A unit specifically designed to heat water in a storage tank by means of a coil that receives steam from another source, and, in addition is equipped with auxiliary electric heating element(s).
Classification: Instantaneous or storage water heaters, nesoi, nonelectric
NSN 5835-01-545-6467
NSN 5960-01-243-0007
NSN 5835-00-949-3018
NSN 5985-01-117-6952
NSN 5930-00-413-5143
NSN 6610-00-934-1044
NSN 6650-00-086-1571
NSN 6620-00-846-3287
NSN 6320-00-701-0437
NSN 5925-01-044-5508
NSN 7035-00-052-2188
NSN 6685-00-184-3894