500' Green/Brown/Black SPT-1 Extension Wire

Our 500-Foot Green/Brown/Black SPT-1 Extension Wire is the ideal solution for creating custom-length extension cords, jumper wires, and power runs for holiday and landscape lighting installations. This professional-grade 18 AWG 2-conductor zip cord allows you to build extension cords to the exact length needed, reducing excess wire and creating cleaner, more efficient installations.

Compatible with SPT-1 male and female vampire plugs, this extension wire is perfect for C7 and C9 Christmas lights, roofline displays, landscape lighting, patio lighting, and custom decorative lighting projects. Whether you need a short jumper wire between roof peaks or a longer power distribution run, this durable extension wire delivers dependable performance for both residential and commercial applications.

Designed for indoor and outdoor use, this wire is rated for 8 amps (960 watts), providing the flexibility and reliability trusted by professional holiday lighting installers.

Features & Benefits

• 500-foot spool of Green/Brown/Black SPT-1 extension wire
  
• Durable 18 AWG / 2-conductor zip cord
  
• Create custom-length extension cords and jumper wires
  
• Compatible with SPT-1 male and female vampire plugs
  
• Ideal for C7 and C9 lighting installations
  
• Helps create clean, professional-looking lighting runs
  
• Flexible and easy-to-work-with design
  
• Rated for 8 amps / 960 watts
  
• Suitable for indoor and outdoor applications
  
• Professional-grade performance for residential and commercial use
  

Applications

• Christmas light installations
  
• C7 and C9 lighting systems
  
• Roofline lighting displays
  
• Landscape and garden lighting
  
• Custom extension cords
  
• Holiday lighting power distribution
  
• Commercial lighting projects

Build professional-quality power cords and lighting connections with the flexibility and performance trusted by installers nationwide.