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Controllers and Switches

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Create liquid and gas pipe systems that run smoothly with the right controllers and switches for the job. Find mass flow controllers with digital readouts that suit a variety of volume and rate needs, as well as heavy-duty switches that provide secure stoppage points in your pipelines.

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Flow Controllers

Flow Controllers

Flow Switches

Flow Switches

Flow Controllers

Flow Controllers

Flow Switches

Flow Switches

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Showing 161 to 180 of 382 products

Dwyer V6EPB-B-S-5-MI Flow Switch, Flotect, SPDT, 1-1/ 2", Brass/Iron-

Dwyer V6EPB-B-S-5-MI Flow Switch, Flotect, SPDT, 1-1/ 2", Brass/Iron
Model: V6EPB-B-S-5-MI

Sale Price $521.60 USD
Regular Price $570.05 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $521.60 USD
Regular Price $570.05 USD
Availability 2 to 3 Weeks
Quantity

Dwyer V6EPB-B-D-4-B Switch, Flotech, DPDT Brass, 1/4", Brass-

Dwyer V6EPB-B-D-4-B Switch, Flotech, DPDT Brass, 1/4", Brass
Model: V6EPB-B-D-4-B

Sale Price $520.09 USD
Regular Price $568.40 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $520.09 USD
Regular Price $568.40 USD
Availability 1 to 2 Weeks
Quantity

Dwyer V6EPS-S-S-3-MI Flotect Switch, SPDT, 1", SS/Iron-

Dwyer V6EPS-S-S-3-MI Flotect Switch, SPDT, 1", SS/Iron
Model: V6EPS-S-S-3-MI

Sale Price $508.78 USD
Regular Price $556.04 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $508.78 USD
Regular Price $556.04 USD
Availability 1 to 2 Weeks
Quantity

Dwyer V6EPS-S-S-2-FS Flotect Switch, SPDT, 3/4", SS/Forged Steel-

Dwyer V6EPS-S-S-2-FS Flotect Switch, SPDT, 3/4", SS/Forged Steel
Model: V6EPS-S-S-2-FS

Sale Price $498.27 USD
Regular Price $544.56 USD
Availability 3 Days

Qty:

Sale Price $498.27 USD
Regular Price $544.56 USD
Availability 3 Days
Quantity

Schneider Electric MA41-7150 SmartX Direct Coupled Damper Actuator, 133 lb-in, two-position, 120 VAC-

Schneider Electric MA41-7150 SmartX Direct Coupled Damper Actuator, 133 lb-in, two-position, 120 VAC
Model: MA41-7150

Sale Price $516.00 USD
Regular Price $1329.78 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $516.00 USD
Regular Price $1329.78 USD
Availability 2 to 3 Weeks
Quantity

Dwyer V6EPB-B-D-3-B Flow Switch, Flotech, DPDT Brass, 1", Brass-

Dwyer V6EPB-B-D-3-B Flow Switch, Flotech, DPDT Brass, 1", Brass
Model: V6EPB-B-D-3-B

Sale Price $469.30 USD
Regular Price $512.90 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $469.30 USD
Regular Price $512.90 USD
Availability 2 to 3 Weeks
Quantity

Schneider Electric MK-3141 Pneumatic Proportional Damper Acutator, 3 to 13 psig, 8 in², two-position-

Schneider Electric MK-3141 Pneumatic Proportional Damper Acutator, 3 to 13 psig, 8 in², two-position
Model: MK-3141

Sale Price $510.00 USD
Regular Price $1315.41 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $510.00 USD
Regular Price $1315.41 USD
Availability 2 to 3 Weeks
Quantity

Dwyer V6EPS-S-S-1-S Flotect Switch, SPDT, 1/2", SS/SS-

Dwyer V6EPS-S-S-1-S Flotect Switch, SPDT, 1/2", SS/SS
Model: V6EPS-S-S-1-S

Sale Price $464.82 USD
Regular Price $508.00 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $464.82 USD
Regular Price $508.00 USD
Availability 3 to 4 Weeks
Quantity

Schneider Electric MK-6621 Pneumatic Proportional Actuator for VB-7000 series valves, 8 to 13 psig, 50 in<sup>2</sup>-

Schneider Electric MK-6621 Pneumatic Proportional Actuator for VB-7000 series valves, 8 to 13 psig, 50 in2
Model: MK-6621

Sale Price $503.00 USD
Regular Price $1297.87 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $503.00 USD
Regular Price $1297.87 USD
Availability 2 to 3 Weeks
Quantity

KOBOLD PSR5210 Paddle Flow Switch, 3/8" NPT, SS-

KOBOLD PSR5210 Paddle Flow Switch, 3/8" NPT, SS
Model: PSR5210 | Order No: PSR-5210

Sale Price $430.86 USD
Regular Price $501.00 USD
Availability 4 to 5 Weeks

Qty:

Sale Price $430.86 USD
Regular Price $501.00 USD
Availability 4 to 5 Weeks
Quantity

Schneider Electric MK-3101 Pneumatic Proportional Damper Acutator, 3 to 8 psig, 8 in², two-position-

Schneider Electric MK-3101 Pneumatic Proportional Damper Acutator, 3 to 8 psig, 8 in², two-position
Model: MK-3101

Sale Price $493.00 USD
Regular Price $1269.84 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $493.00 USD
Regular Price $1269.84 USD
Availability 2 to 3 Weeks
Quantity

Greenlee 05071 Switch Unit, pendant (555cx)-

Greenlee 05071 Switch Unit, pendant (555cx)
Model: 05071

Sale Price $396.29 USD
Regular Price $489.25 USD
Availability 12 to 13 Weeks

Qty:

Sale Price $396.29 USD
Regular Price $489.25 USD
Availability 12 to 13 Weeks
Quantity

Dwyer V6EPB-B-S-LF Flow Switch, Flotech, SPDT, 1/2" Brass, CSA, Low Flow-

Dwyer V6EPB-B-S-LF Flow Switch, Flotech, SPDT, 1/2" Brass, CSA, Low Flow
Model: V6EPB-B-S-LF

Sale Price $447.02 USD
Regular Price $488.55 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $447.02 USD
Regular Price $488.55 USD
Availability 1 to 2 Weeks
Quantity

Dwyer V6EPS-S-S-2-MI Flotect Switch, SPDT, 3/4", SS/Iron-

Dwyer V6EPS-S-S-2-MI Flotect Switch, SPDT, 3/4", SS/Iron
Model: V6EPS-S-S-2-MI

Sale Price $446.06 USD
Regular Price $487.50 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $446.06 USD
Regular Price $487.50 USD
Availability 8 to 9 Weeks
Quantity

Dwyer V6EPS-S-S-1-FS Flotect Switch, SPDT, 1/2", SS/Forged Steel-

Dwyer V6EPS-S-S-1-FS Flotect Switch, SPDT, 1/2", SS/Forged Steel
Model: V6EPS-S-S-1-FS

Sale Price $445.82 USD
Regular Price $487.24 USD
Availability 4 Days

Qty:

Sale Price $445.82 USD
Regular Price $487.24 USD
Availability 4 Days
Quantity

KOBOLD PSR5225 Paddle Flow Switch, 1" NPT, SS-

KOBOLD PSR5225 Paddle Flow Switch, 1" NPT, SS
Model: PSR5225 | Order No: PSR-5225

Sale Price $418.82 USD
Regular Price $487.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $418.82 USD
Regular Price $487.00 USD
Availability 2 to 3 Weeks
Quantity

Schneider Electric MK-6601 Pneumatic Proportional Actuator for VB-7000 series valves, 3 to 8 psig, 50 in<sup>2</sup>-

Schneider Electric MK-6601 Pneumatic Proportional Actuator for VB-7000 series valves, 3 to 8 psig, 50 in2
Model: MK-6601

Sale Price $486.00 USD
Regular Price $1252.38 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $486.00 USD
Regular Price $1252.38 USD
Availability 2 to 3 Weeks
Quantity

Dwyer V6EPB-B-S-4-B Flow Switch, Flotect, SPDT, 1-1/4" Brass, CSA-

Dwyer V6EPB-B-S-4-B Flow Switch, Flotect, SPDT, 1-1/4" Brass, CSA
Model: V6EPB-B-S-4-B

Sale Price $444.10 USD
Regular Price $485.35 USD
Availability 1 Week

Qty:

Sale Price $444.10 USD
Regular Price $485.35 USD
Availability 1 Week
Quantity

Dwyer V6EPB-B-S-4-MI Flow Switch, Flotect, SPDT, 1-1/ 4", Brass/Iron-

Dwyer V6EPB-B-S-4-MI Flow Switch, Flotect, SPDT, 1-1/ 4", Brass/Iron
Model: V6EPB-B-S-4-MI

Sale Price $444.10 USD
Regular Price $485.35 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $444.10 USD
Regular Price $485.35 USD
Availability 2 to 3 Weeks
Quantity

Schneider Electric MA41-7153-502 SmartX Direct Coupled Damper Actuator with auxiliary switches, 133 lb-in, two-position, 24 VAC/DC-

Schneider Electric MA41-7153-502 SmartX Direct Coupled Damper Actuator with auxiliary switches, 133 lb-in, two-position, 24 VAC/DC
Model: MA41-7153-502

Sale Price $480.00 USD
Regular Price $1238.59 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $480.00 USD
Regular Price $1238.59 USD
Availability 2 to 3 Weeks
Quantity
Showing 161 to 180 of 382 products
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