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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
protecting the heat exchanger and burner assembly from thermal stress and improper combustion
utilizing this direct-fit component ensures the manifold and orifices remain perfectly centered
Constructed with a heavy-duty die-cast aluminum body to withstand the rigors of mechanical room environments
where moisture control is critical to prevent hydrolysis
Built with a NEMA 1 enclosure
Laars Heating Systems 2400-550 Limit Switch R-448A protecting the heat exchanger andThe Laars Heating Systems 2400 550 is a critical OEM boiler part engineered for high limit temperature protection in residential and light commercial hydronic systems. This 200 230F AUTO Limit Switch functions as a fail safe high limit control, designed to interrupt the burner circuit if heat exchanger temperatures exceed safe operational parameters. Specifically calibrated for the Laars Endurance EBP, EDN, and EDP series (sizes 110 175), this exhaust