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S7830

Microprocessor-based expanded annunciator to support the 7800 SERIES relay modules for first-out annunciation, sequencing, system or self-diagnostics and troubleshooting.

Exp. Annunciator, RM78xx SERIES Controls

S7830A1005/U

Exp. Annunciator, RM78xx SERIES Controls

Exp. Annunciator for Cleaver-Brooks

S7830A1021/U

Exp. Annunciator for Cleaver-Brooks