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Peristaltic Pumps

L25 Peristaltic Pump (25mm – 1” )

The L25 Peristaltic Pump is fitted with a 25mm internal diameter hose and is supplied as standard in 304 stainless steel. It features 1” BSPT connections in 316 stainless steel and includes a high-quality hose selected for compatibility with the pumped fluid, along with our specially formulated hose lubricant. The L25 can handle soft solids up to 20mm and hard solids up to 3.75mm. Depending on the configuration, it delivers a continuous flow rate of up to 2,214 litres per hour or 2,460 litres per hour for intermittent use.

This pump is suited to a wide range of hygienic and industrial applications, from transferring beer and batters in food production to handling dyes, pigments, and adhesives in packaging and print. It also performs reliably in chemical dosing and transfer, as well as in wastewater and industrial process treatment.

Full configuration options are listed in the Option Summary.

Specification Table
Product Details Values
Connection Size 1" (25mm)
Maximum Working Pressure 10 Bar (145 Psi)
Fluid Displacement Per Rev 0.41 Litres (0.108 US Gallon)
Maximum Continuous Working Speed 90 RPM
Maximum Intermittent Working Speed 100 RPM
Maximum Operating Temperature 100°C (212°F)
Maximum Soft Solids Capability 20mm (3/4”)
Maximum Hard Solids Capability 3.75mm (5/32”)
Maximum Suction Lift on Water 9 Metres (27 feet)
Typical Weight (Varies with drive) 65 Kg (143 lbs)
Product Details Values Product Details Values
Connection Size 1" (25mm) Maximum Working Pressure 10 Bar (145 Psi)
Fluid Displacement Per Rev 0.41 Litres (0.108 US Gallon) Maximum Continuous Working Speed 90 RPM
Maximum Intermittent Working Speed 100 RPM Maximum Operating Temperature 100°C (212°F)
Maximum Soft Solids Capability 20mm (3/4”) Maximum Hard Solids Capability 3.75mm (5/32”)
Maximum Suction Lift on Water 9 Metres (27 feet) Typical Weight (Varies with drive) 65 Kg (143 lbs)
Customisation Options
Product Details Values
Connection Orientation Left or Right
Body Material Options of Stainless Steel 304 & 319, Mild Steel, other materials on request
Body Finish Mild Steel can be galvanised or powder coated in various finished, Stainless can be polished. Other finishes available on request
Rotor Material/Finish Aluminium, Stainless Steel, Mild Steel (finishes on request)
Connection Material 316 SS, 304 SS, Plastics can be specified for chemical compatibility
Connection Type Victaulic, NPT, Tri-Clamp, PN16, ANSI, IDF, RJT, Camlock (other types on request)
Optional Extras
Product Details Values
Option 1 Inverters specified with additional functionality (hose failure shut off, pressure management etc.)
Option 2 Two speed motors
Option 3 Hose Failure detector
Option 4 Pulsation Dampeners
Option 5 Heated water jacket – to prevent freezing or to manage pumped fluid temperature
Option 6 Stainless steel cowl for food safe areas
Option 7 Mobility options - castors and trolleys
Option 8 Low level sensor
Peristaltic Pumps
Pump Advantages
Reduce friction and heat

Enviroflex Peristaltic Pumps employ a roller to compress the hose and not the more usual shoe. This reduces friction and heat in the hose, increasing hose life while reducing energy requirement.

Greater volume

Across the size range, most of the L series displace a greater volume of fluid per revolution than other pumps of the same hose bore size. This allows the pump to run more slowly for the same given flow, extending hose life and reducing pulsation.

Reduced spares cost

Pumped fluid is completely contained within the hose element (with no gaskets, seals, balls or rotors to wear or clog), reducing spares and cost, and typically lowering maintenance times compared to other pump technologies.

Expert Advice

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