MECHANICAL LIFE: 40,000 make-and-break cycles. CONTACT RATING: 0.4 VA max. @ 20 V AC or DC max. CONTACT RESISTANCE: Below 100m? typ. Initial @ 2-4 V DC, 100mA. INSULATION RESISTANCE: 500 M? min. DIELECTRIC STRENGTH: 500 V RMS@ sea level. OPERATING TEMPERATURE: -30°C to 85°C.