402A Super Duster 134 is a pure, non-flammable electronics duster that can be used on live electronics and electrical equipment. This electronics duster spray 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.n n402A is an ideal dust-off electronics duster for removing lint, dust, and other debris from printed circuit boards, electronic devices, and computers. It helps prevent malfunction and lengthens component life.

Non-flammable—safe for use on energized circuitsnCompatible with live electrical equipment and electronic componentsnChemically inertnMoisture freenOzone safenLow toxicity