What is the maximum volume of your syringe pump (for AVA)? For use with AVA Software, we sell: RR20504: Syringe Pump Additions Module which contains – RR20418: Single Syringe Pump, plus accessories. This syringe pump can accept up to a full 60 ml syringe, or, if this is not large enough, a 140 ml syringe partially filled (around 120-125 ml).