CRS2512QJW-102ELF is a high-power anti-surge resistor from Bourns' CRS-Q series designed for demanding applications requiring robust surge protection and thermal stability. The device delivers a power rating of 2 watts at 70°C with a maximum working voltage of 300V and maximum overload voltage of 600V, utilizing thick-film technology for reliable performance. It operates across a wide temperature range from -55°C to +155°C with resistance tolerance options of ±1% or ±5%, and temperature coefficients ranging from ±100 PPM/°C to ±200 PPM/°C depending on resistance value. The resistor is RoHS compliant, halogen-free, and AEC-Q200 qualified, making it suitable for automotive and industrial applications such as power supplies and stepper motor drives where high surge withstanding and thermal cycling resilience are critical requirements.