The HeartSine Samaritan PAD Trainer (also called the HeartSine Trainer) is a non-medical device intended for use for training emergency responders in the use of the HeartSine Samaritan PAD automated external defibrillator (AED), designed to operate in accordance with European Resuscitation Council (ERC) and American Heart guidelines. Association (AHA).

The HeartSine Trainer has no therapeutic capabilities and should not be used in real-life rescue situations. For quick and easy identification, each HeartSine Trainer has a gold surface, while the HeartSine AED has a dark blue/black surface.