1 350% raise in heat transfer efficiency 2 Higher capability of resisting to deformation 3 Easy to connect 4 low cost Excellent for both water-source heat pump and water-cooled condenser applicationsHighly effective convoluted inner tubes of copper or cupro-nickel,shell tube is carbon steel Fifteen standard sizes for 1/2 through 30 ton systemsAvailable in helix, spiral and trombone shapesU.L. and C.S.A. approvedISO 9001:2008 certifiedExcellent for both Heat Pump and Water-Cooled Condenser applicationsHighly effective convoluted inner tubes of cupronickel or copperISO 9001:2008 certifiedRefrigerant: R404A , R22, R410AWorking pressure: 600psi on refrigerant side, 220psi on water sideApplication : ice maker ,icecream machine condensor,marine airconditioner

Reduced tube end makes refrigerant flow along the spiral corrugated lines which imparts a turbulence as well as raise in efficiency of heat exchanging .

coaxial heat exchanger used for heat pump