150ft 18/3 18 AWG Portable Power Cable - Heavy Duty SOOW 600V

In this review of the 150ft 18/3 18 AWG Portable Power Cable the bottom line is simple: this is a practical, heavy duty SOOW cord for anyone who needs a long, oil- and water-resistant run for portable power. It is best for contractors, event crews, marine users, and hobbyists who require a flexible 3 conductor cable that resists chemicals and holds up in harsh outdoor conditions. The single biggest reason to buy is the combination of a 150 ft length and an insulated PVC jacket rated for 600V that keeps the conductors protected in demanding environments.

Key Features

• Rugged PVC jacket: The thick PVC outer jacket resists oil, water, acids and chemicals so the cable performs reliably in outdoor and industrial settings.
• OFC conductors: Oxygen free copper strands increase conductivity and corrosion resistance for steadier current delivery and longer service life.
• Stranded flexibility: Each conductor is made from many thin strands, improving flexibility and reducing memory when the cable is bent or coiled.
• 600V rating: The SOOW construction and insulation allow safe use up to 600V for power and control circuits in commercial and industrial applications.
• 150 ft length: The long run length reduces the need for extensions and lets users place equipment and lighting at distance from power sources.
• Three conductor layout: The 18/3 configuration is suitable for portable lights, chargers, motors and temporary power setups where a separate ground conductor is not provided.

Who It's For

This cable is aimed at professionals and serious DIYers who need a long, durable cord for construction sites, portable lighting at events, generator to equipment connections, and marine deck runs. The SOOW jacket and OFC conductors make it useful where oils, water, and abrasion are common.

Customers who require a cable with a separate grounding conductor (a 3+1 style) should look elsewhere, because this product is a 3 conductor wire only. It is also not intended to replace heavier gauge feeder lines for permanently installed high current systems.

Pros & Cons

Pros

• Durable jacket and insulation that tolerates oil, water and chemicals for outdoor and industrial use.
• Oxygen free copper strands for improved conductivity and resistance to corrosion compared with standard copper.
• Flexible stranded construction with minimal memory makes deployments and coiling easier.
• Generous 150 ft length reduces need for additional extensions on site.

Cons

• Diameter is relatively small for an 18 AWG cable and some users note it feels thin compared with heavier cords.
• No separate grounding conductor is included, so it is not a 3+1 type cable.

Specifications

Length	150 ft
Conductors	3 conductors (18/3)
Conductor material	OFC stranded pure copper (41 strands per conductor)
Insulation / jacket	PVC insulated conductors with PVC jacket (SOOW)
Voltage rating	600V
Cable diameter	Approximately 7.8 mm
Use environments	Industrial, outdoor, marine, portable equipment

Our Verdict

The 150ft 18/3 18 AWG SOOW cable is a solid value for users who need a long, flexible, and chemically resistant cord for temporary power, lighting, and portable equipment. Its OFC conductors and rugged PVC jacket make it suitable for tough conditions, but buyers needing a ground conductor or a heavier gauge for permanent high current runs should consider alternatives.

Frequently Asked Questions

Is this cable suitable for outdoor and marine use?
Yes. The SOOW PVC jacket and insulation resist water, oil and many chemicals, making it appropriate for outdoor and marine applications when used as intended.

Does this product include a separate grounding wire?
No. This is a 3 conductor 18/3 cable and does not include an extra ground conductor (not a 3+1 style).

How flexible is the cable for running around equipment?
The stranded OFC construction with 41 thin copper strands per conductor provides good flexibility and minimal memory when coiling and uncoiling.