CSL250EP
Operational Temperature Range: 32°F to +250°F (0°C to 121.11°C)
CSL450EP
Operational Temperature Range: 250°F to 450°F (121.11°C to 232.22°C)
Increased clearance (C4) may be required for temperatures above 350°F (176.67°C)
CSL660EP
Operational Temperature Range: 450°F to 660°F (232.22°C to 348.89°C)
Increased clearance (C4) may be required for temperatures above 350°F (176.67°C)
Can handle momentary flash up to 1200°F (648°C) with very slow degradation over time.