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Immersion Snap-Action Bimetallic Temperature Switches

Bi-Metal Immersion Temperature Switches


Item# TSW-TT-F3B-90R/WL

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-9 $38.08
10-24 $36.18
25-49 $35.41
50-99 $33.89
100-199 $33.13
200+ $32.37

In stock

Lead Time (If not in stock): 5 weeks
Bi-Metal Immersion Temperature Switches TSW-TT-F3B-90R/WL TSW-TT-F3B-90R/WL
  • Low Voltage/Low Current Applications
  • 1/4 NPT Mounting Threads
  • Factory Preset Temperature
  • Direct Action Contacts/Minimum Hysteresis
  • Gold Diffused, Fine Silver Contacts
  • Economical and Compact
  • NEMA 4, 13
  • Compact and Economical

TSW-TT-F3B-90R/WL Model Options

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*Highlighted options are not compatible. Please select a different combination.

Switch Operation
Switch Type
Probe Length
Probe Diameter
Sensor Material
Maximum Temperature
Additional Features

OMEGA’s TSW-TT Series bi-metal immersion temperature switches are perfect for applications that require an economical solution to simple temperature control. All switches activate with a rise in temperature. The TSW-TT Series offer a wide range of temperature pre-set values to select from.

Set Point Range: 4 to 149°C (40 to 300°F)
Set Point Tolerance: ±2.8°C (5°F)
Maximum Temperature: 163°C (325°F)
Current Rating: 3 A @ 240 Vac, 2 A @ 24 Vdc (resistive)
Probe Length: 25.4 mm (1")
Media Connection: ¼ NPT male
Electrical Connection: 152.4 mm (6") wire leads
Circuit Form: SPST-NO or SPST-NC
Maximum External Pressure: 5000 psi
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