MCDONNELL & MILLER FS7-4SE 120175 Flow Switch, 1-1/4 Inch Size, SPDT
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Product Specifications:
| Item | Flow Switch |
| Ac Contact Rating | 22.2 A @ 240V (Locked Rotor), 3.7 A @ 240V (Full Load), 44.4 A @ 120V (Locked Rotor), 7.4 A @ 120V (Full Load) |
| Connection | 1 1/4" NPT |
| Connection Size | 1 1/4" |
| Connection Type | NPT |
| Contact Rating (ac) | 22.2A @ 240V (Locked Rotor), 3.7A @ 240V (Full Load), 44.4A @ 120V (Locked Rotor), 7.4A @ 120V (Full Load) |
| Flow | 4.8-7.7 GPM |
| Flow Switch Type | Paddle |
| For Pipe Size | 1 1/4" |
| For Use With Mfr. Model Number | 120175 |
| Hazardous Location Rating | Class I, Div 1, Group C, D, Class II, Div 1, Group E, F, G |
| Housing Material | Brass |
| Housing/body Material | Brass |
| Max. Flow Rate | 7.7 GPM |
| Max. Media Temp. | 300°F |
| Media Temp. | 32°F to 300°F |
| Min. Ambient Temp. | 32°F |
| Min. Flow Rate | 4.8 GPM |
| Min. Media Temp. | 32°F |
| Overall Height | 13 4/5" |
| Overall Length | 7.3" |
| Overall Width | 4 3/5" |
| Set Point Configuration | Adjustable |
| Switch Enclosure | NEMA 7/9 |
| Switch Type | SPDT |
| Wetted Material | PTFE, Stainless Steel |
Shipping Info:
| Ship weight (kg) | 5.45 |
| Ship height (cm) | 35.05 |
| Ship length (cm) | 18.54 |
| Ship width (cm) | 11.68 |
| Country of Origin | US |
Product Variants
| Product | Model | Media Temp. | Max. Flow Rate | Overall Width | Min. Flow Rate | Overall Height | Max. Media Temp. | Housing Material | For Pipe Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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FS4-3DS | 32°F | 10.2 GPM | 3" | 6 GPM | 8 2/5" | - | - | 1" | - | RFQ
|
![]() |
FS4-3S | 32°F to 300°F | 10.2 GPM | 3" | 6 GPM | 8 2/5" | 300°F | Stainless Steel | 1" | €1,787.95 | |
![]() |
FS4-3RP-T | +32°F to +300°F | 10.2 GPM | 3" | 6 GPM | 8 2/5" | 300°F | - | 1" | €753.23 | |
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FS4-3T3-3/4 | 32°F | 4.5 GPM | 3" | 2 GPM | 6.9" | - | - | 3/4" | - | RFQ
|
![]() |
FS5-D-3/4 | 32°F | 15 GPM | 3 1/5" | 1.5 GPM | 5.1" | - | Brass | 3/4" | - | RFQ
|
![]() |
FS4-3D | 32°F to 300°F | 10.2 GPM | 3" | 6 GPM | 8 2/5" | 300°F | - | 1" | €937.65 | |
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FS7-4D | 32°F to 300°F | 7.7 GPM | 2.9" | 4.8 GPM | 13 3/5" | 300°F | Stainless Steel | 1 1/4" | €1,417.87 |
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MCDONNELL & MILLER FS7-4SE 120175 Flow Switch, 1-1/4 Inch Size, SPDT






