Honeywell - Service Timer

Honeywell ST6100S1000 (often referenced as ST6100S) is a discontinued 24-hour single-channel electronic timeswitch featuring a built-in boiler service/maintenance reminder interval for landlords. It has been directly superseded by the modern Honeywell Home ST9100S (such as the ST9100S1007), which uses the same industry-standard backplate.

Key Specifications & Features

• Type: 24-Hour single-channel (1 channel) electronic timeswitch/programmer

• Switching: Up to 2 on/off periods per 24-hour cycle

• Special Function: Landlord/installer service interval countdown timer and reminder

• Power Supply: 230V AC, 50/60Hz

• Backup: Internal battery back-up to retain time and programs during power cuts