Buyer: Signal isolator
Buyer: Signal isolator, signal conditioner, safety barrier, signal converter, signal transducer
Buyer: L.v. switch gear items, mccb, rccb, rcbo, mcb, rcm, mrcd, cbr, lighting contactors, power contactors, over load relays, uvr relays, timers, staircase timer switch, isolators, aair circuit breaker, astronomical time switches, time lag switches, twilight switches, latching relays, hour counters, universal dimmer, indicating, signalling and measuring devices, load control devices, load monitors