Used Filters for Sale
Filters are industrial separation systems designed to remove solids from liquids or gases, improving product purity, process efficiency, and environmental compliance. Used across chemical processing, food and beverage production, pharmaceuticals, wastewater treatment, and other industrial operations, filters play a critical role in clarification, dewatering, and product recovery. Aaron Equipment offers used filters for sale in a range of configurations to support different filtration methods, capacities, and material requirements. Browse available inventory below or explore filter types to find equipment suited to your application.
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53125005Used Evoqua/Siemens 1500mm Filter Press – Heavy-Duty Industrial Filtration
Used- Evoqua/Siemens Model 1500N32-64/90-125/175SYLC Automatic Filter Press. Features (65) 1500 mm x 1500 mm (approximately 60" x 60") sidebar suspended filter plates with automatic plate mover/plate shifter for reduced manual handling. Equipped with Siemens PLC-based controls and CNC-style automation for automated cycle control. Heavy-duty construction with an approximate structural weight of 52,000 lbs. Manufactured in 2008. Suitable for municipal and industrial sludge dewatering, mining and mineral slurry dewatering, chemical and specialty chemical filtration, food and beverage process and by-product filtration, and pulp and paper slurry and wastewater treatment. Designed for high-capacity solid/liquid separation in demanding industrial applications.
MFR: Siemens Allis
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53126015Used Clearstream MMF-39-60-SS Indexing Media Filter – 100 USGPM, 304 Stainless Steel
Used- Clearstream MMF-39-60-SS Indexing Media Filter, 100 USGPM @ 5 Micron, 11ga, 304 SS construction, Aluminum seal wheels, SS drive shaft, UHMW sprockets float sensor and customized electronic control panel for auto media indexing,110v, 60hz, 1/2hp motor, 76" x 60" x 24" and Indexing Filter Tank 304 Stainless 48"x72"x24"
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53224001Unused Alfa Laval AS-H Belt Press G3 3-Belt for Sale
Used- Alfa Laval AS-H Belt Press G3 3Belt, 1.2 METER. Stainless steel. 8 Roller Design, 246" long, x 102" wide x 110" high. 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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53240001Used Komline Sanderson Gravabelt Gravity Belt Thickener for Sale
Used- Komline Sanderson Gravabelt Gravity Belt Thickener, Model G25. Stainless steel construction. 36" W x 23'3" L belt size. 17-85 FPM. 16 GPM @ 85 PSI water requirements. 185 hours. Driven by a 1 HP, 1750 RPM, 3/60/230-460V motor. Previously used for wastewater treatment. OAD: 16'2 L x 5'6 W x 6' H.
MFR: Komline Sanderson
Stock No.:
53584001Hydrotech Wastewater Disc Filter, Model HSF2216/14 2FN – 10 Micron Polyester Media
Used- Hydrotech Disc Filter, Model HSF2216/14 2FN. 304 stainless steel construction; 3.6 MGD (millions of gallons per day) peak hour flowrate; 1.5 MGD maximum daily flow; 10 micron polyester filter element; GRP (glass reinforced plastic) cover material; ABS plastic disc material. Built 2010. Includes 1.5 HP, 3/60/460V SEW-Eurodrive motor, model S77DT90S4 M1B; Grundfos MTR-20 15 HP backwash pump, 92 GPM. Previously used for wastewater treatment.
MFR: Hydrotech
Stock No.:
53607014Used Capifiltro Olive Oil DE Filter – Model BM-633, Stainless Steel
Used- Capifiltro Olive Oil DE filter, Model BM-633. Stainless steel Filter housing 50" Straight side X 4' Dia, 3 1/2" Diameter Stainless steel piping, 14" Diameter. discharge. 200 PSI @ 4 bar. Steel frame. Approximate dimensions 147" H X 14'6" L X 92" W. Approx. 8000 lbs. Last filtered Olive Oil
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53607016Used Kieselguhr DE Filter – Model NF-10, 10 m² Horizontal Disc Beer Filter
Used- Kieselguhr DE Filter Model NF-10. Includes AISI 304 filter vessel, filter discs, piping with butterfly valves and centrifugal pump, Piston dosing pump, Filter pack turning device, Lighted sight glasses at product inlet and outlet, Pressure gauges, sample valves and flow meters, Final filtration disc for residual liquid, Wheel mounted AISI 304 cake collection tray with 10 inch diaphragm pump for discharge. SST horizontal disk beer filter with centrifugal discharge. 10 sq meter filter with a 630-liter capacity bell with 7 Bar rating, and 175 liter dosing tub. Wheel mounted AISI 304 Stainless steel frame. Flow rate per manufacturer is 3-5 bbl/hour/meter, so 30-50 bbl per hour (16.5gpm to 27.5gpm). Electrics are 480 V, 3 Ph, 60 Hz, 34 Amp. Filter bell holds 5 bbls. 7 feet 4 inches tall, 7 feet 10 inches wide, 4 feet 5 inches deep. 1,800 pounds. Year 2002. Last used to filter beer.
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54329001Used Belmer Winkle Press Dewatering Belt Press VPK 2S | High-Capacity Sludge Dewatering System
Used Belmer Winkle Press Dewatering Belt Press VPK 2S | High-Capacity Sludge Dewatering System. Belt working width measures 1500 mm (48") x 15500 mm (50 4") long. 2 x 21 spray nozzles. Water pressure 6 bar (90 PSI), 18 x 188 mm (7.33") Dia driving rolls. Belt speed 2.61 m/min (85"/min), Stainless steel frame. Unit features hydraulically controlled belt tracking device. Includes (1) 4 kW / 6 HP, 400V powerpack feeder belt drive. 1.7 kW / 2.3 hp, 460V main press belt drive with variable speed control (1) Sludge pump, (1) Polymer station (1) Control panel. Overall dimensions 5600 mm (182") long x 2534 mm (823") width (transport width) x 2250 mm (73") high, Weight empty 9.5 tonnes. Operating weight 10.5 tonnes. Previously used in a WWT application. New 2022. Our freight specialists can assist with freight and customs documentation to ensure smooth transition.
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54456001Used Press Technologies 120-WT Twin Wire Wedge Thickener | 10’ Belt Sludge Dewatering System
Used- Press Technologies Twin Wire Wedge Thickener, Model 120-WT. 10' wide belt. Uses (2) 40 HP dual press drive motors. Utilizes (2) 12'' wide filtrate drain troughs. Pulp is discharged through 25 HP screw conveyor. Includes all associated electrical components, transformers, pumps, motors, and valves.
MFR: Press Technology
Types of Used Filters Available
Aaron Equipment offers a variety of used filters designed for different separation processes, throughput requirements, and material characteristics.
Filter Presses – Batch filtration systems that use pressure to separate solids from liquids, commonly used for sludge dewatering and high-solids applications.
Nutsche Filters – Enclosed filtration units ideal for solid-liquid separation, washing, and drying in pharmaceutical and chemical processing.
Rotary Vacuum Filters – Continuous filtration systems used for high-volume separation of slurries in chemical, mineral, and wastewater operations.
Pressure Leaf Filters – Vertical or horizontal vessels designed for high-efficiency filtration of liquids with low solids content.
Cartridge Filters – Compact filtration systems used for fine particle removal and polishing applications in food, beverage, and pharmaceutical processes.
Horizontal Belt Vacuum Filters – Continuous filtration systems designed for large-scale solid-liquid separation and cake washing applications.
Filter Applications & Industry Uses
Used filters are essential in processes requiring separation of solids from liquids or gases to improve product quality and process efficiency. Depending on the filter type, these systems support batch or continuous filtration, fine particle removal, and dewatering.
Common industries and applications include:
Chemical processing: Catalyst recovery, slurry separation, and product purification
Food and beverage: Clarification, polishing, and ingredient processing
Pharmaceutical and biotechnology: Sterile filtration and product recovery
Wastewater treatment: Sludge dewatering and solids removal
Mining and minerals: Tailings processing and slurry filtration
Used Filter Buying Considerations
When selecting a used filter, evaluate both process requirements and equipment condition:
Filtration Type and Process Design: Determine whether batch or continuous filtration is required
Throughput and Capacity: Match system size and filtration area to production needs
Material Compatibility: Ensure construction materials suit process fluids and operating conditions
Automation and Controls: Review control systems, discharge mechanisms, and integration requirements
Condition and Maintenance History: Inspect filter media systems, plates, seals, and structural components
Why Buy Used Filters
Buying used filters can significantly reduce capital costs while still delivering reliable separation performance. Many filtration systems are available for immediate shipment, helping facilities avoid long OEM lead times. Purchasing used equipment also provides access to proven filtration technologies already used in demanding industrial environments.
Sell Your Used Filters
Aaron Equipment purchases surplus and used filters across a wide range of manufacturers and configurations. If you are upgrading equipment, shutting down operations, or selling idle assets, our team can assist with direct purchases or consignment.
A filter is an industrial separation device used to remove solids from liquids or gases. Filters are commonly used in processes requiring clarification, purification, or dewatering across many industries.
Used filters include filter presses, nutsche filters, rotary vacuum filters, pressure leaf filters, cartridge filters, and horizontal belt vacuum filters. Each type is designed for specific filtration processes, material characteristics, and production requirements.
Choosing the right filter depends on the type of material being processed, solids concentration, required throughput, and whether batch or continuous operation is needed. Equipment design, filtration media, and construction materials should also align with process requirements.
The cost of a used filter varies based on type, size, manufacturer, capacity, and condition. Larger or specialized filtration systems typically command higher prices. Availability and application requirements will also influence pricing.
Yes. Aaron Equipment purchases surplus and used filters from a wide range of manufacturers and configurations. Submit your equipment details to request an evaluation for resale or consignment.