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Controls and Switches

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The primary function of an instrumentation switch is to turn it on and off according to the different process conditions. A switch is used to open or close an electric circuit and is called a binary device because it is either completely open or completely closed.

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Showing 1 to 20 of 274 products

Autonics SR1 Single-Phase Solid State Relay with detachable heatsink, 4 to 30 V DC, 15 A-

Autonics SR1 Single-Phase Solid State Relay with detachable heatsink, 4 to 30 V DC, 15 A
Model: SR1-1215

Your Price $20.24 USD
Availability 2 to 3 Weeks

Qty:

Your Price $20.24 USD
Availability 2 to 3 Weeks
Quantity

Autonics SR1 Single-Phase Solid State Relay with detachable heatsink, 4 to 30 V DC, 25 A-

Autonics SR1 Single-Phase Solid State Relay with detachable heatsink, 4 to 30 V DC, 25 A
Model: SR1-1225

Sale Price $14.77 USD
Regular Price $28.95 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $14.77 USD
Regular Price $28.95 USD
Availability 2 to 3 Weeks
Quantity

Autonics SRH1 Single Phase Solid State Relay with integrated heatsink, 30 A-

Autonics SRH1 Single Phase Solid State Relay with integrated heatsink, 30 A
Model: SRH1-1230

Sale Price $25.99 USD
Regular Price $50.95 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $25.99 USD
Regular Price $50.95 USD
Availability 2 to 3 Weeks
Quantity

Autonics SRH1 Single Phase Solid State Relay with integrated heatsink, 40 A-

Autonics SRH1 Single Phase Solid State Relay with integrated heatsink, 40 A
Model: SRH1-1240

Sale Price $29.05 USD
Regular Price $56.95 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $29.05 USD
Regular Price $56.95 USD
Availability 2 to 3 Weeks
Quantity
SPECIAL!

Altech MC-32A-AC120V AC Coil Contactor, three-pole, 32 A-

Altech MC-32A-AC120V AC Coil Contactor, three-pole, 32 A
Model: MC-32A-AC120V

Sale Price $36.07 USD
Regular Price $91.89 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $36.07 USD
Regular Price $91.89 USD
Availability 2 to 3 Weeks
Quantity

Altech SMC-30P2-TSBS-120V Two-Pole AC Contactor, screw clamp terminal-

Altech SMC-30P2-TSBS-120V Two-Pole AC Contactor, screw clamp terminal
Model: SMC-30P2-TSBS-120V

Sale Price $7.55 USD
Regular Price $20.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $7.55 USD
Regular Price $20.00 USD
Availability 2 to 3 Weeks
Quantity

Altech GMC-75-AC120V Contactor, 75 A-

Altech GMC-75-AC120V Contactor, 75 A
Model: GMC-75-AC120V

Sale Price $2.03 USD
Regular Price $5.38 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $2.03 USD
Regular Price $5.38 USD
Availability 2 to 3 Weeks
Quantity

Altech GMC-75-AC240V Three-Pole Contactor, 75 A, 240 V-

Altech GMC-75-AC240V Three-Pole Contactor, 75 A, 240 V
Model: GMC-75-AC240V

Sale Price $18.87 USD
Regular Price $50.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $18.87 USD
Regular Price $50.00 USD
Availability 2 to 3 Weeks
Quantity
SPECIAL!

Altech 1D30UR Circuit Breaker, 30 A, single pole-

Altech 1D30UR Circuit Breaker, 30 A, single pole
Model: 1D30UR

Sale Price $8.14 USD
Regular Price $17.33 USD
Availability 55 in Stock

Qty:

Sale Price $8.14 USD
Regular Price $17.33 USD
Availability 55 in Stock
Quantity

Altech 1G10UM Mini Circuit Breaker, 10 A, single pole-

Altech 1G10UM Mini Circuit Breaker, 10 A, single pole
Model: 1G10UM

Sale Price $17.09 USD
Regular Price $23.10 USD
Availability 4 Days

Qty:

Sale Price $17.09 USD
Regular Price $23.10 USD
Availability 4 Days
Quantity

Altech 1GU15 Mini Circuit Breaker, 15 A, single pole-

Altech 1GU15 Mini Circuit Breaker, 15 A, single pole
Model: 1GU15

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks
Quantity

Altech 1GU2 Mini Circuit Breaker, 2 A, single pole-

Altech 1GU2 Mini Circuit Breaker, 2 A, single pole
Model: 1GU2

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks
Quantity

Altech 1GU20 Mini Circuit Breaker, 20 A, single pole-

Altech 1GU20 Mini Circuit Breaker, 20 A, single pole
Model: 1GU20

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks
Quantity

Altech 1GU5 Mini Circuit Breaker, 5 A, single pole-

Altech 1GU5 Mini Circuit Breaker, 5 A, single pole
Model: 1GU5

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $5.50 USD
Regular Price $14.56 USD
Availability 2 to 3 Weeks
Quantity

Watlow DIN-A-MITE B Series Single-Phase Power Controller, 120 to 240 V AC, 100 to 120 V AC input-

Watlow DIN-A-MITE B Series Single-Phase Power Controller, 120 to 240 V AC, 100 to 120 V AC input
Model: DB10-24K2-0000

Regular Price $284.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $284.00 USD
Availability 2 to 3 Weeks
Quantity

Watlow DIN-A-MITE C Series SCR Power Controller, 100 to 240 V AC, 100 to 120 V AC input-

Watlow DIN-A-MITE C Series SCR Power Controller, 100 to 240 V AC, 100 to 120 V AC input
Model: DC20-24K2-0000

Regular Price $532.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $532.00 USD
Availability 2 to 3 Weeks
Quantity

Watlow DIN-A-MITE C Series SCR Power Controller, 277 to 600 V AC, 4.5 to 32 V DC input-

Watlow DIN-A-MITE C Series SCR Power Controller, 277 to 600 V AC, 4.5 to 32 V DC input
Model: DC20-60C0-0000

Regular Price $527.00 USD
Availability 3 to 4 Weeks

Qty:

Regular Price $527.00 USD
Availability 3 to 4 Weeks
Quantity

Watlow DIN-A-MITE C Series SCR Power Controller, 277 to 600 V AC, 22 to 26 V AC input-

Watlow DIN-A-MITE C Series SCR Power Controller, 277 to 600 V AC, 22 to 26 V AC input
Model: DC20-60K1-0000

Regular Price $512.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $512.00 USD
Availability 2 to 3 Weeks
Quantity
SPECIAL!

Watlow 0003-0256-0005 Solid State Relay Replacement, phase angle 75 A-

Watlow 0003-0256-0005 Solid State Relay Replacement, phase angle 75 A
Model: 0003-0256-0005

Sale Price $193.00 USD
Regular Price $312.00 USD
Availability 3 in Stock

Qty:

Sale Price $193.00 USD
Regular Price $312.00 USD
Availability 3 in Stock
Quantity

Watlow E-Safe II Series Hybrid Power Switch, 1 pole, 100 to 120 V AC-

Watlow E-Safe II Series Hybrid Power Switch, 1 pole, 100 to 120 V AC
Model: ES21-1HV0-0000

Sale Price $20.40 USD
Regular Price $30.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $20.40 USD
Regular Price $30.00 USD
Availability 2 to 3 Weeks
Quantity
Showing 1 to 20 of 274 products
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