making it the standard replacement for the 221455A/U part number

How do I verify if my furnace needs this specific 210F limit

The 30041085-218 is an OEM part designed for Nor East Controls

Ease of Installation: Standard 2-wire 10k ohm design allows for rapid field replacement during routine maintenance or emergency HVAC repair

Dual-Rated Voltage: Operates efficiently at both 370 VAC and 440 VAC

Harris AL200RC Alcor Fluxed Aluminum Alloy making it the standard replacementThe Harris AL200RC Alcor Fluxed Aluminum Alloy is a professional grade, cadmium free brazing filler metal engineered specifically for high integrity repairs on aluminum components. Designed with a non corrosive flux core, this alloy eliminates the requirement for external flux application, significantly reducing bench time and preventing contamination in sensitive systems. With a precise eutectic melting point of 824F (440C), Alcor provides