This pump head is designed for seamless compatibility with the Ring Pump - RP-QⅡ/Ⅲ (DC Motor Type) and the Ring Pump - RP-QⅡ/Ⅲ (Stepper Motor Type). An option for autoclave or gamma-ray sterilization is available. The pump head replacement is a single-use disposable component. Models with the silicone tubing option can withstand a single autoclave cycle at 121°C for 25 minutes. All standard models listed below are compatible with gamma sterilization at 25 kGy. Please feel free to contact us for more details. Note: Details such as specifications, etc., may be changed without notice.