Cosmo Electronics Corporation has become worlds leading manufacturers in the field of Photo Couplers and Relay.

Transistor Output Optocoupler
Solid State Relay
Solid State Relay
Transistor Output Optocoupler, 4-Element, 5000V Isolation
Triac Output Optocoupler, 1-Element, 5300V Isolation
Solid State Relay 50mA 1.5V DC-IN DC-OUT 4-Pin SMD
Transistor Output Optocoupler, 1-Element, 5000V Isolation
Transistor Output Optocoupler
IC Output Optocoupler
Solid state relay single phase 4. . .32 VDC 25 A, KSD425AC8, Cosmo
IC Output Optocoupler
Transistor Output Optocoupler
Solid State Relay
Dry Reed Relay, DPST, Momentary, 0.036A (Coil), 5VDC (Coil), 180mW (Coil), 0.5A (Contact), 200VDC (Contact), DC Input, DC Output, Through Hole-Straight Mount
Transistor Output Optocoupler, 1-Element, 5000V Isolation, ROHS COMPLIANT, DIP-4
Transistor Output Optocoupler, 1-Element, 5000V Isolation
Triac Output Optocoupler, 1-Element, 5300V Isolation
Solid State Relay
Transistor Output SSR, 1-Channel, 5000V Isolation, ROHS COMPLIANT, DIL-4
Transistor Output Optocoupler, 1-Element, 5000V Isolation
Transistor Output Optocoupler, 1-Element, 5000V Isolation
Transistor Output Optocoupler
Transistor Output Optocoupler, 4-Element, 5000V Isolation
IC Output Optocoupler
Solid State Relay