Electrical rating ：3A 250VAC &3A 125VAC
Contact resistance：<20MΩ(initial) 

Insulation resistance：>1000MΩ(500VDC between open contacts) 

Dielectric strength：>1500V 1 minute
Mechanical life：>30000 cycles
Electrical life：>10000 cycles
Temperature rise at the terminal：Max.30°C
Solder ability of terminal: Max350°C，3S(no pressure may be placed in the terminals when soldering by hand)
Any Cd Pb Hg etc and it's compounds is not include in this product 

Ambient temperature：10T85/55
Ambient humidity： Max.85%
Degree of protection：IP20
Applicability for appliance of class： class Ⅱ
Proof tracking resistance index(PTI)：175
Degree of pollution： normal