NTE 25W3D9, 3.9 Ohm 25 Watt Wirewound Ceramic Power Resistor.

The picture shows a sample of what the resistor will look like, though the color may vary.

Features:

• Rated Value: 3.9 Ohms @ 25 Watts
• Tolerance: ­± 5%
• Maximum Voltage: 800 Volts
• Operating Temperature (Topr): −55° to +155°C
• Temperature Coefficient (PPM/°C): 300
• Resistor Type: Wire Wound Ceramic Power Resistor
• Terminals: Solder Leads

Dimensions:

• Length: 2.50" (63.5mm)
• Width: 0.50" (12.5mm)
• Height: 0.50" (12.5mm)
• Lead Length: 1.50" (38.1mm)
• Lead Diameter: 0.040" (1.0mm)