Durakool’s range of automotive grade, high power resistors, designed for pre-charge and discharge applications within EV systems. With power ratings from 20W to 2800W, resistance values from 0.5Ω to 5kΩ and tolerance options down to ±0.5%, our solutions give design engineers exceptional control over energy management and circuit protection.
Suitable for EV, HEV, PHEV, BMS, Battery Management and Battery Storage applications. Durakool’s advanced range of products are available in many different package styles with customisable, non-inductive windings, HV cables to meet your needs. Intrinsically safe options are available.
Looking for resistors that match your exact resistance and tolerance requirements? Browse the full Durakool automotive discharge and pre-charge resistor portfolio.
| Features |  |  |  |  |  |
|---|---|---|---|---|---|
| Series | XV1 | XV2 | XV3 | XV4 | XV5 |
| Description | 20W to 100W, Automotive Grade, Power Resistor, Non-flammable, 0.5Ω to 3KΩ Resistance Range, Tolerances to +/-0.5%, Compact Design, Available with Non-Inductive Windings, With or Without Mounting Bracket. | 40W to 70W (with heatsink), Automotive Grade, Power Resistor, 10Ω to 250Ω Resistance Range, Tolerances to +/-0.5%, Compact Design, Intrinsically Safe, Slim Profile, Aluminium Housed, 6.3mm Blade Terminals, available with non-inductive windings. | 100W, Automotive Grade, 10Ω to 250Ω Resistance Range, Tolerances to +/-0.5%, Intrinsically Safe, High Voltage Cables for EV, HEV & PHEV vehicles, Compact Design, Aluminium Housed, Available with Non-inductive Windings. | 80W to 500W, Automotive Grade, High Power Resistor, 0.5Ω ~ 3KΩ Resistance range, Tolerances to +/-1%, Intrinsically Safe, Aluminium Housed, High Voltage Cables for EV, HEV, PHEV Vehicles & Applications. | 100W to 500W, Automotive Grade, High Power Resistor, 1Ω ~ 5KΩ Resistance Range, Tolerances to +/-0.5%, Slim 12mm Profile, Aluminium Housed, High Voltage Cables for EV, HEV, PHEV Vehicles & Applications. |
| Supplier | Durakool | Durakool | Durakool | Durakool | Durakool |
| Power Rating: | 20W, 30W, 40W, 50W, 60W, 100W | 40W (in free air), 70W (with heatsink) | 100W | 80W, 100W, 120W, 150W, 200W, 300W, 400W, 500W | 100W, 150W, 200W, 250W, 300W, 400W, 500W |
| Resistance Range Ω: | 0.5Ω to 3KΩ | 10Ω to 250Ω | 10Ω to 250Ω | 5Ω to 3KΩ | 1Ω to 5KΩ |
| Resistance Tolerance: | 0.5% to 10% | 0.5% to 10% | 0.5% to 10% | 1% to 10% | 0.5% to 10% |
| Technology: | Ceramic Wirewound | Metal Wirewound | Metal Wirewound | Metal Wirewound | Metal Wirewound |
| Voltage: | 450VDC to 850VDC | 850VDC | 850VDC | 1000VDC to 1500VDC | 850VDC to 1500VDC |
| Package Type: | Chassis Mount or PCB | Compact Metal Case Intrinsically Safe | Chassis Mount Aluminium Housed Intrinsically Safe | Chassis Mount Aluminium Housed | Chassis Mount Aluminium Housed |
| Temperature Range: | -55° to +200°C | -55° to +200°C | -55° to +200°C | -55° to +200°C | -55° to +200°C |
| TCR (ppm/°C): | 220ppm | 220ppm | 220ppm | t220ppm to 260ppm | t260ppm |
| Datasheet | Download | Download | Download | Download | Download |
| Features |  | ||||
| Series | XV6 | ||||
| Description | 600W to 2800W, Automotive High Power Resistor, Pre-charge / Discharge Resistor, 1Ω ~ 5KΩ Resistance Range, Tolerances to +/-0.5%, Slim 45mm or 60mm profile, Aluminium Housed, High Voltage M5 Terminals for EV, HEV & PHEV applications. | ||||
| Supplier | Durakool | ||||
| Power Rating: | 600W, 800W, 1000W, 1200W, 1500W, 2000W, 2400W, 2800W | ||||
| Resistance Range Ω: | 0.1Ω to 250Ω | ||||
| Resistance Tolerance: | 0.5% to 10% | ||||
| Technology: | Metal Wirewound | ||||
| Voltage: | 850VDC to 1500VDC | ||||
| Package Type: | Chassis Mount Aluminium Housed | ||||
| Temperature Range: | -55° to +200°C | ||||
| TCR (ppm/°C): | t260ppm | ||||
| Datasheet | Download |