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.:
53907002Used Heat Transfer Systems Tube Reboiler/Heat Exchanger – 7062 Sq Ft, 304L SS, Vertical/Horizontal
Used- Heat Transfer Systems Inc. Stainless Steel Tube Reboiler/Heat Exchanger. 7062 square foot surface area; 57" diameter; Carbon steel steam shell; 304L stainless steel tubes and tube sheets; 16' shell length; 23'8" overall length; Vertical orientation (can be used horizontal); 75 PSI/FV @ 320F Shell Side (MAWP); 60 PSI/FV @ 320F Tube Side (MAWP); 31 Deg F/75 PSI Shell Side (MDMT); 31 Deg F/60 PSI Tube Side (MDMT); 15 PSI/FV @ 320F Shell Side (MAWP-External); 15 PSI/FV @ 320F Tube Side (MAWP-External). BEM exchanger configuration. S/N #13138-5. NB #2068. Built 2011. Unit is from ethanol distillation column system.
MFR: Heat Transfer Systems
Stock No.:
47233001Unused Hughes-Anderson 2-Pass Shell & Tube Heat Exchanger – 7,110 Sq. Ft., 600 PSI
Unused- Hughes-Anderson 2 Pass Shell & Tube Heat Exchanger, 7,110 Square Feet, Type AET, Size 52" x 28', Horizontal. Carbon steel shell rated 600 psi/Full Vacuum at -50 to 400 degreesF. (989) 1" Diameter x 28 long carbon steel tubes rated -50 to 500 psi/Full Vacuum at 400 degrees F. Openings shell (2) 10", openings for tubes (2) 14". Mounted on saddles. Serial# 9683-1, National Board# 6006, built 2008.
MFR: Hughes Anderson
Stock No.:
47233002Industrial Unused Hughes-Anderson 2-Pass Shell & Tube Heat Exchanger – 7,110 Sq. Ft. | Horizontal
Unused- Hughes-Anderson 2 Pass 7,110 Square Feet, Type AET Shell & Tube Heat Exchanger, Size 52" x 28'. Horizontal. Carbon steel shell rated 600 psi/Full Vacuum at -50 to 400 degreesF. (989) 1" Diameter x 28 long carbon steel tubes rated -50 to 500 psi/Full Vacuum at 400 degrees F. Openings shell (2) 10", openings for tubes (2) 14". Mounted on saddles. Serial# 9683-2, National Board# 6007, built 2008.
MFR: Hughes Anderson
Stock No.:
53267059Sistersville Tank Works Incorporated Shell and Tube Heat Exchanger
Used- Sistersville Tank Works Incorporated Shell and Tube Heat Exchanger. Approximately 745 square foot 316L stainless steel 20" diameter X 20' face to face length. 316L SS shell side rated 150 PSI @ 20 to 320 degrees F. (190) 3/4" 316L SS tubes rated 150 PSI @ 20 to 305 degrees F. 3" Process nozzles with 1" vent and drain. 3" service nozzles. NB# 3879, S/N: 06- 290. Built 2007. Weight 6150#. Missing one head
MFR: Sisterville Tank Works
Stock No.:
53587001Unused Tarmac Int. Inc. Heat Exchanger – 768 Sq. Ft., 1.8 MMBTU/H, Stainless Steel
Unused- Tarmac Int. Inc Heat Exchanger, (Never set up on the Hot side). Model 48-30DPL48-0.625-IU. 768 sqft. Stainless steel. Size: 48"*48"*54.25, CFM: 8100 CFM. Material: High temperature SST, Surface area: 768 Ft square. Total heat transfer rate: 1.8 MMBTU/Hour. Type: Plate/plate heat exchanger. Max Temp Hot Gas Inlet: 662 F. Efficient: 64.3%. Suitable to handle particulate gases from solid combustion and also applicable in clean combustion Outlet temp hot side: 249F , 11 GA. 304 S.S. casing with 18 GA. 304 S.S. expansion joints at 3 connections, 12 Ga. C.S. cladding with 3 x 3 x C S flanges primed and painted. STRUCTURAL STAND EQUAL TO OR LESS THAN 5 HEAT EXCHANGER ELEVATION. Year 2021. 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.:
53267156Smithco Four-Bundle Air-Cooled Heat Exchanger Package for Natural Gas Compression and Lube Oil Cooling Operations
Smithco Four-Bundle Air-Cooled Heat Exchanger Package for Natural Gas Compression and Lube Oil Cooling Operations. S/N 108432-B. Overall dimensions are 31.5' long X 11.1' wide X 12.67' tall. Unit consists of (2) lube oil coolers, Natural gas cooler #1 and Natural gas cooler #2. Lube cooler 1 has 3" 300# inlet and outlet and (98) 1" 304 stainless steel tubes configured in 4 rows 2-pass 30' long. Fin type L-tension aluminum. Rated 330 PSIG @ -20 to 350 F. Bare Sq ft. 770.3, Extended Sq Ft. 16,310. Natural gas cooler CLR-1 has 6" 300# inlet and outlet and (34) 1.25" 304 tubes configured in 4 rows 2-pass 30' long. Fin type L-tension aluminum. Rated 300 PSIG @ -20 to 350F. Bare Sq ft. 334, Extended Sq Ft. 6,542. Lube cooler 2 has 2" 300# inlet and outlet and (54) 1" 304 stainless steel tubes configured in 4 rows 2-pass 30' long. Fin type L-tension aluminum. Rated 450 PSIG @ -20 to 350 F. Bare Sq. ft. 424.4 Extended Sq ft 8,986. Natural gas cooler CLR-2 has 4" 300# inlet and outlet and (26) 1.25" 304 stainless steel tubes configured in 4 rows 2 pass 30' long. Fin type L-tension aluminum. Rated -20 to 350 F. Bare Sq ft. 255.4, Extended Sq. ft. 5,003. Unit has (2) 20HP COFIMCO model 49 5000 fans 10' diameter consisting of (5) aluminum blades with adjustable pitch and 10 degree angle. Motors are 3/60/460 volt. Fans driven by belt driven speed reducer. Rated 122,800 ACFM. Galvanized structure. Built 2010, Weight 22,800#.
MFR: Smithco Engineering
Stock No.:
53267147Used Smithco Model 1F30-111-2 Four-Bundle Fin-Fan Cooler Package – Natural Gas & Lube Oil Air-Cooled Heat Exchanger System
Used Smithco Model 1F30-111-2 Four-Bundle Fin-Fan Cooler Package Natural Gas & Lube Oil Air-Cooled Heat Exchanger System. S/N 108432-B. Overall dimensions are 31.5' long X 11.1' wide X 12.67' tall. Unit consists of (2) lube oil coolers, Natural gas cooler #1 and Natural gas cooler #2. Lube cooler 1 has 3" 300# inlet and outlet and (98) 1" 304 stainless steel tubes configured in 4 rows 2-pass 30' long. Fin type L-tension aluminum. Rated 330 PSIG @ -20 to 350 F. Bare Sq ft. 770.3, Extended Sq Ft. 16,310. Natural gas cooler CLR-1 has 6" 300# inlet and outlet and (34) 1.25" 304 tubes configured in 4 rows 2-pass 30' long. Fin type L-tension aluminum. Rated 300 PSIG @ -20 to 350F. Bare Sq ft. 334, Extended Sq Ft. 6,542. Lube cooler 2 has 2" 300# inlet and outlet and (54) 1" 304 stainless steel tubes configured in 4 rows 2-pass 30' long. Fin type L-tension aluminum. Rated 450 PSIG @ -20 to 350 F. Bare Sq. ft. 424.4 Extended Sq ft 8,986. Natural gas cooler CLR-2 has 4" 300# inlet and outlet and (26) 1.25" 304 stainless steel tubes configured in 4 rows 2 pass 30' long. Fin type L-tension aluminum. Rated -20 to 350 F. Bare Sq ft. 255.4, Extended Sq. ft. 5,003. Unit has (2) 20HP COFIMCO model 49 5000 fans 10' diameter consisting of (5) aluminum blades with adjustable pitch and 10 degree angle. Motors are 3/60/460 volt. Fans driven by belt driven speed reducer. Rated 122,800 ACFM. Galvanized structure. Built 2010, Weight 22,800#.
MFR: Smithco Engineering
Stock No.:
54234016Used Xylem Shell & Tube Heat Exchanger – 150 PSI Pressure Rating, Built 2018
Used Xylem "U-Tube" Heat Exchanger, Approximately 78 Square Foot, Horizontal. (22) 304 Stainless steel 3/4" diameter. Shell and tubes rated 150 psi @ -20 to 375 Degrees F. Approximate 8" diameter x 108" long carbon steel shell, with sheathing. Openings: Shell (2) 2" diameter, Tube (2) 2" diameter, Vent 3/4", (2) 1/2" drains. Serial# 285806-03, National Board# 314565, Built 2018. Dimensions 118" x 54" x 34"tall
Stock No.:
48291048Unused Single-Pass Shell & Tube Heat Exchanger, 8,254 Sq. Ft.
Unused- Single Pass Shell & Tube Heat Exchanger, Approximate 8254 Square Feet, Tema Type AEL, Horizontal. Carbon steel shell rated 527psi/Full Vacuum at 230 degrees F. (1952) 3/4" diameter x 264" long 2205 Duplex stainless steel tubes rated 139psi/Full Vacuum at 230 degrees F, Duplex 2205 stainless steel heads. Openings shell (2) 6", openings for tubes 20", 24". Mfg: Ilsung Corporation. Serial# 14-HE-080, National Board# 2064, built 2014. OAD 380"L X 54"W X 98"T, 44748 lbs. Documents available. Nitrogen purged by manufacturer after testing and prior to storage.
MFR: Ilsung Corporation
Stock No.:
48291049Unused- Ilsung Single Pass Shell & Tube Heat Exchanger - 8,254 sq ft
Unused- Single Pass Shell & Tube Heat Exchanger, Approximate 8254 Square Feet, Tema Type AEL, Horizontal. Carbon steel shell rated 527psi/Full Vacuum at 230 degrees F. (1952) 3/4" diameter x 264" long 2205 Duplex stainless steel tubes rated 139psi/Full Vacuum at 230 degrees F, Duplex 2205 stainless steel heads. Openings shell (2) 6", openings for tubes 20", 24". Mfg: Ilsung Corporation. Serial# 14-HE-081, National Board# 2065, built 2014. OAD 380"L X 54"W X 98"T, 44748 lbs. Documents available. Nitrogen purged by manufacturer after testing and prior to storage.
MFR: Ilsung Corporation
Stock No.:
53267102Used Southern Heat Exchanger 8500 Sq. Ft. 304L Stainless Horizontal Heat Exchanger – 51" x 26', Built 2019
Used Southern Heat Exchanger 8500 Sq. Ft. 304L Stainless Horizontal Heat Exchanger . 51" diameter X 26' face to face length. 304L Shell rated 110/FV @ -20 to 650 F. (1294) 304L tubes rated 110/FV @-20 to 550 F. Has 304L tubesheets and carbon steel heads. Fittings: (2) 16" inlet/outlet, (2) 1" Aux., (2) 1" vent/drain, (2) 18" inlet/outlet, (1) 2" Aux., (1) 1" vent, (1) 6" drain, (1) 2" Aux. NB# 15500, S/N 19-0072. Built 2019.
Stock No.:
53267103Used Rubicon 8500 Sq. Ft. 304L Tube Heat Exchanger – 51" x 26', Carbon Steel Shell
Used Rubicon 8500 Sq. Ft. 304L Tube Heat Exchanger 51" x 26', Carbon Steel Shell, rated 110/FV @ -20 to 650 F. (1294) 304L tubes rated 110/FV @-20 to 550 F. Has 304L tubesheets and carbon steel heads. Fittings: (2) 16" inlet/outlet, (2) 3/4" vent/drain, (1) 18" inlet, (1) 14" outlet, (4) 3/4" vent/drain, (2) 2" acid wash, and (1) 6" flush out. NB# 1959, S/N 3387-1A. Built 2007.
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.