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 6240-01-364-0815
NSN 6220-01-170-4650
NSN 5835-01-541-9991
NSN 7035-01-633-3508
NSN 5910-01-253-6213
NSN 5975-01-463-8030
NSN 5835-01-132-5894
NSN 6130-00-227-7798
NSN 6135-01-067-8331
NSN 6685-01-437-0209
NSN 5915-00-764-3123
NSN 4140-00-924-2931