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Sensor

Browse sensors used in heavy equipment, industrial machinery, automation systems, engines, and control applications. Sensors help monitor pressure, temperature, speed, position, flow, level, and other operating conditions that are critical for equipment performance, safety, and diagnostics.

HRS Supplies offers new, used, refurbished, and surplus sensors from Caterpillar, Allen-Bradley, Siemens, Phoenix Contact, and other trusted industrial manufacturers. Products in this category may include pressure sensors, temperature sensors, speed sensors, position sensors, proximity sensors, switches, transducers, and related components for maintenance, troubleshooting, repair, and replacement applications.

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Current price $449.99

CAT 594-8690 DIESEL EXHAUST FLUID SENSOR KIT

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In stock

The CAT 594-8690 Diesel Exhaust Fluid Sensor Kit is a genuine Caterpillar sensor kit used to monitor and manage Diesel Exhaust Fluid injection in c...

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$449.99
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$399.99
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Current price $399.99

CAT 266-1478: 190MM LEADWIRE LENGTH ROTARY POSITION SENSOR

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In stock

The CAT 266-1478 is a Caterpillar rotary position sensor for compatible Cat equipment. Cat identifies it as a 190mm leadwire length medium-duty rot...

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$399.99
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$425.00
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Current price $425.00

CAT 266-1481 POSITION SENSOR

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In stock

The Caterpillar 266-1481 Position Sensor is a genuine CAT electronic component designed to provide accurate position feedback for machine control a...

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$425.00
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$299.99
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Current price $299.99

CAT 266-1475: 4 PIN CONNECTOR POSITION SENSOR

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In stock

The CAT 266-1475: 4 PIN CONNECTOR POSITION SENSOR is a sensor component for professional industrial, electrical, network, calibration, or equipment...

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$299.99
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$99.99
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CAT 178-2345 FUEL (WATER) LEVEL SENSOR GROUP

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Low stock

The Caterpillar 178-2345 Fuel Water Level Sensor Group is a genuine CAT monitoring assembly designed to provide accurate fluid level detection and ...

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$99.99
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$450.00
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CAT 594-8693 SENSOR KIT

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In stock

The Caterpillar 594-8693 Sensor Kit is a genuine CAT service component designed to provide accurate system monitoring and reliable machine performa...

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$450.00
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$400.00
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Current price $400.00

CAT 608-4423 SENSOR KIT

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In stock

The CAT 608-4423 SENSOR KIT is a sensor component for professional industrial, electrical, network, calibration, or equipment-service applications....

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$400.00
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$274.99
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Current price $274.99

CAT 134-2252 TEMPERATURE SENSOR

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The Caterpillar 134-2252 Temperature Sensor is a genuine CAT monitoring component designed to provide accurate temperature measurement and reliable...

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$274.99
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$399.99
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Current price $399.99

CAT 594-8690 DIESEL EXHAUST FLUID SENSOR KIT

HRS Supplies
In stock

The CAT 594-8690 Diesel Exhaust Fluid Sensor Kit is a genuine Caterpillar sensor kit used to monitor and manage Diesel Exhaust Fluid injection in c...

View full details
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$399.99
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Current price $399.99
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$175.00
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Current price $175.00

CAT 426-0013 858KPA RATIOMETRIC PRESSURE SENSOR

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In stock

CAT 426-0013 is an 858 kPa ratiometric pressure sensor for Caterpillar equipment applications where part number 426-0013 is required. It is used fo...

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$175.00
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$450.00
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CAT 266-1480: POSITION SENSOR

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Low stock

The Caterpillar 266-1480 Position Sensor is a genuine CAT electronic component designed to provide accurate position feedback for engine and machin...

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$450.00
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$1,000.00
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CAT 594-8691 SENSOR MANIFOLD KIT

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In stock

The Caterpillar 594-8691 Sensor Manifold Kit is a genuine CAT assembly designed to provide accurate monitoring and reliable system integration for ...

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$1,000.00
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$175.00
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CAT 194-6725 1135KPA STEEL PRESSURE SENSOR

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In stock

The Caterpillar 194-6725 Steel Pressure Sensor is a genuine CAT monitoring component designed to provide accurate pressure measurements for engine,...

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$175.00
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$125.00
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Current price $125.00

CAT 351-6944 POSITION SENSOR

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In stock

The CAT 351-6944 is a Caterpillar rotary position sensor used in compatible operator control applications. Cat describes it as a 9V plastic rotary ...

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$125.00
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$24.99
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Current price $24.99

CAT 422-3182 LINK ASSEMBLY SENSOR

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Low stock

CAT 422-3182 Link Assembly Sensor is a Caterpillar sensor-related link assembly used where part number 422-3182 is specified. It is intended for co...

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$24.99
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$249.99
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CAT 245-4630 40KHZ DUAL VARIABLE RELUCTANCE SENSOR

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In stock

The CAT 245-4630 40KHZ DUAL VARIABLE RELUCTANCE SENSOR is a sensor component for professional industrial, electrical, network, calibration, or equi...

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$249.99
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$449.99
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Current price $449.99

CAT 266-1483: POSITION SENSOR

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In stock

The CAT 266-1483: POSITION SENSOR is a sensor component for professional industrial, electrical, network, calibration, or equipment-service applica...

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$449.99
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$599.99
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CAT 295-2534 1214MM LENGTH LINEAR POSITION SENSOR

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Low stock

The CAT 295-2534 Linear Position Sensor is a genuine Caterpillar bucket cylinder position sensor designed to measure and relay cylinder position fe...

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$599.99
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$35.00
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CAT 256-6454 2 PIN PASSIVE STAINLESS STEEL TEMPERATURE SENSOR

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In stock

The Caterpillar 256-6454 Temperature Sensor is a genuine CAT stainless steel sensing device designed to provide accurate temperature monitoring for...

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$35.00
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$474.99
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CAT 539-6653 SENSOR GP

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In stock

The Caterpillar 539-6653 Sensor Group is a genuine CAT sensing component designed to provide accurate operational data for machine monitoring, cont...

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$474.99
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$199.99
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CAT 330-6719 SENSOR GP

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In stock

The CAT 330-6719 SENSOR GP is a sensor component for professional industrial, electrical, network, calibration, or equipment-service applications. ...

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$199.99
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$99.99
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Current price $99.99

CAT 191-6587 10MA 2 PIN PASSIVE TEMPERATURE SENSOR

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In stock

The CAT 191-6587 is a 10mA 2-pin passive temperature sensor for compatible Caterpillar equipment. Cat describes low temperature sensors as using th...

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$199.99
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CAT 183-8597 ALUMINUM HIGH OUTPUT MAGNETIC SPPED SENSOR

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In stock

The CAT 183-8597 is an aluminum high-output magnetic speed sensor for compatible Caterpillar equipment. Cat describes its passive speed sensors as ...

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$199.99
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$99.99
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CAT 298-6488 ANALOG PRESSURE SENSOR

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In stock

The CAT 298-6488 is an engine electronic control or sensor component used in Caterpillar diesel engines to provide monitoring or actuation signals ...

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$99.99
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Current price $99.99

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