Need some expert advice?
Our phone lines are currently:
Mon-Fri: 7:30am - 5:00pm EST
Welcome back!
Shopping Cart
Home
Products
Shopping Cart
Quick Order
Favorites
EZ Calibration Request
Price Increases
Quick Order
Training
Online Training Opportunities
In Person Training Opportunities
Winstel Controls Training
Backflow Training Opportunities
Resources
Credit Application
Current Promotions
Manufacturer Rewards
Resource Library
Return Material Authorization
Winstel Controls W-9
Winstel Controls Literature
Obsolete Weil Mclain Manuals
Privacy Policy
Terms & Conditions
Contact Us
Request Quote
Email Us
About Us
Locations
Employment Application
Shop by Category
Loading...
My Account
Favorites
Recent Web Orders
View Invoices
Current Statement
Purchase History
Frequent Items
Saved Carts
Shopping Cart
Order Templates
(513) 251-4343
Home
Products
Shopping Cart
Quick Order
Favorites
EZ Calibration Request
Price Increases
Quick Order
Training
Online Training Opportunities
In Person Training Opportunities
Winstel Controls Training
Backflow Training Opportunities
Resources
Credit Application
Current Promotions
Manufacturer Rewards
Resource Library
Return Material Authorization
Winstel Controls W-9
Winstel Controls Literature
Obsolete Weil Mclain Manuals
Privacy Policy
Terms & Conditions
Contact Us
Request Quote
Email Us
About Us
Locations
Employment Application
Browse Categories
Call Us
Logout
Browse Categories
Backflow Prevention
Boilers/Water Heaters
Motors/Electrical
HVAC Parts
HVAC/R Equipment
Supplies
Gas Meters/Regulators
Controls
Hydronics
IAQ/Air Filtration
Valves and Pipe
Tools/Test Equipment
Search Filters
Category Group:
Boiler Controls
x
Category:
Flow Switch
x
Clear All
Filter Your Search
In Stock Only
Type
Apply
Air Flow - General Purpose
(7)
Liquid Flow - General Purpose
(29)
Liquid Flow - High Sensitivity
(12)
Liquid Flow - Industrial
(22)
Model
Apply
AF1
(3)
AF2
(1)
AF3
(2)
AFE-1
(1)
FS1
(4)
FS4-3
(8)
FS4-3T
(6)
FS5
(8)
FS6
(8)
FS7-4
(22)
FS8
(5)
FS251
(1)
FS254
(1)
Browse Categories
Loading...
Search Results
Sort By:
Best Match
Best Match
Item Code: A-Z
Item Code: Z-A
View:
10
10
25
50
View Accessories & Parts
FS4-3 FLOW SWITCH 1 NPT 114400
Item #:
MMFS4-3
Supplier #:
114400
View Substitute Items
FS4-3 FLOW SWITCH 1 NPT 114400
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
View Accessories & Parts
FLOW SWITCH 1 NPT 120601
Item #:
MMFS8-W
Supplier #:
120601
View Substitute Items
FLOW SWITCH 1 NPT 120601
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
FLOW SWCH 1 NPT NEMA4 GEN PURP 120610
Item #:
MMFS254
Supplier #:
120610
View Substitute Items
FLOW SWCH 1 NPT NEMA4 GEN PURP 120610
More Info
Call 513-251-4343 for Availability
UOM : EA
Please Log In
Qty:
Unable to Add
FS5-3/4 FLOW SWITCH 3/4 NPT 114760
Item #:
MMFS5-3/4
Supplier #:
114760
FS5-3/4 FLOW SWITCH 3/4 NPT 114760
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
FS6-1 FLOW SWITCH 1 NPT 115600
Item #:
MMFS6-1
Supplier #:
115600
FS6-1 FLOW SWITCH 1 NPT 115600
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
FS7-4 FLOW SWITCH 1-1/4 NPT 119700
Item #:
MMFS7-4
Supplier #:
119700
FS7-4 FLOW SWITCH 1-1/4 NPT 119700
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
View Accessories & Parts
FS1 FLOW SWITCH 1/2 NPT 113200
Item #:
MMFS1
Supplier #:
113200
FS1 FLOW SWITCH 1/2 NPT 113200
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
View Accessories & Parts
FS1-W FLOW SWITCH 1/2 NPT 113601
Item #:
MMFS1-W
Supplier #:
113601
FS1-W FLOW SWITCH 1/2 NPT 113601
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
FS5-1 FLOW SWITCH 1 NPT 114780
Item #:
MMFS5-1
Supplier #:
114780
FS5-1 FLOW SWITCH 1 NPT 114780
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
FS6-3/4 FLOW SWITCH 3/4 NPT 115400
Item #:
MMFS6-3/4
Supplier #:
115400
FS6-3/4 FLOW SWITCH 3/4 NPT 115400
More Info
Avail in Various Locations
UOM : EA
Please Log In
Qty:
Unable to Add
1
2
3
4
5
6
7
NEXT »
Don't see what you need?
Click here to let us know and we'll help you find what you're looking for.