Switches

Transcat is your premier provider of switches. We carry an extensive inventory of test & measurement equipment, with over 3000 products available for same-day shipping. For many instruments, new instrument calibration is also available, ensuring that your product is tested and ready for use as soon as you get it.
View as
Showing 1-25 of 552
Set Ascending Direction
  1. Clearance
    Mid-West Instrument 120AA
    Mid-West Instrument 120AA Piston Differential Pressure Switch,15PSID
    Order #: 120AA-00-ACA-15 PSID
    Mfg #: 120AA-00-ACA-15 PSID
    Availability: In stock
    Special Price $156.26 Regular Price $278.00
    Piston Differential Pressure Switch,15PSID Learn More
  2. Ashcroft B4
    Ashcroft B420B/30PSI Ashcroft Pressure Switch, 30psi Buna-N, 1/4npt Female
    Order #: B420B/30PSI
    Mfg #: B420B/30PSI
    Availability: In stock
    Special Price $213.26 Regular Price $238.29
    Ashcroft Pressure Switch, 30psi Buna-N, 1/4npt Female Learn More
  3. Dwyer Instruments V6EPB-B-D-4-B
    Dwyer Instruments V6EPB Flotect Mini-Size Flow Switch Brass upper and lower body
    Order #: V6EPB-B-D-4-B
    Mfg #: V6EPB-B-D-4-B
    Availability: In stock
    $467.45
    Flotect Mini-Size Flow Switch Brass upper and lower body Learn More
  4. Dwyer Instruments PR-2-P2
    Dwyer Instruments PR-2-P2 Gas/Differential Pressure Sw. man. reset, SPST NC, 0.5-5 psig
    Order #: PR-2-P2
    Mfg #: PR-2-P2
    Availability: In stock
    $910.00
    Gas/Differential Pressure Sw. man. reset, SPST NC, 0.5-5 psig Learn More
  5. Dwyer Instruments 1950-10-2F
    Dwyer Instruments 1950-10-2F EP Differential Pressure Switch 3/11"WC,UL/FM/CSA,SPDT
    Order #: 1950-10-2F
    Mfg #: 1950-10-2F
    Availability: In stock
    $333.85
    EP Differential Pressure Switch 3/11"WC,UL/FM/CSA,SPDT Learn More
  6. Keysight Technologies 34980A
    Keysight 34980A Multifunction Switch/Measure Unit Multifunction Switch/Measure Unit
    Order #: 34980A
    Mfg #: 34980A
    Availability: In stock
    $4,167.00
    Multifunction Switch/Measure Unit Learn More
  7. Dwyer Instruments L6EPS-S-S-3-A
    Dwyer Instruments L6EPS-S-S-3-A Flotect Liquid Level Switch SS housing, SPDT, 304SS float
    Order #: L6EPS-S-S-3-A
    Mfg #: L6EPS-S-S-3-A
    Availability: Ships in 3-5 days
    $477.35
    Flotect Liquid Level Switch SS housing, SPDT, 304SS float Learn More
  8. Orange Research 1203
    Orange Research 1203 Differential Pressure Model:
    Order #: 1203PGS-1A-2.5B-C,0-20PSID
    Mfg #: 1203PGS-1A-2.5B-C,0-20PSID
    Availability: Ships in 3-4 weeks
    $211.00
    Differential Pressure Model: Learn More
  9. Kobold Instruments LPS-1100P
    Kobold Instruments LPS-1100P Air Flow Switch
    Order #: LPS-1100P
    Mfg #: LPS-1100P
    Availability: Ships in 3-4 weeks
    $146.00
    Air Flow Switch Learn More
  10. Ashcroft NPIN4DLS02XEA Pressure Switch,60PSI,1/4"NPT SPDT,120V,External Adjustment
    Ashcroft NPIN4DLS02XEA Pressure Switch,60PSI,1/4"NPT SPDT,120V,External Adjustment
    Order #: NPIN4DLS02XEA-60PSI
    Mfg #: NPIN4DLS02XEA-60PSI
    Availability: Call for availability
    Special Price $731.28 Regular Price $777.96
    Pressure Switch,60PSI,1/4"NPT SPDT,120V,External Adjustment Learn More
  11. Lincoln Industrial 234-10330-4
    Lincoln Industrial 234-10330-4 Digital Pressure Switch for Single-line Lubrication Systems
    Order #: 234-10330-4
    Mfg #: 234-10330-4
    Availability: Call for availability
    $730.11
    Digital Pressure Switch for Single-line Lubrication Systems Learn More
  12. Flowline DL14-00
    Flowline DL14-00 EchoPod Ultrasonic Level Switch NPT,4/A Relays,24VDC
    Order #: DL14-00
    Mfg #: DL14-00
    Availability: Ships in 4-6 weeks
    $450.00
    EchoPod Ultrasonic Level Switch NPT,4/A Relays,24VDC Learn More
  13. Meriam 1226
    Meriam 1226 Differential Pressure Switched Indicator,6"Dial,0-3PSID,316SS
    Order #: Z1226-2-A
    Mfg #: Z1226-2-A
    Availability: Call for availability
    $3,499.49
    Differential Pressure Switched Indicator,6"Dial,0-3PSID,316SS Learn More
  14. Newport Electronics SW143-8-M
    Omega Engineering SW143 3-Pole,1/4"DIN Selector Switch
    Order #: SW143-8-M
    Mfg #: SW143-8-M
    Availability: Call for availability
    $194.39
    3-Pole,1/4"DIN Selector Switch Learn More
  15. Dwyer TS-7 NTC Probe 1.5m cable
    Dwyer Instruments TS-7 NTC Probe 1.5m Cable
    Order #: TS-7
    Mfg #: TS-7
    Availability: Ships in 3-4 weeks
    $7.70
    NTC Probe 1.5m Cable Learn More
  16. Dwyer TS-61 Metal Probe w/3m cable
    Dwyer Instruments TS-61 Metal Probe w/3m Cable
    Order #: TS-61
    Mfg #: TS-61
    Availability: Ships in 3-4 weeks
    $18.50
    Metal Probe w/3m Cable Learn More
  17. Dwyer TS-6 Metal Probe w/5ft cable
    Dwyer Instruments TS-6 Metal Probe w/5ft Cable
    Order #: TS-6
    Mfg #: TS-6
    Availability: Ships in 3-4 weeks
    $13.50
    Metal Probe w/5ft Cable Learn More
  18. Dwyer TS-51 PVC Probe with 3m cable
    Dwyer Instruments TS-51 PVC Probe with 3M Cable
    Order #: TS-51
    Mfg #: TS-51
    Availability: Ships in 3-4 weeks
    $16.25
    PVC Probe with 3M Cable Learn More
  19. Dwyer TS-5 PVC Probe with 5' cable
    Dwyer Instruments TS-5 PVC Probe with 5' Cable
    Order #: TS-5
    Mfg #: TS-5
    Availability: Call for availability
    $11.90
    PVC Probe with 5' Cable Learn More
  20. Dwyer TS-21 PTC Probe SST Sheath
    Dwyer Instruments TS-21 PTC Probe SST Sheath 3m Cable
    Order #: TS-21
    Mfg #: TS-21
    Availability: Ships in 3-4 weeks
    $22.75
    PTC Probe SST Sheath 3m Cable Learn More
  21. Dwyer TS-2 PTC Sensor Probe SS Sheath
    Dwyer Instruments TS-2 PTC Sensor Probe SS Sheath 1.5m Cable
    Order #: TS-2
    Mfg #: TS-2
    Availability: Ships in 3-4 weeks
    $17.50
    PTC Sensor Probe SS Sheath 1.5m Cable Learn More
  22. Dwyer TS-11 PTC Sensor Probe Brass Sheath
    Dwyer Instruments TS-11 PTC Sensor Probe Brass Sheath 3m Cable
    Order #: TS-11
    Mfg #: TS-11
    Availability: Ships in 3-4 weeks
    $16.00
    PTC Sensor Probe Brass Sheath 3m Cable Learn More
  23. Dwyer APS-450 Switch, point range 7.5-242 inc, 9.7-250
    Dwyer Instruments APS-450 Sch, pt rg 7.5-242 inc, 9.7-250 dec, +/-5.0 rep, 2.5-9psi ddbd
    Order #: APS-450
    Mfg #: APS-450
    Availability: Call for availability
    $177.00
    Sch, pt rg 7.5-242 inc, 9.7-250 dec, +/-5.0 rep, 2.5-9psi ddbd Learn More
  24. Dwyer AFS-251 Flow switch, gases, 18 AWG, 24"
    Dwyer Instruments AFS-251 Flw swtch, gases, 18 AWG, 24" polymeri, brss pstn brss hsng
    Order #: AFS-251
    Mfg #: AFS-251
    Availability: Call for availability
    $1,560.75
    Flw swtch, gases, 18 AWG, 24" polymeri, brss pstn brss hsng Learn More
  25. Dwyer AFS-232 Flow switch, gases, 1/2" NPT conduit
    Dwyer Instruments AFS-232 Adjustable Flow Switch for Gases,1/2"NPT Conduit Conn.
    Order #: AFS-232
    Mfg #: AFS-232
    Availability: Call for availability
    $1,073.30
    Adjustable Flow Switch for Gases,1/2"NPT Conduit Conn. Learn More
Showing 1-25 of 552
per page