RoHS: yes. Component family: Silicone insulating washer. Manufacturer's product group: WS. Outer length [mm]: 20mm. Outer width [mm]: 24mm. External thickness [mm]: 0.3mm. Breakdown voltage: 10 KV. Recommendation: TOP-3. Color: gray. Material: Silicone-based. Thermal resistance (K/W): 0.4K/W. Configuration: rectangular. Operating temperature range min (°C): -60°C. Operating temperature range max (°C): +180°C