Johnson Controls A-4000-152 Universal Mounting Kit Els PW 17895 Built to withstand the rigors

Built to withstand the rigors of continuous duty cycles

Reduced Service Callbacks: Replaces brittle or failing assemblies to prevent intermittent ignition issues and nuisance system lockouts

is a high-performance Sylphon base gasket engineered for a precise seal in steam and hydronic applications

Enhanced System Protection: provides a manual reset switch mechanism that prevents automatic cycling after a dangerous high-temperature event

While technical specs might overlap

Johnson Controls A-4000-152 Universal Mounting Kit Els PW 17895 Built to withstand the rigorsJohnson Controls A 4000 152 Universal Mounting Kit, Used with all Filters