Used Heat Exchangers for Sale
Used heat exchangers are industrial systems designed to transfer heat between two or more fluids without direct contact. These systems are widely used in chemical processing, food production, energy, and HVAC applications where efficient temperature control is essential. Heat exchangers support processes such as heating, cooling, condensation, and evaporation across a wide range of operating conditions. Aaron Equipment offers used heat exchangers for sale in various designs, materials, and configurations to meet specific thermal performance requirements and process demands. Browse available inventory below or explore heat exchanger types to find equipment aligned with your application.
Stock No.:
10749157Fabsco Shell & Tube Heat Exchanger, 284 Sq Ft, Duplex Stainless Tubes, Carbon Steel Shell
Used Fabsco Horizontal 284 sq. ft. Shell and Tube Heat Exchanger. Duplex 2205 stainless steel tubes rated 150 psi at 32 to 150 degrees F, 14' Tube length. Carbon steel head. Carbon Steel shell rated 265 psi at 32 to 300 degrees F. 21'' Shell diameter. National Board #11170, Serial #S21-13258-6, built 2023.
MFR: Fabsco
Stock No.:
45477002Used Heat Transfer Systems 2,858 Sq. Ft. U-Tube Shell & Tube Heat Exchanger
Used Heat Transfer Systems horizontal U-tube shell and tube heat exchanger with approximately 2,858 sq. ft. of heat transfer surface area and carbon steel construction. Carbon steel shell is rated for 80 psi at -20 to 250 degrees F. Equipped with (280) carbon steel 3/4" diameter x 26' long tubes rated for 100 psi at -20 to 150 degrees F, with carbon steel tube sheet and head. Shell-side openings include 4" and 14", with (2) 12" tube-side openings. Unit is mounted on carbon steel saddles. Serial #12915-2, National Board #1802. Overall dimensions approximately 30'6"L x 36"W x 60"T with a weight of approximately 17,600 lbs. Possible applications include industrial process heating, cooling and heat recovery service with suitable process fluids compatible with carbon steel construction.
MFR: Heat Inc
Stock No.:
53674003Xylem Shell and Tube Heat Exchanger
Unused- Xylem Shell and Tube Heat Exchanger. 26.6 square meter (286.3 square feet) effective surface area, Horizontal. Carbon-steel shell. Shell side: 171 PSI at -20 to 500 degrees F.. Tube side 221 PSI at -20 to 500 degrees F. Copper-Nickel (CuNi 90/10) tubes. NB #316316. Built 2019. Our freight specialists can assist you with door to door transportation and all customs documents needed to make the process go as smoothly as possible.
Stock No.:
50420001Ellett Industries Shell & Tube Heat Exchanger. Used
Used- Ellett Industries Shell & Tube Heat Exchanger, 2890 Square Foot, Vertical. Single pass. (1125) Zirconium (SB-523) 3/4" diameter x 13' 2" long tubes rated 50 psi at 400 degrees F. 304 Stainless steel shell rated 75 psi at 100 degrees F. Side lug mounted. Buddle: National board # 659. Serial # 43624. Built 2006. Shell & heads: National board # 49114. Serial # 4901035. Built 1989.
MFR: Ellet Mfg
Stock No.:
10749158Used Fabsco 299 Sq Ft Shell & Tube Heat Exchanger, Carbon Steel, 405 PSI, 2023
Used Fabsco 299 sq. ft. Shell and Tube Heat Exchanger. Carbon steel tubes rated 405 psi at 32 to 330 degrees F. 13' Tube length. Carbon steel head. Carbon steel shell rated 405 psi at 5 to 300 degrees F. 15'' Shell diameter. National Board # 11283, Serial # S21-13258-10, built 2023.
MFR: Fabsco
Stock No.:
10749159Fabsco Shell and Tube Heat Exchanger, 299 Square Foot
Used Fabsco Shell and Tube Heat Exchanger, 299 Square Foot. Carbon steel tubes rated 405 psi at 32 to 330 degrees F. 13' Tube length. Carbon steel head. Carbon steel shell rated 405 psi at 5 to 300 degrees F. 15'' Shell diameter. National Board # 11282, Serial # S21-13258-9, built 2023.
MFR: Fabsco
Stock No.:
50467039Buy Used Ketema Shell & Tube Heat Exchanger – 3.2 Sq. Ft., High-Pressure Rated
Used- Ketema Shell & Tube Heat Exchanger, 3.2 Square Feet, Type MVHT-1-A-SS. (28) .375" diameter x 14" long 316 stainless steel tubes rated 300 psi and full vacuum at 650 degrees F. Carbon steel shell rated 150 psi at 400 degrees F. Size 4-Y-14. 1.5" tubes inlet/outlets, 1" shell inlet/outlets. Serial # WL-950429/2.
MFR: Ketema
Stock No.:
50467040Used Ketema MVHT-1-A-SS Shell & Tube Heat Exchanger – 3.2 Sq. Ft., 300 PSI
Used- Ketema Type MVHT-1-A-SS Shell & Tube Heat Exchanger, 3.2 Square Feet. (28) .375" Diameter x 14" long 316 stainless steel tubes rated 300 psi and full vacuum at 650 degrees F. carbon steel shell rated 150 psi at 400 degrees F, Size 4-Y-14. 1.5" tubes inlet/outlets, 1" shell inlet/outlets. Serial # WL-950429/A1,
MFR: Ketema
Stock No.:
54697003Used CMS Heat Transfer 30.3 Sq Ft 304L Stainless Steel Shell and Tube Heat Exchanger, Naphthalene Cooler
Used CMS Heat Transfer Division 30.3 Square Foot 304L Stainless Steel Horizontal Shell And Tube Heat Exchanger With 190 PSI Pressure Rating. Industrial shell and tube heat exchanger designed for liquid-to-liquid heat transfer, process cooling and industrial temperature control applications. Features approximately 30.3 square feet of heat transfer surface area with (12) straight tubes constructed of 304L stainless steel, each measuring 3/4" in diameter. Shell and tubes are constructed of 304L stainless steel and rated for a maximum allowable working pressure of 190 psi and full vacuum at temperatures ranging from -20 F to 400 F. Process connections include (2) 3" shell-side openings, (2) 3" tube-side openings and (4) 3/4" auxiliary nozzles. Originally designed as a naphthalene final cooler, Equipment Tag E-626. Manufactured by CMS Heat Transfer Division, Inc., Bohemia, New York, for Cincinnati Heat Exchangers. Serial #3194.8. National Board #2251. Possible applications include industrial process cooling, naphthalene cooling, chemical processing, liquid-to-liquid heat exchange, solvent cooling, circulating water systems, heat recovery and temperature control of other compatible chemical and industrial process fluids.
Stock No.:
54383003Kelvion Air Cooled Heat Exchanger SA-249 TP304 Stainless Steel 300 Sq Ft
Used Kelvion, Inc Thermal Solutions, Air Cooled Fin Fan Heat Exchanger, 304 Stainless steel. Approximately 300 sqft area. Construction Details: Tube Material: SA-249 TP304 Stainless Steel, Tube Size: 5/8 in. O.D. 0.065 in. wall, Maximum Allowable Working Pressure: 50 PSIG @ 350F, Minimum Design Metal Temperature: -20F @ 50 PSIG/ Shop Test Pressure: 65 PSIG. 7.5 HP Fan Motor. S/n 2305801, Yr. 2023.
Stock No.:
52862007Used Anhydro Vertical Heat Exchanger / Reboiler – Hastelloy Tubes, 31.8 Sq Ft
Used- Anhydro Vertical Heat Exchanger / Reboiler, Approximate 31.8 Square Feet. Carbon steel shell rated 100psi / FV external at -20 to 600 degrees F. (31) 1" Diameter x 47" long Hastelloy C-276 tubes rated 15 psi internal / 100 psi external at -20 to 600 degrees F. 15,000 Btu/h. Openings: (2) 2", (2) 1". Side lug mounted. Certified by Orbit Industries, National Board# 1025, Serial# 8306-PV-2. No bottom head.
MFR: Anhydro
Stock No.:
52862008Industrial Vertical Heat Exchanger – Anhydro, 31.8 Sq Ft, No Bottom Head
Used- Anhydro Vertical Heat Exchanger / Reboiler, Approximate 31.8 Square Feet. Carbon steel shell rated 100psi / FV external at -20 to 600 degrees F. (31) 1" Diameter x 47" long Hastelloy C-276 tubes rated 15 psi internal / 100 psi external at -20 to 600 degrees F. 15,000 Btu/h. Openings: (2) 2", (2) 1". Side lug mounted. Certified by Orbit Industries, National Board# 1024, Serial# 8306-PV-1. No bottom head.
MFR: Anhydro
Types of Used Heat Exchangers Available
Aaron Equipment offers a range of used heat exchangers designed to support heat transfer, process cooling, and thermal management applications:
Shell & Tube Stainless Steel Heat Exchangers – Versatile exchangers with tube bundles enclosed in a shell, ideal for high-pressure and high-temperature applications.
Shell & Tube Carbon Steel Heat Exchangers – Durable exchangers suited for non-corrosive fluids and heavy-duty industrial heat transfer applications.
Plate Type Heat Exchangers – Compact exchangers with stacked plates that provide efficient heat transfer in a small footprint.
Air Cooled / Fin Fan Heat Exchangers – Systems that use ambient air and finned tubes to dissipate heat without requiring water cooling.
Scraped Surface Heat Exchangers – Specialized exchangers designed for viscous, sticky, or fouling materials requiring continuous surface cleaning.
Spiral Heat Exchangers – Compact units with spiral flow paths that enhance heat transfer efficiency and reduce fouling.
Heat Exchanger Applications & Industry Uses
Used heat exchangers are essential across industries where controlled heating or cooling is required for process efficiency and product quality. Common applications include:
Chemical Processing: Heating and cooling of process streams and reaction control
Food & Beverage: Pasteurization, cooking, and cooling of liquid products
Energy & Utilities: Heat recovery, steam condensation, and power generation support
Pharmaceutical Manufacturing: Temperature control for sensitive formulations
HVAC Systems: Facility heating, cooling, and air handling
These systems play a critical role in improving energy efficiency, reducing operating costs, and maintaining process stability.
Used Heat Exchanger Buying Considerations
When selecting a used heat exchanger, it is important to evaluate both process requirements and equipment condition:
Condition & Maintenance History: Review refractory lining, heating elements, and prior use
Heat Transfer Requirements: Evaluate temperature differences and thermal duty
Fluid Compatibility: Ensure materials match corrosiveness and cleanliness requirements
Pressure & Temperature Ratings: Confirm suitability for operating conditions
Design Type: Shell & tube, plate, or air-cooled based on application
Fouling & Maintenance Needs: Consider ease of cleaning and maintenance
Condition & Service History: Review wear, scaling, and prior usage
Why Buy Used Heat Exchangers
Buying used heat exchangers provides a cost-effective solution for improving or expanding thermal systems without the long lead times of new equipment. Used units offer proven performance and are often available for immediate shipment, helping facilities maintain uptime and reduce capital investment.
Aaron Equipment sources high-quality heat exchangers from leading manufacturers, providing reliable solutions for a wide range of industrial applications.
Sell Your Used Heat Exchangers
Aaron Equipment actively purchases surplus heat exchangers, including shell & tube, plate, and air-cooled systems. Whether upgrading equipment or decommissioning assets, our team can help maximize value.
A heat exchanger is a system that transfers heat between two fluids without mixing them. It is used to heat or cool process streams in industrial applications.
Common types include shell and tube, plate, air-cooled, scraped surface, and spiral heat exchangers. Each type is designed for specific heat transfer requirements and applications.
Choosing the right heat exchanger depends on temperature requirements, fluid properties, pressure conditions, and required heat transfer efficiency.
Yes. Used heat exchangers are built for long service life and can remain highly reliable when properly maintained, cleaned, and inspected.
Heat exchangers are used in chemical processing, food production, energy, pharmaceuticals, and HVAC systems where temperature control is critical.