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Flow and Temperature Switches

FSW-410 Series

Flow and Temperature Switches | FSW-410 Series

Flow and Temperature Switches

CAD265.00 FSW-413

1 year warranty
  • Compact Electronic Unit with No Moving Parts
  • No Adjustment or Calibration Needed
  • Maintenance Free
  • Fail Safe Normally Open Switch
  • Easy to Install
Variable Area Flow Meters, Rotameters & Switches - View related products


The FSW-410 Series is the safe sensing solution for industrial cooling systems. The FSW-410 utilizes the calorimetric principle and the all-in-one monitoring of flow and temperature of the coolant these sensors are especially designed, for all types of cooling systems, as a reliable alternative to mechanical flow switches.

Low Flow Set Point: 0.3 m/s (0.9 fps) (water related)
High Temp Set Point: 15, 50 or 70°C (59, 122 or 158°F), other settings possible on OEM demand
Medium Temperature: -20 to 80°C (-4 to 176°F)
Response Time: 5 to 10 seconds
Repeatability: < 0.5%
Hysteresis Approx: 20% of set point value
Pressure: 10 bar (150 psi)
Protection Class: NEMA 6 (IP67)
Housing Material: 303 Stainless Steel
Thread: ½-14 NPT, or G ½A (BSP) (optional)
Connection: M12 male socket, 4-pin and 2 m (6.5') connection cable with M12 connector (sold separately)
Operating Voltage: 18 to 30 Vdc, including residual ripple
Switching Current: ≤ 200 mA
Power Consumption: 4 W max
Initial Operation: after 15 seconds
Output PNP: Normally open (switch closed with flow)

Place Order(Specify Model Number)

What Other People Bought: When you see this icon, click on it to expand a list of products that other people have bought when they purchased this model.


Most Popular Models!

Part Number/ Desc.
FSW-412 Star
Availability: In Stock
Flow/Temperature switch 15°C (59°F), 2" insertion, Requires 2 or 4 meter connection cable see below.
FSW-400-CABLE-2M Star
Consult Sales  
Connection cable 2 m (6.5')
Click to expand/minimize a list of what others bought with the70A-1
70A-1 Star
Availability: In Stock
Audible Alarm
Click to expand/minimize a list of what others bought with thePSU-93
PSU-93 Star
Availability: In Stock
Power Supply (24 Vdc, 200 MA)
All dollar amounts on this site are shown in Canadian currency. Note: Comes complete with operator’s manual.

Connection cable sold separately.

For units with BSP threads add "-BSP" to model number, at no additional charge.

Ordering Example: (1) 70A-1 Audible alarm, CAD33.50  plus (1) FSW-411 Flow and temperature switch set to 15°C, CAD325.00  plus (1) PSU-93 Power supply, CAD66.00, CAD33.50 + 325.00 + 66.00 = CAD424.50