E404 Battery Cleaner & Acid Detector spray


NOCO E404 Battery cleaner and acid detector spray.    Easy to use – spray on, foam will turn pink if any acid is detected.  The original formula since 1914 – made in the USA!


SKU: E404 Category:


E404 Battery Cleaner & Acid Detector Spray

Removes corrosion – just spray on and rinse

Sprays a foaming agent that turns pink upon contact with battery acid

Removes corrosion – instantly neutralizes, dissolves and removes battery corrosion

Fast acting – works within 2 to 4 minutes

Use on:

  • Battery terminals
  • Battery cables
  • Hold-downs
  • Enclosures
  • Battery boxes and handles

Extends the life of your battery – stops corrosion for the life of your battery which eliminates resistance for improved cranking power

12.25 oz aerosol can

NOCO E404 data sheet



Additional information

Weight 1 lbs
Dimensions 8 × 2 × 2 in



Battery cleaner

Battery acid detection