USED: Ogden circulation heater USED: Ogden circulation heater, model CK3A-0309. Designed to be used in forced or natural circulation systems to heat flowing gasses or liquids. Rated 60-250 deg F. 3/240 volt, 6 kw. 1" NPT inlet/outlet. Includes a Chromalox thermostat. and the product is still available, |