Model Number*	Connection	Flow Range	Download
WS2N3	¾” FNPT	0.5 – 3.0 GPM	WS2N
WS2N8		2.0 – 8.0 GPM	WS2N
WS2G11	G ¾ Metric	1.1 – 11 LPM	WS2G
WS2G30		7.5 – 30 LPM	WS2G

* For custom products, exclude any preceding or succeeding characters in the model number (e.g., 9WS2N8-FM).

Relay Interface

Model Number*	Connection	Flow Range	Download
WS1N3	¾” FNPT	0.5 – 3.0 GPM	WS1N
WS1N8		2.0 – 8.0 GPM	WS1N
WS1G11	G ¾ Metric	1.1 – 11 LPM	WS1G
WS1G30		7.5 – 30 LPM	WS1G

* For custom products, exclude any preceding or succeeding characters in the model number (e.g., 9WS1N8-FM).

Proteus WeldSavers can be customized to meet your exact requirements. Please contact WeldSaver Applications Support at weldsaver@proteusind.com or (650) 964-4163.