Honeywell ST7800C1011 – 20 SECOND PURGE TIMING SKU: 07a3e80a53ff Category: Honeywell Description Description The Honeywell ST7800C1011 PURGE TIMER 20 SECOND TIMING. Related products Read more HONEYWELL M9184A1019 150 lb-in, NSR Actuator, Proportioning control, 24V Read more Honeywell RM7800L1053 Burner Control Read more Honeywell Q7800B1003 Wiring Subbase Read more R7849A1023 Flame Amplifier, UV, FFRT: 2,3sec