Level Indicators

Easy level reading through the complete 'Cat and Mouse' level indicator system. Easily adjustible with closed system option ideal for corrosive fuming chemicals.

SFA Cat and Mouse Kit
Product Information:
Kit contains 1) PP float 2) 10m of PP string 3) 2 pulleys and 4) 1magnetic counterweight.
  • Great Value!
  • 199.95+vat
Cat and Mouse in Action

SFA Cat & Mouse Explanation:
Advantages are that it provides clear external level indication of internal liquid levels with easily adjustible sensors (BSM 501). It also provides a sealed off system - ideal for corrosive fuming chemicals. Note: It is important to specify that the transparent tube has to be transparent PVC, 63mmOD metric.

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Level Sensor (BSM 501/63)
Product Information:
Magnetic level sensor to be fitted with the 'Cat and Mouse' system. It is a bi-stable switch which is triggered by the magnet passing the sensors.
  • Great Value!
  • 62.95+vat

Bamo - Full Product Description

SFA 'Cat and Mouse' Complete System

SFA ext. level indicator
BSM level switch

  • Easy to install - Convenient to viscous, aggressive and waste liquids
  • High, long or small tanks
  • Adjustable level switches - Kits for ordering


The float, suspended to a cable supported with 2 pulleys, drives a balance weight inside the external transparent tube. The balance weight has a built in magnet to operate the level switches.


This SFA level indicator includes a float and a balance weight linked together by cable sliding on 2 pulleys. The balance weight is guided inside a transparent PVC tube ( 63 x 57) and allows an easy level reading. The guiding tube is fixed with PE collars; it is equipped in option with PVC graduated ruler, level switches.

BSM level switch Factsheet Ext. level indicator (SFA) Factsheet Back to Products

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