12/4 SOOW Wire 50FT 12 AWG 600V SOOW Cable - Heavy-Duty Power Cord

Our review of the 12/4 SOOW Wire 50FT finds it best suited for tradespeople and facilities managers who need a rugged, portable power cable that will survive harsh environments. The single biggest reason to buy this cable is its combination of oil and water resistant PVC jacket and stranded oxygen-free copper conductors, which together deliver durability and reliable conductivity for generators, welders, motors, and temporary power feeds. It is not a multi-pin control cable but a straightforward heavy-duty power lead built to last outdoors and in industrial settings.

Key Features

• Extreme environment jacket: The 1 mm thick overall PVC jacket resists oil, water, and acid so the cable endures chemical exposure and outdoor wear.
• Wide temperature range: Rated to perform from -40C to 90C, it stays flexible and functional through cold starts and hot operations.
• Oxygen-free copper conductors: Each of the four conductors uses 72 finely stranded OFC strands, improving conductivity, corrosion resistance, and heat dissipation.
• 600V insulation: Built for 12 AWG, 600V SOOW applications so it is appropriate for heavy-duty portable power and industrial circuits.
• Versatile uses: Designed for generators, welders, portable lighting, motors, and marine or event power distribution where rugged cabling is required.
• 50 ft length and size: A 50 ft, 12 mm diameter cord provides long reach without excessive bulk for common job site runs.

Who It's For

This cable is aimed at contractors, rental fleet operators, and industrial maintenance crews who need a dependable 12 AWG SOOW extension for portable equipment and temporary power. The heavy jacket and OFC conductors make it particularly useful for outdoor work, construction sites, shipboard power runs, and generator-to-equipment connections.

Those who should look elsewhere include users needing a dedicated grounding conductor separate from the four current-carrying conductors (this is not a 4+1 cable) or anyone requiring a multi-conductor control or data cable rather than a power cord. For lighter household extension needs, a less rugged, lighter cord may be more economical.

Pros & Cons

Pros

• Durable PVC jacket and robust insulation make it suitable for harsh chemical and outdoor conditions.
• Oxygen-free copper and finely stranded construction deliver superior conductivity and heat dissipation.
• Rated 600V and a broad temperature range enable a wide range of industrial and marine uses.

Cons

• Contains four current-carrying conductors only and does not include a separate grounding conductor, so verify compatibility with your application.

Specifications

Length	50 ft
Conductor count	4 current-carrying conductors
Gauge	12 AWG (12/4)
Voltage rating	600V
Conductor type	Oxygen-Free Copper, 72 strands per conductor
Jacket	PVC, 1 mm overall jacket, oil/water/acid resistant
Temperature range	-40C to 90C

Our Verdict

The 12/4 SOOW 50 ft cable is a practical, value-oriented choice for professionals who need a durable portable power cord that stands up to oil, water, and temperature extremes. Its OFC stranded conductors and heavy-duty jacket make it a reliable option for generators, welders, motors, and marine use, provided you confirm the four-conductor format meets your grounding requirements.

Frequently Asked Questions

Does this cable include a separate ground conductor?
This product contains four current-carrying conductors only and does not include a separate grounding wire; it is not a 4+1 style cable.

Is it suitable for outdoor and marine use?
Yes, the oil, water, and acid-resistant PVC jacket plus wide temperature rating make it suitable for outdoor and marine environments.

Can it be used with welders and generators?
Yes, it is rated for 12 AWG, 600V SOOW applications and is commonly used for generators, welders, motors, and portable equipment connections.