Designed, built and backed by one of the most trusted names in the RV Industry, the Suburban 2615A Furnace Core Replacement provides superior, dependable heating in uniform cabinet sizes for installation flexibility. Warm up to an inviting coach interior with quiet, low noise, dependable heating solutions.• Maximum heating power• Replacement for 12-Volt DC Suburban NT Series Furnaces• 40, 000 BTU/h capacity• NT Furnaces work hard to make colder temperatures more enjoyable• Incredibly compact and lightweight• Efficient, powerful, and versatileSpecificationsCompatibility: Suburban P-40 Series FurnacesBTU Level: 40, 000 BTUDimensions: 12"W x 23"D x 12-1/2"HElectronic Ignition: Yes 40, 000 BTU/h capacity Incredibly compact, lightweight, efficient, & powerful