Description
Product Overview
The Southwire Coldflex 12/3 Heavy‑Duty Extension Cord is engineered for professionals who demand consistent power delivery in harsh environments. Featuring a high‑visibility blue low‑temperature vinyl jacket, the cord resists oil, grease, and moisture, ensuring reliable operation even when exposed to the elements. The 12‑gauge, three‑conductor wire provides a solid 15‑amp rating, making it suitable for a wide range of power tools, from circular saws to portable heaters.
Measuring 100 feet in length, this extension cord offers ample reach for jobs that require power at a distance, reducing the need for multiple shorter cords and minimizing tripping hazards. The cord’s UL listing and compliance with OSHA specifications give users confidence that it meets rigorous safety standards. Additionally, a built‑in power indicator light lets you quickly verify that the cord is energized, enhancing safety on busy job sites.
Designed with contractor‑grade durability in mind, the Coldflex series incorporates a reinforced, oil‑resistant jacket that maintains flexibility in temperatures well below freezing. This flexibility prevents cracking or brittleness that can compromise performance during winter projects. The cord’s robust construction also includes a strain‑relief grip at each plug, extending the lifespan of the connection points and reducing wear from frequent plugging and unplugging.
Technical specifications include product dimensions of 16.75 × 7.25 × 3.5 inches and a weight of 6.08 pounds, making it easy to transport and store. The cord is identified by the model number 25690006 and carries the ASIN B00004SQFD for easy reference. With a customer rating of 4.6 out of 5 stars from over 260 reviews, the Coldflex 12/3 has proven its reliability and performance across a variety of applications.
Usage
When working on construction sites, the Coldflex 12/3 Extension Cord provides the reach and power needed for tools such as table saws, circular saws, and portable compressors. Its low‑temperature vinyl jacket ensures that the cord remains flexible and safe to handle even in sub‑zero conditions, making it an ideal companion for winter projects like snow removal, outdoor lighting installation, and cold‑weather concrete work.
Landscapers and gardeners benefit from the cord’s oil‑resistant properties, allowing it to be used around gasoline‑powered equipment without degradation. The bright blue color enhances visibility on cluttered job sites, reducing the risk of accidental trips or cuts. For homeowners tackling DIY projects, the cord’s 100‑foot length eliminates the need for multiple extensions, simplifying setup for tasks such as painting, power washing, and temporary outdoor lighting.
Electrical contractors appreciate the cord’s UL listing and OSHA compliance, which streamline compliance documentation for job sites that require strict safety standards. The power indicator light provides an immediate visual cue that the cord is live, helping workers avoid accidental contact with energized conductors. Whether you are powering a heater in a cold‑weather workshop or running a high‑draw tool on a remote site, the Coldflex 12/3 delivers consistent performance.

Why Choose Us
Choosing the Southwire Coldflex series means selecting a product backed by decades of industry experience and a reputation for quality. Southwire’s commitment to rigorous testing ensures that each cord meets or exceeds the performance criteria set by UL and OSHA, giving you peace of mind on every job. The Coldflex 12/3 is manufactured with a focus on durability, using premium materials that resist abrasion, chemicals, and extreme temperatures.
Our customer support team is dedicated to assisting you with any questions or concerns, from product selection to after‑sales service. Should you encounter any issues, our knowledgeable staff can provide troubleshooting guidance, warranty information, and replacement options quickly and efficiently. This level of service reinforces the value of your investment and helps maintain productivity on the job site.
In addition to the robust construction, the Coldflex 12/3 offers practical features such as the built‑in power indicator, strain‑relief grips, and a high‑visibility jacket that together reduce downtime and improve safety. By selecting this cord, you are opting for a solution that combines performance, reliability, and user‑focused design, all at a competitive price point.
Key Features
- High‑visibility blue vinyl jacket resists oil, grease, and moisture for year‑round durability.
- 12‑gauge, three‑conductor wire delivers a solid 15 A rating suitable for heavy‑duty tools.
- Built‑in power indicator light provides instant visual confirmation of live status.
- 100 ft length offers extended reach, reducing the need for multiple cords on large jobs.
- Comprehensive after‑sales support and warranty assistance ensure long‑term satisfaction.
FAQ
What temperature range can the Coldflex 12/3 cord operate in?
The cord is designed for low‑temperature environments and remains flexible down to well below freezing, making it ideal for winter construction and outdoor projects.
Is the cord suitable for indoor use as well as outdoor?
Yes, the Coldflex 12/3 is rated for both indoor and outdoor applications. Its oil‑resistant jacket and UL listing ensure safe operation in a variety of settings.
Can I use this cord with high‑power tools like a table saw?
Absolutely. The 12‑gauge, 15 A rating provides sufficient power for most contractor‑grade tools, including table saws, circular saws, and portable compressors.
What does the power indicator light indicate?
The built‑in indicator light illuminates when the cord is energized, allowing you to quickly verify that power is present without needing to test each outlet.
How does Southwire handle warranty claims?
Southwire offers a straightforward warranty process. If the cord fails due to a manufacturing defect, you can contact our support team with the purchase details, and we will arrange a replacement or refund according to the warranty terms.




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