grills, and smokers. The 100ft reach and durable jacket work well where one long run is preferable to multiple short cords, and the lighted plug is useful in low light.
It is not aimed at users who require higher current capacity for heavy stationary machinery or professional welders; those users should choose cords with larger gauge wire and higher amp ratings. If cords are subject to continuous heavy bending or extreme abrasion beyond normal jobsite use, a coiled or extra-armored cable may be more appropriate.
Pros & Cons
Pros
- Long 100ft length reduces the need for intermediate power sources.
- Durable vinyl jacket holds up to oil, grease, moisture, and abrasion in typical outdoor settings.
- Lighted plug and bright green jacket increase visibility and safety in dim or busy areas.
- ETL listing and SJTW rating provide confidence in safe, weather-ready use.
Cons
- Some customers reported mixed longevity under heavy use, so it may not last indefinitely in the harshest conditions.
- Rated to 13A and 1625W, so it is not suitable for higher-draw industrial equipment without checking load limits.
Specifications
| Length | 100ft |
| Wire gauge | 14/3 |
| Plug | 3-prong grounded, lighted end |
| Rating | 13A, 125V, 1625W |
| Jacket | Vinyl, waterproof SJTW |
| Color | Green |
| Safety | ETL listed |
Our Verdict
The 100ft 14/3 outdoor/indoor extension cord represents good value for users who need long reach and weather resistance without stepping up to heavier gauge cable. Its durable jacket, lighted plug, and ETL listing make it a dependable choice for yard work, power tools, and holiday lighting, though buyers with consistently heavy or high-current demands should select a thicker gauge cord.
Frequently Asked Questions
Can this cord be left outdoors?
Yes, the SJTW jacket is designed for outdoor use and resists moisture and cold, but avoid permanent burial or continuous submersion.
What devices can I run on this cord?
It supports up to 13A and 1625W, suitable for drills, saws, lawn mowers, holiday lights, and similar equipment within that rating.
Is the lighted end useful in daylight?
The light is most helpful in dim or indoor areas to indicate power; in bright daylight it is less noticeable but the bright green jacket still improves visibility.
Editor's Take
The 100ft 14/3 extension cord is a durable, weather-resistant option for homeowners and tradespeople needing long reach and a visible lighted plug; it offers good value though users with higher current needs should choose a thicker gauge cord.

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