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Bard part number 8402-161 is an OEM automatic reset limit switch identified as L210-30 Exp. Face Auto, used as a temperature safety control in Bard HVAC equipment. It is designed to open the control circuit when an unsafe temperature condition is reached, helping protect electric heat and related components from overheating, then automatically reset after temperatures return to a normal range. If you are troubleshooting nuisance high limit trips or a no-heat condition tied to an open limit, replacing the correct Bard OEM limit switch is a reliable way to restore proper safety operation. Confirm the exact application by matching the part number and switch style to your Bard unit parts list before ordering.
* Orders less than $50 may incure a minimum order fee.