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Sensors - Blowout Sale! Save up to 81%


Blowout Sale! Up to 81% off on Sensors at In The National Interest. Top brands include Magswitch, Flowline, Dwyer, MDT (Dowaytech), Wika Instruments, Fluke, Milton Industries, Cooper, AUTONICS, & Autonics. Hurry! Limited time offers. Offers valid only while supplies last.



Magswitch M15ay Asc, Magswitch, Max Breakaway: 160Lbs/72.8Kg, Safe M15ay Asc
Magswitch M15ay Asc, Magswitch, Max Breakaway: 160Lbs/72.8Kg, Safe M15ay Asc
In Stock
$770.00

mpn: M15AY ASC,

Magswitch M15ay Asc,Magswitch,Max Breakaway: 160Lbs/72.8Kg,Safe Working Load: 40Lbs/18.2Kg,Full Saturation Thickness: 12Ga/2.8Mm,Air Port Thread: M5x0.8,Mounting Thread: M6x1.0,Alt Id: 8140447Weight: 3.00lb. Product Dimensions: 8.00 x 8.00 x 7.00 inc...


Flowline AU13-1120 Polypropylene Switch-Pro Ultrasonic Level Switch with Controller Only, 3/4'' NPT
Flowline AU13-1120 Polypropylene Switch-Pro Ultrasonic Level Switch with Controller Only, 3/4" NPT
In Stock
$610.00
$116.36
You Save: 81%

mpn: AU13-1120,

4.4 out of 5 stars with 27 reviews
Intended for side wall installation, the general purpose level switch package provides reliable liquid level detection with a 16A compact level controller for pump or valve control. The optional flash alarm brings attention to alarm conditions. Offer...


Dwyer Air Velocity Monitor, 670, Ensures Proper Fume Hood Performance, CE Approved
Dwyer Air Velocity Monitor, 670, Ensures Proper Fume Hood Performance, CE Approved
In Stock
$501.90

mpn: 670,

Dwyer® Model 670 Fume Hood Monitor continuously senses air flow through the face of the fume hood, ensuring safe levels of fresh air are exhausting potentially hazardous fumes eliminating operator exposure. The 670 provides a highly accurate hot wir...


TMR9002 - Ultra-high sensitivity and ultra-low noise TMR Linear Magnetic Field Sensor (SOP8 package, pack of 1)
TMR9002 - Ultra-high sensitivity and ultra-low noise TMR Linear Magnetic Field Sensor (SOP8 package, pack of 1)
In Stock
$900.00

mpn: TMR9002,

High-performance TMR (tunneling magnetoresistance) linear magnetic field sensor; Ultra-high sensitivity, ultra-low noise, low power, low hysteresis, wide dynamic range; Designed for magnetic sensor applications including magnetic field detection, cur...


Wika Instruments 50133501, Sensor; LS-10 10PSI 4-20MA G1/2B 25'CBL
Wika Instruments 50133501, Sensor; LS-10 10PSI 4-20MA G1/2B 25'CBL
In Stock
$565.62

mpn: 50133501, ean: 0799360094377,

The LS-10 liquid level transmitter is designed for economical and reliable performance in a wide variety of level measurement applications. Level measurement in water and wastewater treatment plants, wells, holding tanks, wet wells and rivers. . Rate...


Flowline LU83-5101 EchoSpan Ultrasonic Level Transmitter with 26.2' Cable, 2'' NPT
Flowline LU83-5101 EchoSpan Ultrasonic Level Transmitter with 26.2' Cable, 2" NPT
In Stock
$895.00
$645.00
You Save: 28%

mpn: LU83-5101,

4.5 out of 5 stars with 41 reviews
The general purpose ultrasonic level transmitter provides continuous level measurement up to 32.8' with a 4-20 milliampere signal output, and is configured via its integral push button display module. This non-contact liquid level sensor is ideally s...


Flowline LU20-5001-IS EchoTouch IS Ultrasonic Level Transmitter with 18' Cable, 2'' NPT
Flowline LU20-5001-IS EchoTouch IS Ultrasonic Level Transmitter with 18' Cable, 2" NPT
In Stock
$950.00
$705.00
You Save: 26%

mpn: LU20-5001-IS,

4.5 out of 5 stars with 60 reviews
CSA approved intrinsically safe for use in hazardous locations, the two-wire ultrasonic transmitter provides non-contact level measurement up to 18', and is ideally suited for challenging corrosive, slurry or waste liquids. Push button calibrated, th...


Fluke 922 Airflow Micromanometer with Bright Backlit Display, +/- 0.6 psi Pressure, 16000 fpm Velocity, 99999 cfm Volume
Fluke 922 Airflow Micromanometer with Bright Backlit Display, +/- 0.6 psi Pressure, 16000 fpm Velocity, 99999 cfm Volume
SKU: #Fluke-922
In Stock
$699.99
$629.99
You Save: 10%

sku: Fluke-922, mpn: FLUKE-922, ean: 0520361366886,

4.2 out of 5 stars with 14 reviews
Fluke 922 was designed and built for how (and where) you do your job, with performance, ruggedness and ease of use, setting the Fluke 922 apart from the competition. The bright white display and ruggedized holster and wrist strap let you take the Flu...


Fluke 922/Kit Airflow Meter Kit with a NIST-Traceable Calibration Certificate with Data
Fluke 922/Kit Airflow Meter Kit with a NIST-Traceable Calibration Certificate with Data
In Stock
$799.99
$719.99
You Save: 10%

mpn: Fluke922/Kit, ean: 0095969355322,

4.6 out of 5 stars with 59 reviews
The Fluke Airflow Meter/Micromanometer Kit makes airflow measurements easy by combining three tools: differential pressure, airflow, and velocity into a single, rugged meter. Differential pressure measurements only tell part of the story.Bright, back...


Flowline LD31-S111 Water and Light Oil Polyurethane DeltaSpan Submersible Pressure Level Transmitter, 10 psi
Flowline LD31-S111 Water and Light Oil Polyurethane DeltaSpan Submersible Pressure Level Transmitter, 10 psi
In Stock
$800.00
$532.70
You Save: 33%

mpn: LD31-S111,

4.1 out of 5 stars with 56 reviews
The general purpose submersible pressure level transmitter is offered in three styles for different liquid types and provides continuous level measurement up to 46’ (14m) of water column with a 4-20 mA signal output. Select the LD31 liquid level se...


Milton 1131-10 3/4'' NPT Metal Lubricator Bowl
Milton 1131-10 3/4" NPT Metal Lubricator Bowl
In Stock
$142.00

mpn: 1131-10, ean: 0030937307156,

3/4" NPT heavy duty lubricator is the drip style which allows precise settings for trouble free protection. The adjusting knob is removable to ensure tamper proof reliability. This lubricator may be filled without shutting down line pressure and oil ...


Data Logger, Temperature, -14 to 185 F
Data Logger, Temperature, -14 to 185 F
In Stock
$129.82
$122.82
You Save: 5%

mpn: GL100-02,

4.6 out of 5 stars with 12 reviews
' Data Logger, Temperature, Temp Range -14 to 185 F, Accuracy +/- 2 F, 2048 Sample Point Storage, 1 Minute to 4 Hours Time Intervals, Resists Water, Grease and Dirt, Width 2.625 In, Height 2 In, Special Features Use With G0779764, Includes Two Mini L...


AUTONICS 11M910 Encoder, Hollow, NPN Open, Dia 20mm, 100 PPR
AUTONICS 11M910 Encoder, Hollow, NPN Open, Dia 20mm, 100 PPR
In Stock
$495.00

mpn: 11M910,

Encoder, Hollow Shaft, Output A, B, Z, Output Type NPN Open Collector, 12-24VDC Power Supply, Hollow Shaft Type, Shaft Dia. 20mm, 100 Pulses per Revolution, Starting Torque Max. 150 gf cm, Rotor Inertia Max.110 g cm2, Max. RPM 6000, Cable Length 250m...


AUTONICS 11M895 Encoder, Hollow Shaft, NPN Open, Dia.12mm
AUTONICS 11M895 Encoder, Hollow Shaft, NPN Open, Dia.12mm
In Stock
$299.00

mpn: 11M895,

Encoder, Hollow Shaft, Output A, B, Z, Output Type NPN Open Collector, 12-24VDC Power Supply, Hollow Shaft Type, Shaft Dia. 12mm, 100 Pulses per Revolution, Starting Torque Max. 50 gf cm, Rotor Inertia Max.40 g cm2, Max. RPM 5000, Cable Length 250mm,...


AUTONICS 11M894 Encoder, Hollow, Totem Pole, Dia 12mm
AUTONICS 11M894 Encoder, Hollow, Totem Pole, Dia 12mm
In Stock
$307.00

mpn: 11M894,

Encoder, Hollow Shaft, Output A, B, Z, Output Type Totem Pole, 12-24VDC Power Supply, Hollow Shaft Type, Shaft Dia. 12mm, 60 Pulses per Revolution, Starting Torque Max. 50 gf cm, Rotor Inertia Max.40 g cm2, Max. RPM 5000, Cable Length 250mm, Cable Co...


AUTONICS 11M893 Encoder, Hollow, NPN Open, Dia 12mm, 60 PPR
AUTONICS 11M893 Encoder, Hollow, NPN Open, Dia 12mm, 60 PPR
In Stock
$299.00

mpn: 11M893,

Encoder, Hollow Shaft, Output A, B, Z, Output Type NPN Open Collector, 12-24VDC Power Supply, Hollow Shaft Type, Shaft Dia. 12mm, 60 Pulses per Revolution, Starting Torque Max. 50 gf cm, Rotor Inertia Max.40 g cm2, Max. RPM 5000, Cable Length 250mm, ...


AUTONICS 11M883 Encoder, Line Driver, Dia 4mm, 1024 PPR
AUTONICS 11M883 Encoder, Line Driver, Dia 4mm, 1024 PPR
In Stock
$285.47
$284.17

mpn: 11M883,

Encoder, Shaft, Output +/- A, +/- B, +/- Z, Output Type Line Driver, 5 VDC Power Supply, External, 8.2 mm Shaft Type, Shaft Dia. 4mm, 1024 Pulses per Revolution, Starting Torque Max. 20 gf cm, Rotor Inertia Max.20 g cm2, Max. RPM 5000, Cable Length 2...


Encoder, Shaft, Totem Pole, Dia 6mm, 60 PPR
Encoder, Shaft, Totem Pole, Dia 6mm, 60 PPR
In Stock
$244.81

mpn: E40S6-60-3-T-24-C,

11M885...


Encoder, Shaft, NPN Open, Dia 6mm, 100 PPR
Encoder, Shaft, NPN Open, Dia 6mm, 100 PPR
In Stock
$261.20

mpn: E40S6-100-3-N-24-C,



Encoder, Shaft, Totem Pole, Dia 6mm, 100 PPR
Encoder, Shaft, Totem Pole, Dia 6mm, 100 PPR
In Stock
$242.92

mpn: E40S6-100-3-T-24-C,




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