Resistor, 3.9 Ohms, 25W. Resistance: 3.9 Ohms. Nominal dissipation [W @ °C]: 25W. RoHS: yes. Component family: wirewound resistor. Manufacturer's product group: WH25. Housing: horizontal. Housing: metal housing. Configuration: screw. Number of terminals: 2. Tolerance (%): ±5 %. Maximum operating voltage (V): 500V. Breakdown voltage: 3000V. Temperature coefficient (ppm/°C): ±75ppm/°C. Outer length [mm]: 29mm. External thickness [mm]: 28mm. External height [mm]: 15mm. Pitch: 51mm. Operating temperature range min (°C): -55°C. Operating temperature range max (°C): +200°C