Honeywell ST7800C1110 SKU: 0008c511faa9 Category: Honeywell Description Description Provides the prepurge timing for select 7800 SERIES relay modules. Related products Read more HONEYWELL M9194E1000 300 lb-in, NSR Actuator, Proportioning control, 1 Aux. Switch, 24V Read more Honeywell Flame Sensor C7027A1023 Read more Honeywell RM7897A1002 On-Off Primary Control Read more Honeywell Q7800B1003 Wiring Subbase