Tray Cable (TC) 12/4 THHN

Tray Cable (TC) 12/4-W/G THHN

The Southwire 60679899 Tray Cable (TC) 12/4 with Ground is a heavy-duty control cable designed for reliable power and control applications in demanding industrial and commercial environments. Built with 12 AWG copper conductors and durable PVC insulation with a nylon layer (THHN or TFFN/TFN), this cable provides dependable electrical performance while resisting moisture, sunlight, and physical wear. Its Type TC-ER construction allows exposed runs without conduit in many installations, making it ideal for tray systems, conduit, ducts, and even direct burial applications. Designed for both wet and dry locations, it offers versatile installation options and dependable operation where consistent electrical performance is required.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 60679899
• Brand: Southwire
• Cable Type: Type TC-ER Tray Control Cable
• Voltage Rating: 600 Volts
• Conductor Size: 12 AWG
• Number of Conductors: 4 Conductors with Ground
• Conductor Material: Copper
• Conductor Stranding: 7 strands
• Insulation Type: PVC with Nylon Layer (THHN / TFFN / TFN)
• Jacket Material: PVC
• Jacket Thickness: 45 mils
• Insulation Thickness: 15 mils
• Approximate Outside Diameter: 0.406 in
• Minimum Bend Radius: 1.6 in
• Temperature Rating:
  • 75°C in wet locations
  • 90°C in dry locations
  • 130°C emergency overload
  • 150°C short circuit
• Ampacity (Raceway):
  • 20A at 75°C
  • 24A at 90°C
• Resistance:
  • DC Resistance (25°C): 1.662 ohms / 1000 ft
  • AC Resistance (75°C): 2.002 ohms / 1000 ft
• Approximate Weight: 157 lbs per 1000 ft
• Copper Weight: 101 lbs per 1000 ft
• Standards Compliance: NEC Type TC-ER, NEC Article 336.10
• Environmental Rating: Sunlight resistant
• Special Feature: Silicone free

Ideal For

• Industrial control circuits and equipment wiring
• Cable tray installations and exposed TC-ER runs
• Conduit, ducts, troughs, and tray systems
• Direct burial and aerial installations with messenger
• Class I, II, and III Division 2 hazardous locations (per NEC 501 & 502)
• Installations needing durable, versatile control cable that performs reliably in both wet and dry environments—because electrical systems work best when the cable is as dependable as the equipment it powers.