Used Diaphragm Accumulators for sale (494)

Condition: used, This listing is for 1 of 2 Quattro Fluid SystemFlow 1000S These units is in full working condition and is ready for immediate use Overview & Application The Quattroflow 1000 S is a quaternary (four‑piston) diaphragm positive‑displacement pump—engineered for gentle, sterile handling of shear‑sensitive fluids such as proteins, vaccines, cell suspensions, and other biopharmaceutical or food-grade products. Its design features—like seal‑less operation, low shear, low pulsation, and dry‑run capability—make it ideal for critical applications including: Filtration systems: Tangential‑flow filtration (TFF), recirculation pumps, filter cartridges Chromatography: Gradient mixing and feed pumps Centrifuge feeding and homogenization Aseptic filling lines and other sensitive processing tasks Commonly processed media include albumin, IgG antibodies, enzymes, vaccines, cell and virus suspensions, dairy products, and cosmetic or polymeric solutions. Technical Specifications Here’s what’s known about its performance and build: Flow rate: Continuously variable between ~25 to 1000 L/h (at atmospheric pressure); around 750 L/h at 6 bar (depending on configuration) Max Pressure: Up to 6 bar, with high‑pressure variants available upon request Drive mechanism: Four‑piston diaphragm setup actuated by an eccentric shaft; standard variant uses a 5° eccentric shaft reaching up to 1,800 rpm Material & Construction: Pump head: Stainless steel grades 1.4435 or 1.4539, optional alternatives (like PEEK) available Membranes: Santoprene (diaphragm), EPDM (valve membranes) Priming and Pumping Features: Self‑priming, dry‑run capable Four directional porting—pump orientation flexible No shaft seals or wetted rotating parts, minimizing wear and product heating Internal volume (filling volume): Approx 35 mL; designed to minimize dead volume and aid product recovery Connections: Standard ¾″ TC (Tri‑Clamp) sanitary ferrule; other flange types available Dimensions & Weight: Rcodpfx Ahjxhfp Rs Usk Pump: 523 × 155 × 212 mm, ~23 kg Control unit (frequency inverter): 350 × 155 × 212 mm, ~6 kg Electrical: 230 V AC (50 Hz) via a control box with 6.3 A fuse; motor IP54, control box IP53 Key Advantages This model offers several standout benefits: Gentle, high‑integrity fluid handling—ideal for fragile biologics due to low shear and pulsation Contamination-free design—no mechanical seals, minimal abrasion Robust operation—powerful 370 W motor, simplified maintenance with fewer parts Aseptic and sterile process readiness—autoclavable, self‑draining, hygienic construction Installation adaptability—four flow directions, small footprint, flexible hookups

Year of construction: 2005, condition: good (used), Diaphragm valve DN40, plastic diaphragm valve 2/2 way Rcodpfx Ahsb A Nhko Usk -Type: 677 25D Max. pressure: 6 bar -Weight: 1.6 kg

Condition: new, Year of construction: 2025, Pneumatic double diaphragm pump Cobra 40 -10 Its unique design allows low pulsation operation Uniform ink flow for perfect spray and highest surface quality Ideal for processing shear and moisture sensitive materials Minimal shear forces - ideal for processing e.g. UV varnishes Ideal for processing small quantities of material and for frequent colour changes Scope of delivery: Basic unit on stand, HD double hose 7,5m, upper container 5l Ex, AirCoat gun AC 4600 Professional including red air cap and holder, Air Coat nozzle ACF 3000 11/40 Rcjdpfxebuqn He Ah Uek Technical data: Conversion ratio: 40:1 Volume flow per double stroke: 10 cm3 Flow rate at 200 double strokes: 2 l/min max. Operating pressure: 250 bar Weight: 23 kg Location: 54634 Bitburg At a special price - immediately available

Condition: new, Year of construction: 2025, functionality: fully functional, overall weight: 53 kg, Caffini Diaphragm Pump Libellula 1-3 - NEW! Equivalent to Wacker Neuson PDI 3A and AMT 337G-96B. Delivery head: 7 m, Flow rate: 333 l/min, Discharge outlet: 80 mm, Redpfsx Ak S Tjx Ah Uock Weight: 53.5 kg, Honda GX 160 petrol engine with 4.0 kW, including chassis, connection kit, suction strainer, handles solids up to 6 cm. Machine location: Warehouse D-46514 Schermbeck. Applications: ✔ Construction & civil engineering (sludge, gravel, sediment) ✔ Sewer & pipe cleaning ✔ Dewatering of construction pits & shafts ✔ Emergency pumps for flood control ✔ Agriculture, industry, rental _____ Buy Caffini Libellula 1-3 | Diaphragm pump for solids | Dirty water pump 333 l/min | Pump with Honda GX 160 engine | Wacker Neuson PDI 3A alternative | Equivalent to PDI 3A | Honda 3-inch pump | Construction site solids pump | Petrol flood pump | Piston pump with chassis | Construction site pump with suction strainer

Condition: used, GENERAL Redjxqc Ddepfx Ah Ujck Remarks: Manufacturer: Crane Type: 251301 Location: Bremen Condition: used

Condition: used, functionality: unexamined, machine/vehicle number: AEPF71, power: 0.37 kW (0.50 HP), input voltage: 230 V, input frequency: 50 Hz, input current: 32 A, type of cooling: air, rotational speed (max.): 1,350 rpm, Used ATMA AEPF71 diaphragm pump Rodexp I Huepfx Ah Uock Manufacturer: Atma Antriebstechnik Model: AEPF71 Voltage: 230V 50Hz

Condition: used, This listing is for a QuattroFlow QF150 Diaphragm Pump. The unit is in full working condition and is ready for immediate release. The Quattroflow 150S is a 4-piston Diaphragm pump, which is mainly used to pump water-like fluids that are typically handled in research-, pilot plant- or production facilities of the pharmaceutical, biotech, food or cosmetic research centres or plants. Examples: • Solutions containing proteins (albumin, IgG, Clotting factors, monoclonal antibodies, enzymes, vaccines.) • Solutions of polymers or suspensions (silicon, latex, chromatography media) • Cell suspensions (bacteria, yeast, algae, fungi, mammalian cells) • colloidal solutions • Suspensions of viruses or phage • Dairy products • Gelatine • Supplements and ingredients for cosmetic and food Flow rate max.: Eccentric shaft 3° l/h (lpm) 100 (1.67) 100 (1.67) Eccentric shaft 5° l/h (lpm) 180 (3) 180 (3) Flow rate min.: Eccentric shaft 3° l/h (lpm) 1 (0.017) 1 (0.017) Eccentric shaft 5° l/h (lpm) 1 (0.017) 1 (0.017) Pressure: Temperature of fluid < 40°C bar (psi) 6 (87) 6 (87) Temperature of fluid > 40°C bar (psi) 4 (58) 4 (58) Temperature max.: Fluid °C (°F) 80 (176) 80 (176) CIP °C (°F) 90 (194) 90 (194) SIP °C (°F) 130 (260) 130 (260) Autoclave °C (°F) 130 (260) 130 (260) Suction lift dry at: 3000 rpm 3000 rpm Eccentric shaft 3° m (ft) 1-1,5 (3.2-4.9) 1-1,5 (3.2-4.9) Eccentric shaft 5° m (ft) 2-3 (6.6-9.8) 2-3 (6.6-9.8) Volume specifications: Approximated volume per revolution at free output ml 0,72 (3°) 1,2 (5°) 0,72 (3°) 1,2 (5°) Filling volume without connectors ml 15 15 Residual volume (after idle with highspeed motor) ml 1-3 1-3 Product wetted surface (approx.) cm² (inch²) 112 (17) 112 (17) Speed range pump rpm 10-3000 10-3000 Connection specification inlet (standard) Connector " 1/4" TC 1/4" TC Flange diameter mm (inch) 25 25 Internal diameter mm (inch) 4,7 4,7 Connection specification outlet (standard) Connector " 1/4" TC 1/4" TC Flange diameter mm 25 25 Internal diameter mm (inch) 4,7 (0.19) 4,7 (0.19) Position of connectors Inline Inline Number of flow directions 4 4 Diameter drive shaft mm 7 7 Product wetted materials (standard): Pump housing SS316L SS316L Valve plate SS316L SS316L Diaphragms Santoprene Santoprene Valves EPDM EPDM O-rings EPDM EPDM Non-product wetted materials (standard): Pump housing SS316L SS316L Bearing housing SS316L SS316L Base plate SS316 SS316 Hood SS316 SS316 Dimensions pump with motor and Rodpfx Aexx Avpsh Ueck housing: Length mm (inch) 257 (10,2) 277 (10-91) Width mm (inch) 164 (6,5) 200 (7,87) Height mm (inch) 185 (7,2) 195 (7,67) Weight pump with motor and housing kg (lb) 9,8 (22) 11,2 (25) IP protection class pump IP 54 54 Operating temperature range °C (°F) 0…40 (32…104) 10…30 (50…86)

Condition: good (used), Pneumatic double diaphragm pump -Fast venting and immediate suction of the medium -Dry running without: damage -Hermetically sealed for: moisture-sensitive liquids -Excellent for: abrasive liquids with low to medium viscosity and materials sensitive to shear forces: -Air max. Pressure: bar -Air connection: 1 "inch Rcjdpjdwf S Usfx Ah Uek -Water output: l/min -Water max. Pressure: bar -Connection: B coupling -Dimensions: 480/400/H530 mm -Weight: 32 kg

Condition: refurbished (used), Various Crane / Depa pumps, various designs and sizes, cpl. refurbished and available at short notice Rjdpjfcy A Iefx Ah Ueck

Condition: excellent (used), HUSKY 1040 1" DIAPHRAGM PUMP GRACO REF. D7C331 - Brand: GRACO - Reference: D7C331 -Transfer products, 189l/min, 1" thread. -Body: ALUMINIUM, Seats: STAINLESS STEEL, Balls: STAINLESS STEEL, Membranes: TEFLON -Industry in general, for paints, oils, release agents, glues, etc. Rcjdpfx Asivt Nweh Usk -Suitable for solvents -Second hand product totally revised. -1 year warranty. -VAT not included

Year of construction: 2006, condition: used, Technical data: Rcedpfx Aog Ty Twjh Uek Type: P2M L 24/09 Year of production: 2006 Factory number: 94600105 Voltage: 400 V Frequency: 50 Hz Power consumption: 53 Kw Current: 81 A Weight: 8150 kg Machine Dimensions : Machine width : 410 cm Machine length: 160 cm Machine height : 330 cm Dimensions of control cabinet: Width of control cabinet : 100 cm Length of control cabinet: 50 cm Height of control cabinet: 160 cm

Condition: used, This listing is for a Quattroflow QF 1200-S Single-use Pump diaphragm pump. The unit is in full working condition and is ready for immediate release. The Quattroflow QF 1200-S is a sophisticated quaternary diaphragm pump specifically engineered for sterile fluid transfer in the pharmaceutical manufacturing and biotech sectors. Its compact design and advanced features position it as a top choice for applications requiring precision and contamination control. Here’s a closer look at its characteristics, advantages, and applications: Key Characteristics: Flow Rate: Capable of handling flow rates of up to 1200 litres per hour, making it versatile for various processing needs. Eccentric Shaft Design: Offers 3° and 5° angles for adjustable flow rates, tailoring the pump’s performance to specific applications. Pump Chamber Material: Available in both stainless steel for multi-use and polypropylene for single-use, catering to different operational requirements and preferences. Control System: Features an integrated pump controller (Q-Control) that allows for automated control and monitoring, enhancing operational efficiency and precision. Interfacing Options: Compatible with various flow and pressure sensors, ensuring seamless integration into existing systems for real-time monitoring. Model Variants: Includes several models such as QF30, QF150, QF1200, QF2500, and QF44, providing options to meet diverse process demands. Advantages: Low-Shear, Low-Slip, Low-Pulsation Performance: This design ensures the gentle transfer of critical biological fluids, preserving their integrity and functionality. Rodpfoxxz I Rex Ah Ujck Single-Use Positive Displacement Technology: Reduces maintenance costs significantly and enhances purification yields by minimizing the need for cleaning and validation. Total Product Containment: The unique seal-less design eliminates contamination risks and particle generation, ensuring the purity of the fluids being transferred. CIP/SIP-Capable and Autoclavable: Supports clean-in-place and sterilize-in-place protocols, making it suitable for sterile fluid transfer in highly regulated environments. Easy Installation and Replacement: The single-use pump chambers are quick to install and replace, streamlining workflows and minimizing downtime.

Condition: used, diaphragm pump, centrifugal pump, water pump, chemical pump -Flow rate: 12 l/min Rcjdpfxob A N Hbo Ah Uok -Self-priming: up to 1.5 m (when dry) -Liquid temperatures: 7 - 54 degrees -Pressure: 1 bar in continuous operation -Ampere: 2 A -Connection: 24 Volt DC -Quantity: 1 piece available -Dimensions: 220/120/H160 mm -Weight: 2.7 kg

Condition: refurbished (used), Various Almatec pumps, plastic version, all sizes of the A series, some also E series, cpl. reconditioned, immediately available Rcsdpfx Ahjfcy Ans Uok

Condition: good (used), functionality: fully functional, SHIPPING AVAILABLE 🚚 - Brand: Timmer - Part no.: 53508140 (replaced by 53508299) - Max. flow rate approx. 65 l/min. Rjdot Hfa Topfx Ah Usck - Pressure ratio 3:1 - Housing in contact with the product: Aluminum - PTFE composite diaphragm - Valve ball seats: Stainless steel - Valve balls: Stainless steel - Seals: FEPM - Side parts: Stainless steel - Brand NEW product - Shipping or store pickup available - VAT 21% NOT included (deductible for professionals)

Condition: used, This listing is for 1 of 2 QuattroFlow QF15PTIU Single-use Pump Diaphragm Pump. The unit is in full working condition and is ready for immediate release. The QuattroFlow QF 150 PTIU is an advanced single-use quaternary diaphragm pump tailored for biopharmaceutical applications, offering several notable features and benefits that enhance its functionality in sensitive environments. Here’s a detailed look at its specifications and advantages: Key Features and Specifications: Flow Rate: Operates within a range of 0.02 to 3.2 lpm (0.01 to 0.85 gph), making it highly adaptable for various bioprocessing tasks. Design: Utilizes a 4-piston diaphragm positive displacement system, which ensures total product containment. This design minimizes the risk of abrasion and particle shedding, crucial for maintaining product purity. Materials: Constructed from disposable machined polypropylene, the pump is designed specifically for single-use applications, significantly reducing contamination risks. Control System: Equipped with an integrated controller, allowing for automated operation and precise control over pump functions, which enhances efficiency and consistency in processes. Certifications: Complies with USP Class VI and 3.1B standards, as well as CFR FDA regulations, ensuring it meets the stringent requirements for biopharmaceutical manufacturing. Applications: The QF 150 PTIU is versatile and suitable for various critical applications, such as: Filtration Systems: Ideal for use in Tangential Flow Filtration (TFF) setups, where it can efficiently process biological solutions. Chromatography Systems: Effectively manages the flow of reagents and samples during separation processes. Feeding Pumps: Provides reliable and consistent dosing in various bioprocessing applications. Virus Filtration: Plays a pivotal role in ensuring the safety of biopharmaceutical products by filtering out contaminants. Sterile Filtration: Maintains sterility in critical processing steps, essential for product integrity. Key Benefits: Redpfx Ahsxxz Iws Usck Total Product Containment: Ensures that no product is lost or contaminated during transfer, vital for high-value biopharmaceuticals. Low Pulsation and Low Shear Operation: These features preserve delicate biological materials and maintain their integrity throughout the pumping process. Variable Flow Rate: Allows for flexibility in operations, accommodating different process needs easily. Quiet Operation: Minimizes noise during operation, making it suitable for laboratory and clinical environments. CIP/SIP Capable: Facilitates easy cleaning and sterilization, ensuring high hygiene standards are maintained. Autoclavable: Supports sterilization processes, enhancing its usability in critical applications. Single-Use Design: Reduces maintenance requirements and downtime, allowing for efficient workflow in biopharmaceutical settings.

Condition: good (used), Year of construction: 1997, Diaphragm pump, compressed air diaphragm pump, chemical pump, compressed air-operated double diaphragm pump -Manufacturer: Alfa Laval, air-operated double diaphragm pump -Type: DL25-AA-EET-Q -Flow rate: l/min -Discharge pressure: bar -Total dimensions: 240/230/H300 mm Rcjdjvay Uijpfx Ah Usk -Weight: 8.7 kg

Condition: used, This listing is for 1 of 2 QuattroFlow QF15ACUEGN-UK Single-use Pump Diaphragm Pump. The unit is in full working condition and is ready for immediate release. The QuattroFlow QF150 Diaphragm Pump is an efficient, 4-piston pump designed for handling water-like fluids in various sectors, including pharmaceuticals, biotech, food, and cosmetics. Here’s a detailed overview of its features, specifications, and applications: Key Features: Flow Rates: Max Flow Rate: 3° Eccentric Shaft: Up to 100 l/h (1.67 l/min) 5° Eccentric Shaft: Up to 180 l/h (3 l/min) Min Flow Rate: Both shaft angles start at 1 l/h (0.017 l/min). Pressure Ratings: Maximum operating pressure of 6 bar (87 psi) for fluids < 40°C; 4 bar (58 psi) for fluids > 40°C. Temperature Ratings: Maximum fluid temperature: 80°C (176°F). CIP (Clean-in-Place) and SIP (Sterilize-in-Place) capable up to 90°C (194°F) and 130°C (260°F), respectively. Suction Lift: 3° Shaft: 1-1.5 m (3.2-4.9 ft) 5° Shaft: 2-3 m (6.6-9.8 ft) Volume Specifications: Approximate volume per revolution: 3°: 0.72 ml 5°: 1.2 ml Total filling volume (without connectors): 15 ml. Material Construction: Wetted Materials: SS316L (pump housing, valve plate), Santoprene (diaphragms), EPDM (valves, O-rings). Non-Wetted Materials: SS316L for bearing housing and base plate. Rodpfx Asxxz Iqoh Usck Dimensions and Weight: Length: 257 mm (10.2 in); Width: 164 mm (6.5 in); Height: 185 mm (7.2 in); Weight: 9.8 kg (22 lb). Slight variations in dimensions and weight depending on models. Advantages: Versatility: The QF150 can handle a wide range of fluids, including: Biological Solutions: Proteins (e.g., IgG, monoclonal antibodies), enzymes, and vaccines. Suspensions and Polymers: Silicon, latex, and chromatography media. Cell Suspensions: Bacteria, yeast, algae, and mammalian cells. Food Products: Dairy products and gelatine. Low-Shear Design: Ensures gentle handling of sensitive materials, maintaining their stability and functionality. CIP/SIP Capable: Facilitates easy cleaning and sterilization, crucial for maintaining hygiene in production environments. Compact and Lightweight: Easy to integrate into laboratory or production settings without occupying much space.

Condition: good (used), Diaphragm pump, compressed air diaphragm pump, chemical pump, compressed air-operated double diaphragm pump -Manufacturer: Depa, air-operated double diaphragm pump -Type: DL25-FA EEE P Rcodpfx Ahevazdrs Usk -Flow rate: l/min -Discharge pressure: bar -Dimensions total: 340/240/H325 mm -Weight: 9.6 kg

Condition: used, This listing is for a QuattroFLow QF15SU-U Single-use Pump Diaphragm Pump. The unit is in full working condition and is ready for immediate release. The Quattroflow QF15SU-U is a specialized 4-piston diaphragm pump designed for single-use in biopharmaceutical applications. Its features and applications make it particularly advantageous for handling delicate fluids. Here’s a closer look: Key Features: Single-Use Pump Chamber: Constructed from plastic, this design significantly reduces contamination risks and the need for cleaning between uses. 4-Piston Diaphragm Design: Ensures smooth and consistent flow, critical for sensitive applications. Self-Priming Capability: Can operate without priming, enhancing operational convenience, especially in processes where fluid levels fluctuate. Dry Running Capability: The pump can run dry without damage, providing flexibility in various operating conditions. No Rotating Parts: This design feature prevents heat generation and eliminates the risk of particle shedding, ensuring that the product remains uncontaminated and stable. Gentle Fluid Transfer: Designed to facilitate the safe and secure transfer of fluids, ideal for sensitive biological products. Applications: Biopharmaceutical Applications: Perfect for pumping aqueous solutions and biological products, especially those sensitive to shear forces, like proteins and enzymes. Research and Production Facilities: Suitable for use in laboratory or pilot plant environments, where precision and reliability are paramount. Re circulation of Feed/Retentate: Redjxxz Idopfx Ah Ujck Effective for processes involving membrane cassettes, hollow fibre, spiral wound, or ceramic filtration elements. Feed Pump for Filters: Works well as a feed pump for filter cartridges or plate and frame depth filters, ensuring optimal flow rates and minimal shear. Summary: The Quattroflow QF15SU-U stands out as a highly efficient solution for applications that require gentle handling of sensitive aqueous solutions. Its single-use design, self-priming ability, and lack of rotating parts make it an excellent choice for biopharmaceutical, biotech, food, and cosmetic sectors. This pump not only enhances process efficiency but also maintains the integrity of valuable biological materials throughout their handling and processing stages.

Condition: good (used), Diaphragm pump, compressed air diaphragm pump, chemical pump, compressed air-operated double diaphragm pump -Diaphragm pump: Air-operated double diaphragm pump -Type: unfortunately without type designation -Flow rate: l/min -Discharge pressure: bar -Total dimensions: 300/250/H325 mm Redpovazihjfx Ah Uock -Weight: 9.9 kg

Condition: used, This listing is for a Quattroflow QF 1200-S Single-use Pump diaphragm pump. The unit is in full working condition and is ready for immediate release. Rcsdpfx Ahjxxy S Ue Usk The Quattroflow QF 1200-S is a sophisticated quaternary diaphragm pump specifically engineered for sterile fluid transfer in the pharmaceutical manufacturing and biotech sectors. Its compact design and advanced features position it as a top choice for applications requiring precision and contamination control. Here’s a closer look at its characteristics, advantages, and applications: Key Characteristics: Flow Rate: Capable of handling flow rates of up to 1200 litres per hour, making it versatile for various processing needs. Eccentric Shaft Design: Offers 3° and 5° angles for adjustable flow rates, tailoring the pump’s performance to specific applications. Pump Chamber Material: Available in both stainless steel for multi-use and polypropylene for single-use, catering to different operational requirements and preferences. Control System: Features an integrated pump controller (Q-Control) that allows for automated control and monitoring, enhancing operational efficiency and precision. Interfacing Options: Compatible with various flow and pressure sensors, ensuring seamless integration into existing systems for real-time monitoring. Model Variants: Includes several models such as QF30, QF150, QF1200, QF2500, and QF44, providing options to meet diverse process demands. Advantages: Low-Shear, Low-Slip, Low-Pulsation Performance: This design ensures the gentle transfer of critical biological fluids, preserving their integrity and functionality. Single-Use Positive Displacement Technology: Reduces maintenance costs significantly and enhances purification yields by minimizing the need for cleaning and validation. Total Product Containment: The unique seal-less design eliminates contamination risks and particle generation, ensuring the purity of the fluids being transferred. CIP/SIP-Capable and Autoclavable: Supports clean-in-place and sterilize-in-place protocols, making it suitable for sterile fluid transfer in highly regulated environments. Easy Installation and Replacement: The single-use pump chambers are quick to install and replace, streamlining workflows and minimizing downtime.

Condition: good (used), Diaphragm pump, compressed air diaphragm pump, chemical pump, compressed air-operated double diaphragm pump -Manufacturer: Graco, air-operated double diaphragm pump -Type: Husky 515 D51211 -Flow rate: 15 - 60 l/min Rjdpfx Aevxrzrjh Ujck -Discharge pressure: 7 bar -Total dimensions: 260/200/H270 mm -Weight: 3.8 kg

Condition: used, Diaphragm pump, centrifugal pump, water pump, chemical pump -from: scrubbing machine make Gansow -Delivery rate: 8.7 l/min Rcodpjd At Sfefx Ah Uok -Number: 1x available -Price: per piece -Dimensions: 180/100/H110 mm -Weight: 1.6 kg

Condition: used, Diaphragm pump, centrifugal pump, water pump, chemical pump -from: scrubbing machine make Gansow Rcedpfx Ahodwc Nfj Usk -Delivery rate: 11.3 l/min -Number: 5x available -Price: per piece -Dimensions: 220/210/H120 mm -Weight: 2 kg