Model Number: FSF10W-1/2-1 Brand Name: FENSHEN Key Specifications/Special Features: FSFseriesflowswitchesareusedinmeasuringandcontrollingtheflowoftheliquidinthepipe,suchaswater andalcoholaswellintheplaceswhereitneedschaineffectorcut-outprotectionFSFseriesflowswitcheshaveSPDTswitch,full-sealingstructureasitsshellandstainlesssteelasitsinsidecomponents,whichcanassureitsuseinanyconditionsFSF-Aseriesflowswitchesareusedforcausticfluidliquid,thematerialsofFSF-AincontactwiththemediumisstainlesssteelApprovals: CQC (China),CE(Europe)

Model	DN (mm)	Connection size (inch)	Flow rate range(L/minutes)		Medium	Materials in contact with the medium
			Increasing flow	Decreasing flow
FSF10-ZG3/8	Φ10	ZG3/8	2.4~2.9	2.1~2.6	R134a, R22, R407C, R404A/507 water and oil	brass
FSF10W-1/2	Φ10	1/2"ODF
FSF15-ZG1/2	Φ15	ZG1/2	3.3~4.0	2.9~3.7
FSF15W-5/8	Φ15	5/8"ODF
FSF20-G3/4	Φ20	G3/4	6.6~8.8	6.2~7.7
FSF20W-7/8	Φ20	7/8"ODF
FSF25W-9/8	Φ25	1-1/8"ODF	13.0~16.1	11.4~14.7
FSF20W-9/8A	Φ20	1-1/8"ODF	6.6~8.8	6.2~7.7	R717 (ammonia) system	stainless steel