This calculator allows you to convert from Attojoule/second to Pferdestarke (ps) and in a reverse direction. To convert from Attojoule/second to Pferdestarke (ps), enter the amount of Attojoule/second into the first input and to convert from Pferdestarke (ps) to Attojoule/second, enter the amount of Pferdestarke (ps) into the second input.