Description
This is a brand new OEM Honeywell upgraded Aquastat Limit Switch. It replaces the part numbers listed below.
A limit switch is a safety device designed to shut down a piece of equipment.
Limits have a set point, which is in some cases, adjustable. The set point prevents the temperature or pressure from exceeding the rating of the switch.
Replaces:
L409B L409D L410-1 L410A L438A L138A
Repair Difficulty Level
Partial list of Model numbers that use this part:
Use Ctrl+F and enter your model number for a quick search.