Description : The Series 309 are available with over pressure cut-off (OPCO) or both under and over pressure cut-off protection (UPCO/OPCO).
Threaded Size : 1/2″
¾”
1″
1-¼”,
1-½”
2″
Pressure : Up to 150 PSIG
Flanged Sizes : 1″
2″
Printable Literature
Technical Bulletin
Product Configurator