Peristaltic Pumps

Peristaltic pumps are used wherever abrasive, viscous, or solids-laden fluids need to be pumped gently and reliably.

FLUX peristaltic pumps are self-priming positive-displacement pumps with flow rates up to 300 m³/h and pressures up to 10 bar. They require minimal maintenance, and the tubing can be replaced in just a few minutes without special tools.

COMPARE TECHNICAL SPECIFICATIONS

Applications and Uses

FHP-10, FHP-15

For low flow rates up to 330 l/h. Compact peristaltic pumps for dosing and transfer applications with discharge pressures up to 5 bar.

FHP-25, FHP 32, FHP-40, FHP-50

For medium flow rates up to 5,600 l/h. Robust design for viscous media and applications involving solids.

FHP-65, FHP-80, FHP-100, FHP-150 and FHP-200

For high flow rates and demanding process applications. Suitable for abrasive, shear-sensitive and solids-laden media.

Overview

FLUX peristaltic pumps handle abrasive, solids-laden, and highly viscous fluids up to 20,000 mPas, with flow rates up to 300 m³/h and pressures up to 10 bar. The fluid comes into contact only with the hose—no valves, impellers, or seals in the flow path. Nine sizes, ranging from FHP-10 to FHP-200, cover the entire performance spectrum.

Do not fill before starting; safe dry operation

Wide range of applications

Up to 300 m³/h, up to 10 bar, up to 20,000 mPas, solids up to 40% of the hose ID

Low-maintenance

Change a hose in minutes without special tools or technical staff

Gentle on the media

Low-shear conveyance – media structure remains intact

Advantages

Self-priming and protected against dry running

No need to fill before starting—PERIPOWER draws in fluid automatically and runs safely even when dry.

Effortlessly Convey Solids

Particles up to 40% of the hose's inner diameter—including long-fiber and abrasive materials.

Tire Change in Minutes

The pump's only wear part—can be replaced without special tools or technical personnel.

Constant flow rate

Up to 300 m³/h – flow rate independent of viscosity and solids content, precisely controllable via a variable-frequency drive.

Applications

Typical applications and areas of use for FLUX peristaltic pumps.

Wastewater and Sewage Treatment Works

Pumping wastewater and leachate—self-priming, solids-tolerant, dry-run-safe.

Agriculture and Biogas

Slurry, feed, and fermentation residues—even with high dry matter content (up to 25%) and high solids content.

Mining and Civil Engineering

Drilling mud, oil sludge, and abrasive suspensions—high wear resistance thanks to NRH hoses.

Food Processing

Food scraps and slaughterhouse waste—gentle conveyance; FDA-compliant hoses available.

Chemical Industry

Aggressive and high-viscosity fluids up to 20,000 mPas – EPDM hoses for concentrated acids and alkalis.

Oil and Gas Industry

Oil sludge, used oil, and cooling lubricants – cutting oil extraction, suitable for onshore and offshore use.

Biogas & Agricultural Industry

Reliably pumps liquid manure, solid manure, corn, and food waste. The FLUX peristaltic pump is designed for slurry-like and solids-laden media. Its robust construction reduces wear and significantly lowers maintenance requirements.

Mining

For abrasive slurries such as slurry made from clay, lime, or mineral raw materials. Only the hose comes into contact with the medium. This simplifies maintenance and reduces downtime.

Paper Industry

Conveys fibrous and challenging media in the paper manufacturing process. The peristaltic pump principle ensures gentle and uniform conveyance. The system remains easy to control even when handling different media.

Chemistry

For demanding chemical media requiring high resistance. The appropriate hose material is selected based on the medium, concentration, and temperature. This ensures that the transfer process remains safe and controllable.

Food & Beverages

For viscous, sensitive, or chunky media in hygienic processes. The hoses are available in FDA-compliant materials. The medium remains inside the hose and does not come into contact with other pump parts.

Media Examples

Peristaltic pumps are particularly well-suited for pumping solids.

Peristaltic pumps are ideal for pumping media with a high solids content. Whether abrasive, long-fiber, or highly viscous materials—our pumps can handle any challenge.

  • Wastewater
  • Agricultural products
  • Seed treatment agents for seed production
  • Drilling mud
  • Animal feed
  • Manure
  • Hygiene products
  • Food scraps
  • Oil sludge and used oil
  • Leachate (water)
  • Residual products
  • Slaughterhouse waste
  • Cutting oil

Application Report: Dosing Lime Milk from IBC Containers

Abrasive, 45% lime slurry is metered with low wear from IBC containers into wastewater tanks for neutralization using the FHP15 peristaltic pump.

Knowledge and Technology

Selecting the right peristaltic pump depends on the fluid, the solids content, and the required flow rate. The following sections explain the operating principle, the hose materials, and a comparison of the available sizes.

Function and Design of FLUX Peristaltic Pumps 

The FLUX peristaltic pump operates as a self-priming rotary positive-displacement pump. A rotor with two opposing POM rollers squeezes a flexible hose, thereby generating the flow. The fluid comes into contact only with the hose—there are no valves, impellers, or seals in the flow path.

Since the flow rate depends solely on speed and pump size—not on viscosity or solids content—the throughput can be precisely controlled via a variable-frequency drive. 

Hose material, pump head, and drive can be combined

Nine sizes, ranging from FHP-10 to FHP-200, cover flow rates from 330 l/h to 300 m³/h.

  • Self-priming & dry-run protection: No priming required, safe dry-run operation—ready for immediate use
  • Gentle pumping: Low-shear displacement—media structure remains intact
  • Low-maintenance: Hose is the only wear part; replacement takes minutes without special tools
  • Performance specifications: Up to 300 m³/h, up to 10 bar, up to 20,000 mPas

How does the roller principle work?

The roller principle is the basis of the FLUX hose pump: A rotor with two opposing rollers rotates inside the housing, sequentially compressing the flexible hose.

  1. As the rotor rotates, the first roller comes into contact with the hose and compresses it. This compression creates a separation between the suction and discharge sides
  2. A vacuum is created on the suction side, which draws in the fluid. As soon as the second roller compresses the hose, a hermetically sealed chamber is formed between the two rollers. As the rotor rotates, the fluid is conveyed through this specific chamber toward the outlet. The rollers move along the hose, pushing the fluid inside the hose toward the outlet.
  3. When the roller is released from the hose, the hose relaxes, returns to its original shape, and the fluid is discharged on the discharge side. This cycle repeats continuously, thereby conveying the fluid.
     

Peristaltic Pumps Compared

The key performance data and features at a glance—for selection and comparison.

Models FHP-10, FHP-15 FHP-25, FHP-32, FHP-40, FHP-50 FHP-65, FHP-80, FHP-100, FHP-150, FHP-200
 
 

For low flow rates up to 330 l/h. Compact peristaltic pumps for dosing and transfer applications with discharge pressures up to 5 bar.

Key data:

  • Flow rate up to 330 l/h
  • Hose diameter 10–15 mm
  • Motor power 0.37 kW
  • Weight approx. 25 kg

For medium flow rates up to 5,600 l/h. Robust design for viscous media and applications involving solids.

Key data:

  • Flow rate up to 5,600 l/h
  • Hose diameter 25–50 mm
  • Operating pressure up to 5 bar
  • Available in carbon steel or stainless steel

For high flow rates and demanding process applications. Suitable for abrasive, shear-sensitive and solids-laden media.

Key data:

  • Flow rate up to 300,000 l/h
  • Hose diameter up to 200 mm
  • Solids handling up to approx. 100 mm
  • High process reliability with viscous media
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Product Groups in Detail (Selection)

The key performance data and features of selected peristaltic pumps at a glance. View all products (Technical Data, Performance Curves, Dimensions)

MODEL FHP-10 FHP-15 FHP-40 FHP-50 FHP-65 FHP-80 FHP-100 FHP-125 FHP-150 FHP-200
 
Flow rate 150 l/h 330 l/h 3,000 l/h 5,600 l/h 12 m³/h 20 m³/h 40 m³/h at 5 bar 60 m³/h at 26 rpm 120 m³/h at 26 rpm 300 m³/h at 26 rpm
Rated speed 50 rpm 50 rpm 26 rpm 26 rpm 26 rpm 26 rpm 26 rpm 26 rpm 26 rpm 26 rpm
Operating pressure 5 bar 5 bar 5 bar 5 bar 5 bar 5 bar 5 or 10 bar 5 or 10 bar 5 or 10 bar 5 or 10 bar
Motor power 0.37 kW 0.37 kW 1.1 kW 1.5 kW 2.2 kW 4.0 kW 7.5 or 15 kW 11 or 22 kW 15, 18 or 37 kW 37, 45 or 90 kW
Hose diameter 10 mm 15 mm 40 mm 50 mm 65 mm 80 mm 100 mm 125 mm 150 mm 200 mm
Volume per revolution 0.05 l/rev 0.11 l/rev 1.9 l/rev 3.6 l/rev 7.7 l/rev 12.8 l/rev 25 l/rev 38 l/rev 76.92 l/rev 192.31 l/rev
Connection 1/4" male thread 1/2" male thread 1½" male thread or DN 40 flange 2" male thread or DN 50 flange 2½" male thread or DN 65 flange 3" male thread or DN 80 flange 4" male thread or DN 100 flange 5" male thread or DN 125 flange 6" male thread or DN 150 flange 8" male thread or DN 200 flange
Housing material PU Carbon steel or stainless steel Carbon steel or stainless steel
Hose materials NRH, EPDM, NBR, FDA-grade EPDM, FDA-grade NBR NRH, EPDM, NBR, FDA-grade EPDM, FDA-grade NBR NRH, EPDM, NBR, FDA-grade EPDM, FDA-grade NBR
Weight Approx. 25 kg Approx. 25 kg Approx. 140 kg Approx. 180 kg Approx. 265 kg Approx. 500 kg Approx. 700 kg Approx. 1,300 kg Approx. 1,800 kg From 4,500 kg

 

Pump Technology and Accessories

Materials, hose materials and accessory components can be matched precisely to the medium, process and operating environment. This increases operational reliability, improves conveying accuracy and supports higher system availability.

Hose materials
MATERIAL RESISTANCE TYPICAL MEDIA
NRH (natural rubber) Very high abrasion resistance. Resistant to diluted acids, alkalis and alcohols. Slurry, drilling mud and media containing solids
NBR (Buna-N) Very high resistance to oils, greases and alkalis. Good mechanical properties. Waste oil, heavy fuel oil and olive oil
EPDM Good resistance to chemicals, concentrated acids and alkalis. Vinegar, sulphuric acid (50%), potassium hydroxide, cleaning agents, citric acid and sodium hydroxide

 

Housing Materials
MATERIAL RECOMMENDED APPLICATION
Polyurethane Standard housing for FHP-10 and FHP-15. High wear resistance and a good price-performance ratio.
Carbon steel Powder-coated standard housing for FHP-25 to FHP-50. Galvanised steel housing as standard from FHP-65. Suitable for higher mechanical loads and industrial applications.
Stainless steel Available as an option from FHP-25. Suitable for hygienically sensitive areas and chemically aggressive environments.

 

Accessories
ACCESSORY FUNCTION AVAILABLE FROM
Pulsation dampener Evens out the flow, reduces pressure peaks and improves dosing accuracy. All pump sizes
Hose rupture sensor Detects hose damage and shuts down the pump. This increases system safety and prevents product leakage. FHP-25
Variable frequency drive Provides precise speed and flow control for flexible adjustment to operating conditions. All pump sizes
Control unit Enables direct pump control and supports efficient operating processes. All pump sizes
Vacuum pump Creates a vacuum inside the housing and increases suction lift from 5 to 9 mWC. FHP-100
Higher motor power Uses a reinforced gearbox and increases the maximum discharge pressure to 10 bar. FHP-100

 

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