Wire (East Penn Mfg Co) 99121 16 Gauge Primary Wire Brown 100 ft

The East Penn 99121 is a 16-gauge GPT (General Purpose Thermoplastic) primary wire designed for reliable low-voltage electrical applications. This 100-foot spool of brown wire features a bare copper conductor with solid PVC insulation, providing excellent electrical conductivity and durability for automotive, marine, RV, trailer, and powersports wiring projects.

Key Features:

• 16 AWG single conductor copper wire with brown color-coded insulation
• GPT-type wire meeting SAE J1128 specifications for automotive use
• Smooth PVC jacket resistant to grease, oil, and acid for long-lasting performance
• Temperature rated for operation between -40°F to 176°F (-40°C to 80°C)
• Rated for 60 volts or less, ideal for low-voltage applications
• American-made quality from East Penn Manufacturing
• Permanent color coding impervious to diesel fumes and environmental exposure
• Flexible construction easily feeds through loom or conduit

This versatile primary wire is commonly used in automotive electrical repairs, truck and trailer wiring, boat electrical systems, RV installations, and general-purpose low-voltage wiring applications. The brown color coding helps organize complex wiring systems and simplifies circuit identification during installation and troubleshooting.