台湾小型钮子开关T8021L

Contact Rating:5A@125 VAC OR 28 VDC; 0.4VA max@ 20VAC or DC max.
Electrical LifeL 50,000 cycles
Contact Resistance:10mΩ max.
Insulation Resistance:1,000MΩ min.
Dielectric Strength:1,500V RMS @sea level