Honeywell ST7800C1110 SKU: 0008c511faa9 Category: Honeywell Description Description Provides the prepurge timing for select 7800 SERIES relay modules. Related products Read more Honeywell ST7800A1062 Purge Timer 90 seconds Read more HONEYWELL M9184C1031 150 lb-in, NSR Actuator, Proportioning control, 2 Aux. Switches, 24V Read more Honeywell Q7800B1003 Wiring Subbase Read more HONEYWELL M9184D1021 150 lb-in, NSR Actuator, Proportioning control, 24V