The 402A Super Duster134 is a pure, non-flammable duster that can be used on live electronic and electrical equipment. The duster contains pure 1,1,1,2-tetrafluoroethane (HFC 134a), which delivers a constant, high-pressure cleaning jet. The gas jet is dry, low-residue, and chemically inert, which makes it safe for cleaning electrical and electronic components.

The 402A duster is ideal for removing lint, dust, and other debris from printed circuit boards, electronic devices, and computers. It helps prevent malfunctions and lengthens component life.

Features and Benefits
  • Non-flammable; Safe for use on energized circuits
  • Compatible with live electrical equipment and electronic components
  • Chemically inert
  • Moisture free
  • Ozone safe
  • Low toxicity


Catalog Number Net Weight Net Volume Packaging
402A-285G 285g (10 oz) 236 mL (7.98 fl oz) Aerosol
402A-450G 450g (15.8 oz) 373 mL (12.6 fl oz) Aerosol

Safety Data Sheet
Technical Data Sheet

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