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Direct-Burial Cable
- Use For: Buildings, Outdoors
- Flexible
- Temperature Range: 0° to 140° F
Weather-resistant insulation makes this cable suitable for outdoor use and direct burial without conduit.
18-gauge wire is often used for sprinkler systems.
Solid Wire with Polyethylene Plastic Outer Insulation

Polyethylene Insulation
Wire Ga. | No. of Wires | Cable AWG | OD | Outer Insulation Color | Inner Insulation Material | Inner Insulation Color | Specifications Met | 10 ft. | 25 ft. | 50 ft. | 100 ft. | 250 ft. | 500 ft. | |
30V AC/30V DC | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
18 | 2 | 18/2 | 0.2" | Black | Polypropylene Plastic | Red, White | UL Listed | 0000000 | ||||||
18 | 3 | 18/3 | 0.21" | Black | Polypropylene Plastic | Green, Red, White | UL Listed | 0000000 | ||||||
18 | 4 | 18/4 | 0.23" | Black | Polypropylene Plastic | Blue, Green, Red, White | UL Listed | 0000000 | ||||||
18 | 5 | 18/5 | 0.25" | Black | Polypropylene Plastic | Blue, Green, Red, White, Yellow | UL Listed | 0000000 | ||||||
18 | 6 | 18/6 | 0.27" | Black | Polypropylene Plastic | Blue, Brown, Green, Red, White, Yellow | UL Listed | 0000000 | ||||||
18 | 7 | 18/7 | 0.27" | Black | Polypropylene Plastic | Blue, Brown, Green, Orange, Red, White, Yellow | UL Listed | 0000000 | ||||||
18 | 8 | 18/8 | 0.29" | Black | Polypropylene Plastic | Black, Blue, Brown, Green, Orange, Red, White, Yellow | UL Listed | 0000000 | ||||||
18 | 9 | 18/9 | 0.31" | Black | Polypropylene Plastic | Black, Blue, Brown, Green, Orange, Pink, Red, White, Yellow | UL Listed | 0000000 |