slide 1 of 3, Honeywell Home RA89 Hydronic SPST Switching relay, 1 ct
slide 1 of 3, Honeywell Home RA89 Hydronic SPST Switching relay, 1 ct

Honeywell Home

Honeywell Home RA89 Hydronic SPST Switching relay

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Provides switching for hot water zone control systems, with internal transformer, for switching one line voltage load. SPST; one pole line voltage, the other line or low voltage.