20 Litre inline fuel sampler (also known as a closed circuit sampler) is used for visual inspection of fuel.

It allows the operator to check the density and temperature of the fuel when used with the optional Hydrometer and Thermometer Tubes.

It is compatible with the Shell and CASRI water detector capsules when supplied with the optional Internal Water Detector fitting or External Water Detector fitting.

Main features:

  • Stainless Steel hinged lid
  • Machined Aluminium lid frame
  • Machined Aluminium base with white fuel resistant centre
  • High Nitrile seals as standard (other seal materials can be supplied)
  • Clear Borosilicate glass

New standard feature due to popular demand:
GRP 20L Samplers will be supplied as standard with the new Stainless Steel Ball with built in Water Detector Capsule catcher. The Ball & Capsule Catcher is all one solid piece, there is no risk of the capsule catcher coming loose and falling into the pipeline. This new feature comes as standard at no extra cost.

The 20 Litre Inline Fuel Sampler can be supplied with the following internal fittings.


Hydrometer Tube 04L-JAR-0007

Hydrometer Tube 04L-JAR-0007


Thermometer Tube 04L-JAR-0011

Thermometer Tube 04L-JAR-0011


Internal WD Fitting 04L-JAR-0013

Internal WD Fitting 04L-JAR-0013


Internal WD with Tube 04L-JAR-0035

Internal WD with Tube 04L-JAR-0035, (Prevents WD capsule falling into sampler)


Internal Velcon Hydrokit Fitting 04L-JAR-0018

Internal Velcon Hydrokit Fitting 04L-JAR-0018

The 20 Litre Inline Fuel Sampler can be supplied with External Water Detector or Hydrokit fitting.

General Information:

The External Water Detector fitting or Hydrokit Fitting is fitted to the inlet of the 20 Litre Sampler and is used taking a fuel Samples and allows the operator to check for water in the fuel.

Main features:

  • Machined Aluminium body
  • Black Delrin cap with retaining wire
  • Viton seals
  • Compatible with the standard Shell and CASRI Water Detector Capsules or Velcon Hydrokit fitting


Global Refuelling Products External WD Fitting Options
Part Number Description
SAMP-EWD-000120 External Water Detector fitting

The 20 Litre Inline Fuel Sampler is the perfect option when larger product samples are required.

Global Refuelling Products 4 Litre Sampler BSP
Part Number Description
20L-JAR-0001B0 20 litre Inline sampler BSP connections
20L-JAR-0001B1 20 Litre Sampler BSP c/w Hydrometer & Thermometer tubes
20L-JAR-0001B2 20 Litre Sampler BSP c/w Hydro, Thermo tubes & Internal Water Detector fitting
20L-JAR-0001B3 20L sampler c/w internal hydrokit fitting
20L-JAR-0001B4 20L sampler c/w internal WD fitting
20L-JAR-0001B5 20L sampler c/w int. hydrokit, therm & hydr fitting

Can be supplied with:

  • Spring close handle ball valve on the inlet
  • Stainless support stand
  • Fabricated pipework and valves to suit customer requirements.