Brand: Gems Model: FS-380P overload current: 10 (A) Certification: CE Gems FS-380P Series - Industrial Enhanced Online Plastic Flow Switch Flow settings: 0.25GPM to 2.00GPM Interface: 3/8 "NPT male thread and 1/4 "quick change street (QDC) Primary Construction Material: Polypropylene Setting Type: Fixed Gems This is a solid online traffic switch has the FS-380 (metal) same free blocking performance. Fixed flow setting and a simple structure designed to have high reliability. In HVAC, semiconductors, welding, medical equipment, and other equipment in the cooling line, FS-380P reliable is an ideal choice. 1/4 "quick coupler with a standard plug-in interface, can match with most of the piping connections.