Media temp. range32°F to 300°F
Max. pressure300 psi
Connection size1 1/4"
Hazardous location ratingClass I, Div 1 And 2, Group C, D, Class II, Div 1 And 2, Group E, F, G
SeriesFS7 Series
Connection typeNPT
Max. flow rate4.8 GPM
Housing materialBrass
Min. media temp.32°F
Max. media temp.300°F
Min. ambient temp.32°F
Switch typeSPDT
Set point configurationAdjustable
Enclosure ratingNEMA 7, 9
Min. flow rate4.8 GPM
Max. ambient temp.300°F
Flow switch typePaddle
Flow rate - maximum4.8 GPM
Max. flow gpm7.7 GPM
Flow rate - minimum4.8 GPM
Min. flow rate (gpm)4.8 GPM
Contact rating (ac)22.2A @ 240V (Locked Rotor), 3.7A @ 240V (Full Load), 44.4A @ 120V (Locked Rotor), 7.4A @ 120V (Full Load)
Connection1 1/4" NPT
Housing/body materialBrass
Switch enclosureNEMA 7/9
Flow rate range4.8 GPM
Amperage7.4 / 3.7 A
No flow3 - 5.9 gal/min
Voltage120 / 240 V
MaterialBrass
Manufacturers part numberFS7-4E
Flow actuation4.8 - 7.7 gal/min
BrandMcDonnell & Miller
Warranty1 yr
Nema standardType 7 & Type 9
Npt1-1/4 in
Unspsc code39122223
Gpm4.8 - 998
Thread size1-1/4