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Sealless 25 Litre Barrel Pump | Flux JuniorFlux F 314

Price range: £520.68 through £891.64

The Juniorflux F 314 sealless 25 litre barrel pump is a highly portable pump, primarily used for emptying smaller containers.  It provides plant operatives with a safe, reliable method of transferring a wide range of chemicals.

  • Lightweight design, suitable for one-handed operation
  • Use to transfer pure, low-viscosity liquids
  • Ideal for small containers, narrow-necked barrels and carboys
  • Sealless axial-rotor design
  • Reliable, integrated, two-speed FEM 4070 electric motor
  • Suitable for continuous-duty operation
  • Switchable flow control
  • Ergonomic design
  • Choose from three body materials: Polypropylene, PVDF and stainless steel 316
  • Hastelloy C driveshaft and PTFE bearings for optimal chemical resistance
  • Unique Flux spiral driveshaft bearing guarantees long service life
Lead times may vary, subject to prior orders. If next day delivery is required, please contact us to discuss availability before placing your order.

The following part numbers are available on our online shop:

  • 10-31442210
  • 10-31442207
  • 10-31442205
  • 10-31461010
  • 10-31461007
  • 10-31461005
  • 10-31461210
  • 10-31461207
  • 10-31461205
  • 10-31421010
  • 10-31421007
  • 10-31421005
  • 10-31421210
  • 10-31421207
  • 10-31421205
  • 10-31442010
  • 10-31442007
  • 10-31442005
  • 10-31441210
  • 10-31441207
  • 10-31441205
  • 10-31441010
  • 10-31441007
  • 10-31441005

Category

Details

Pump type F 314 Juniorflux, centrifugal, seal‑less barrel pump
Outer tube material Polypropylene (PP); PVDF; Stainless Steel 316 Ti
Driveshaft Hastelloy C (PP & PVDF pumps); 316 Ti (Stainless steel pumps)
Inner tube system Integrated with unique Flux spiral shaft bearing
Impeller ETFE axial (chemical‑resistant)
Bearing material PTFE / Carbon composite
O‑rings FKM (vapour seal only)
Immersion lengths 500 mm; 700 mm (small containers & hobbocks); 1000 mm (200–220 L barrels/drums)
Outer tube diameter 25 mm; 28 mm; 32 mm* (depending on pump length & material)
Outlet connection G 1 A (PP & PVDF pumps); G 3/4 A (Stainless steel pumps)
Motor type FEM 3070 brushed commutator motor with two‑stage speed control
Power supply 230 V or 110 V (50–60 Hz)
Ingress protection IP 24
Power rating 230 W
Duty cycle S1 continuous duty
Housing type Single‑walled, internally ventilated, double‑insulated (Class II)
Housing material Polyamide
Motor weight 1.5 kg
Max ambient temperature –20°C to +40°C
Cable length 5 m
Plug type UK 3‑pin adaptor included with 230 V motor
Overload protection Integrated cut‑out
Certifications UKCA; CE; VDE‑GS
Total weight (pump + motor) 1.8 – 3.2 kg
Max flow rate Approx. 40–57 L/min¹ (depending on diameter & material)
Max discharge pressure Approx. 8.5 mwc¹
Maximum liquid temperature 45°C (PP); 60°C (Stainless steel & PVDF)
Max density Approx. 1.3 g/cm³ (continuous use)
Max viscosity Approx. 250 mPas (continuous use)
Dry run limitations Suitable for limited dry‑running
Solids handling Not recommended for large quantities of solids (use F 310 for solids)
Notes ¹Measured with water at 20°C in open‑flow conditions. Hose connection not included.

  • Chemical dispensing stations for acids, alkalis and additionally saline solutions
  • Filling and dosing operations in R&D plus quality control laboratories
  • Battery electrolyte top-ups
  • Precise dosing in electroplating or surface treatment processes
  • Pumping various fluids in vehicle service centres and recycling facilities
  • In addition, handling water and wastewater treatment chemicals

  • Dilute acids: For example, sulphuric acid, nitric acid, phosphoric acid**
  • Acetic acid, low density organic compounds
  • Sodium hydroxide, Sodium Bisulphite
  • Liquid fertilizers
  • Cleaning agents & sanitisers
  • Water and additionally water-based light chemicals
  • DI water and buffered solutions

*Check material compatibility before use 

**For dispensing smaller volumes only. Subject to use of enclosed, IP 44 double-walled battery motor.  

Furthermore, see our list of media examples suitable for the JuniorFlux, here.

Benefits of Juniorflux F 314:

  • Seal-less design for eliminates maintenance and provides dry-running capability (for limited periods)
  • Flux spiral shaft bearing for optimised shaft support, vibration resistance and improved drainage
  • Ideal for pure, non-crystallising media
  • Fits 25 L drums, hobbocks, carboys and other narrow-necked containers
  • Extremely lightweight and ergonomic, enabling one-handed operation and ability to move between drums easily
  • Two-speed motor for precise flow control or fast transfer
  • Choice of PP, PVDF or stainless steel 316 Ti pump tubes
  • Manufactured from chemical-resistant materials including PTFE, ETFE, Hastelloy C
  • Continuous duty motor for long processing cycles
  • Fully serviceable design, ensures low life-cycle cost – all spare parts readily available
  • Made in Germany – high-precision, long-lasting engineering
  • The 25 litre drum pump is also available to buy as a complete pump kit

Learn more about our high viscosity barrel pumps 

Explore our JuniorFlux drum and barrel pump range 

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