Switches at zero crossing, for resistive loads. · Space-saving. · Finger-safe without accessories · High-power thyristors with high reverse voltage. · Screw terminals for quick and convenient connection. · Double insulation for use in SELV/PELV circuits · Expandable with function modules · Special versions Low noise and Short-circuit-proof with B-breaker available to special order · With integrated heatsinks · Approvals: UL/CSA, CE.