Used Centrifuges for Sale
Used centrifuges are industrial separation systems designed to separate solids from liquids or liquids from other liquids using centrifugal force. These systems are widely used in chemical processing, food production, pharmaceuticals, wastewater treatment, and oil & gas industries where efficient phase separation is critical. Centrifuges support processes such as clarification, dewatering, and purification across a wide range of materials. Aaron Equipment offers used centrifuges for sale in various configurations to meet specific separation requirements, capacities, and process conditions. Browse available inventory below or explore centrifuge types to find equipment aligned with your application.
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41174049PIERALISI JUMBO 4 Solid Bowl Decanter Centrifuge
Used- Reconditioned PIERALISI JUMBO 4 Solid Bowl Decanter Centrifuge. Stainless steel construction on product parts. Max bowl speed 3350 rpm. 2 phase. Single lead conveyor. Last application was sludge dewatering of soft bio sludge. This decanter unit is equipped with an automatic back drive system and comes with an electric panel, set of tools and decanter manual. Main drive: ABB motor: 45 kW, 50 Hz. Hydraulic capacity; approx. 55 m3/hour Estimated sludge capacity: 800 kg dry solids/hour. Max sludge density: 1,4 kg/dm3. Completely decanter-factory-work-shop reconditioned. Reconditioning report available on request. The steering panel also control instruments, feed pump, sludge conveyor for the dewatered sludge and flocculation mixer unit. Bowl Diam. (mm): 470 L/D ratio: 4,89 Half cone angle: 8,0 D-solids: 260 L-cyl: 1530 L-cone: 768 Max rpm / G-force: 2700 / 1915. 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.
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41174052Used Alfa Laval AVNX 4055 Solid Bowl Decanter Centrifuge — 30 kW Motor, 3250 RPM
Used- Alfa Laval Solid Bowl Decanter Centrifuge, Model AVNX 4055. This Alfa Laval AVNX4055 decanter unit is in excellent working condition and includes original Alfa Laval lifting tools and a steering panel with a new touch screen. Max G-force: 3.157, max bowl speed: 3250 rpm. Gear: DD 3,5 kN, Drum diameter: 353/202 mm, Beach angle: 20, max sludge density: 1,2 kg/dm3, max feed temperature: 95C. Main drive motor: 30 kW Back drive: Electronic Brake Control automatic system. Last used for sludge dewatering. 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.
MFR: Alfa Laval
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41174058Pieralisi FP 600-2RS Decanter Centrifuge. Used
Used- Pieralisi FP 600-2RS Decanter Centrifuge. AISI 304 Stainless Steel construction (product contact areas). Maximum bowl speed 4100 rpm, single row cake discharge ports, conveyor, casing, gearbox, Approx 15 Kw/22.5 HP 2 HP 380/3/50 ABB drive motor. On 4 legs. Reported rebuild. Previous used in a WWT application. 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
MFR: Pieralisi
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41174061Used Pieralisi Hercules 470/3 Decanter Centrifuge – 4000 RPM, SS, WWT Application, Complete System
Used- Pieralisi Hercules 470/3 Decanter Centrifuge. Stainless Steel construction (product contact areas). Maximum bowl speed 4000 RPM, single row cake discharge ports, conveyor, casing, gearbox, 37Kw 380/3/50 drive main motor. Roto-variator motor 15 Kw, 380/50/3, On 4 legs. Control panel, pumps, sensors, valves, piping and additional infrastructure. Previously used in a WWT application. 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
MFR: Pieralisi
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41174063Used – Alfa Laval MRNX 414B-31G Solid Bowl Decanter Centrifuge – 316 SS, Food-Grade
Used- Alfa Laval MRNX 414B-31G Solid Bowl Decanter Centrifuge. 316 Stainless Steel construction (product contact areas). Maximum bowl speed 3700 RPM. Single row of lined cake discharge ports with wear liners, liquid plate dams, base, stainless steel casing, gearbox, Approx. an 11 kW (14.7 HP), 3/50/400-Volt main drive motor. Back drive. Frame mounted on (4) legs. Sanitary design with CIP cleaning. Previously used in a food application. 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
MFR: Alfa Laval
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41174073Used Hiller DP 45-422 Solid Bowl Decanter Centrifuge | 2304 Duplex SS | Wastewater Dewatering
Used Hiller DP 45-422 Solid Bowl Decanter Centrifuge | 2304 Duplex SS | Wastewater Dewatering. Alloy 2304 (1.4362) on product contact parts. Maximum bowl speed 3800 rpm. Working bowl speed 3500 rpm. Single lead conveyor with single row lined cake discharge ports with ware liners. Approximate 30 KW (45 hp) 3/50/380 Volt main drive motor, frame/casing and additional infrastructure. On 4 legs. Control panel. Previously used in a Wastewater Treatment Application. New year 2012. 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.
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41174074Hiller DP 45-422 Industrial Decanter Centrifuge with Duplex Stainless Bowl | Sludge Dewatering
Hiller DP 45-422 Industrial Decanter Centrifuge with Duplex Stainless Bowl | Sludge Dewatering. Alloy 2304 (1.4362) on product contact parts. Maximum bowl speed 3800 rpm. Working bowl speed 3500 rpm. Single lead conveyor with single row lined cake discharge ports with ware liners. Approximate 30 KW (45 hp) 3/50/380 Volt main drive motor, frame/casing and additional infrastructure. On 4 legs. Control panel. Previously used in a Wastewater Treatment Application. New year 2012. 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.
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41174076Used GEA Westfalia Fishmaster CF 5000 Decanter Centrifuge | Fish Oil & Protein Processing
Used GEA Westfalia Fishmaster CF 5000 Decanter Centrifuge | Fish Oil & Protein Processing. Alloy 2304 (1.4462) stainless steel (product contact areas). Max bowl speed 4000 rpm, 2 phase separation (liquid/solids) design, single row of lined cake solids discharge ports, base, casing, gearbox, back drive and control panel. Previously used in a Fish oil application. New year 2015. Reposted rebuild. 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.
MFR: GEA Westfalia
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41174077Used Alfa Laval DSNX 4850 Decanter Centrifuge. Stainless steel (product contact areas). Max bowl speed 3650 rpm, 2 phase separation (liquid/solids) design. Bowl dia: 480/263 mm (18.7/10.2), Bowl beach angle: 10°, 250 mm (10") pitch, conveyor flights are protected with around 200 tungsten carbide tiles, single row of 360 deg lined cake solids discharge ports, base, casing, gearbox 6 kNm, back drive 1:169 and Alfa Laval control panel with ABC controller. Previously used in a Medical WWT applicati
Used Alfa Laval DSNX 4850 Decanter Centrifuge for Sludge Dewatering | Medical & Industrial WWT. Stainless steel (product contact areas). Max bowl speed 3650 rpm, 2 phase separation (liquid/solids) design. Bowl dia: 480/263 mm (18.7/10.2), Bowl beach angle: 10, 250 mm (10") pitch, conveyor flights are protected with around 200 tungsten carbide tiles, single row of 360 deg lined cake solids discharge ports, base, casing, gearbox 6 kNm, back drive 1:169 and Alfa Laval control panel with ABC controller. Previously used in a Medical WWT application for sludge dewatering.
MFR: Alfa Laval
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41174079Used Alfa Laval NX 438B-31G Solid Bowl Decanter Centrifuge – 316 SS High-Speed Separation System
Used- Alfa Laval NX 438B-31G Solid Bowl Decanter Centrifuge. 316 Stainless Steel construction (product contact areas). Maximum bowl speed 3650 RPM. 360 deg single row of lined cake discharge ports with wear liners, liquid plate dams, base, stainless steel casing, gearbox, 55 kW (82.5 HP), 3/50/400-Volt main drive motor. 3.5 KN gearbox. Hydraulic back drive. Frame mounted on (4) legs. Control panel. Previously used in a fishmeal/oil application. Our Freight specialists can assist with any customs documentation to insure a smooth transition.
MFR: Alfa Laval
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48744024Used Pieralisi Maior 3 Decanter Centrifuge
Pieralisi Maior 3 Decanter Centrifuge. Stainless Steel construction (product contact areas). Maximum bowl speed 4000 rpm, single row cake discharge ports, conveyor, casing, gearbox, Approx 22 HP 380/3/50 drive motor. On 4 legs. Reported rebuild. Previous used in an olive oil application. Used. 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.
MFR: Pieralisi
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49670009GEA Westfalia CA 220-01-00 Decanter Centrifuge.
Used- GEA Westfalia CA 220-01-00 Decanter Centrifuge. Stainless steel construction (product contact areas), max bowl speed 5500 rpm, 2 phase separation (liquid/solids) design, single row of lined cake solids discharge ports, base, casing, gearbox. On 4 legs. Previously used in an olive oil application. 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.
MFR: GEA Westfalia
Types of Used Centrifuges Available
Aaron Equipment offers a range of used centrifuges designed to support solid-liquid separation, liquid clarification, and dewatering applications:
Decanter Centrifuges – Continuous centrifuges designed for separating solids from liquids in high-throughput industrial applications.
Disc Automatic Centrifuges – High-speed centrifuges used for continuous liquid-liquid separation and clarification with automated operation.
Basket Centrifuges – Bottom Dump – Batch centrifuges designed for efficient solid discharge through bottom-opening mechanisms.
Basket Centrifuges – Peeler – Automated batch centrifuges that use peeling knives to remove solids from the basket wall.
Tricanter Centrifuges – Three-phase separation systems designed to separate solids and two immiscible liquid phases simultaneously.
Disc Nozzle Centrifuges – Continuous centrifuges with nozzle discharge systems for handling high solid loads in liquid streams.
Centrifuge Applications & Industry Uses
Used centrifuges are essential across industries where separation, clarification, or dewatering is required. Common applications include:
Chemical Processing: Separation of solids from liquid chemical streams
Food & Beverage: Clarification of oils, dairy products, and beverages
Pharmaceutical Manufacturing: Purification and separation of active compounds
Wastewater Treatment: Sludge dewatering and solids removal
Oil & Gas: Separation of oil, water, and solids in processing operations
These systems improve process efficiency, reduce waste, and enhance product quality.
Used Centrifuge Buying Considerations
When selecting a used centrifuge, it is important to evaluate both process requirements and equipment condition:
Separation Type: Solid-liquid vs. liquid-liquid vs. three-phase separation
Throughput Capacity: Match system size with production requirements
Operating Speed & G-Force: Determine separation efficiency and performance
Batch vs. Continuous Operation: Choose based on process workflow
Material Compatibility: Ensure construction matches process chemistry
Condition & Maintenance History: Review wear components and service records
Why Buy Used Centrifuges
Buying used centrifuges provides a cost-effective solution for implementing separation systems without the long lead times of new equipment. Used centrifuges offer proven performance and are often available for immediate shipment, helping facilities maintain production schedules and reduce capital investment.
Aaron Equipment sources high-quality centrifuges from leading manufacturers, providing reliable solutions for demanding industrial separation applications.
Sell Your Used Centrifuges
Aaron Equipment actively purchases surplus centrifuges, including decanter, disc, and basket systems. Whether upgrading equipment or decommissioning assets, our team can help maximize value.
An industrial centrifuge is a machine that uses centrifugal force to separate materials based on density differences, commonly used for solid-liquid or liquid-liquid separation.
Common types include decanter centrifuges, disc centrifuges, basket centrifuges, and tricanter systems, each designed for specific separation applications.
Choosing the right centrifuge depends on material properties, separation type, throughput requirements, and whether batch or continuous operation is needed.
Yes. Used centrifuges are built for long service life and can remain highly reliable when properly maintained, inspected, and refurbished if necessary.
Centrifuges are used in chemical processing, food production, pharmaceuticals, wastewater treatment, and oil and gas industries.