Cooltech Pro - PRO kit is composed by : - UltraBlock S462 / S478 waterblock - RD122-FAN25 radiator - CL140 liquid reservoir - PE600 pump - AC314 accessory PRO kit is intended to be used by skilled and high end users, thanks to its overall performances and quality of each components.] in the Pro Kit. * Tubing * Reservoir * Pump * Radiator * Waterblock * Tubing connectors etc. * Melvine Electric Switch