Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage. Rated operational voltage: 24V/ Switching Capability: 40A Minimum operating voltage 16V, corresponding minimum operating current is 50mA; Standard operating voltage 24V, corresponding standard operating current is 70mA. Small size/Low power consumption/High contact voltage/ High sensitivity Contact Material: Ag Alloy / Contact Resistance: ≤ 100MΩ. Life Expectancy Electrical: 100,000 Operation, Life Expectancy Mechanical: 10,000,000 Operation., Manufacturer: Gebildet