LSF preheat rating of 99% at 2000 hours, 99% at 4000 hours, 96% at 6000 hours, 89% at 8000 hours, 10% at 16000 hours and 1% at 20000 hours
Offers 12000 hours life to 50% failures preheat
LLMF rating of 91% at 2000 hours, 87% at 4000 hours, 84% at 6000 hours, 81% at 8000 hours, 77% at 12000 hours, 74% at 16000 hours and 72% at 20000 hours