Watlow solid state power switching devices complement the rapid switching required by PID temperature controllers and help deliver optimum system performance and service life. They are available in 1-phase and 3-phase/2-leg and 3-leg configurations, feature touch-safe terminations, input indicators, zero-cross, random or phase-angle fire options, ratings from 18 to 1,000 amperes and agency approvals including CE and UL® 508. Various configurations offer short circuit current ratings (SCCR) of 200,000 amperes, extensive system and heater diagnostic capabilities, heater bake out, integrated heat sinks, on-board fuses, RoHS compliance and serial communications.

Power Switching Devices:

• Watlow SCR’s * Din-a–mite Series
• Watlow SCR’s * Power Series
• Watlow SCR’s * QPAC Series
• Watlow SCR’s * CZR Series (economical)
• Watlow Power switching, Hybrid E-Safe Series
• Watlow Power Switching / Controller Unit EZ Zone ST
• Watlow Solid State Relays