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this part has officially superseded several older versions
The input terminals accommodate 12 to 18 AWG wiring
this brass flare fitting provides a reliable
Designed to replace the legacy N2-4 tool
This SPST automatic reset limit switch functions with a 110-150F temperature range
Honeywell 221729A Dust Cover this part has officially supersededThe Honeywell 221729A Dust Cover is a professional grade protective housing designed specifically for the 7800 Series Relay Modules. As a veteran in the field, you know that keeping sensitive microprocessor based integrated burner controls free from site debris is non negotiable for system reliability. This authentic Honeywell flame safeguard accessory provides an essential physical barrier for configuration jumpers and plug in purge timers on modules