Bard S8402-028 Limit Control making it a go-to component

making it a go-to component for contractors managing 24V control circuits

but the unit must never be left in operation without a functional limit switch in the safety circuit

it maintains performance under standard thermal cycling found in condenser linkage applications

replacing a brittle or cracked ignition lead often restores the circuit path

Bard S8402-028 Limit Control making it a go-to componentThe Bard S8402 028 Limit Control is a critical OEM safety component engineered for Bard wall mount HVAC units and similar industrial climate control systems. This high limit switch is designed to protect the heat exchanger and internal components from thermal damage by monitoring air temperatures within the plenum. Operating with a 150F open and 125F close configuration, it ensures the burner or heating elements are de energized if the system exceeds