Sensors | Surplus Network

5pcs BMP280 Pressure Sensor Arduino High Precision Atmospheric sensor USA

USA

5pcs BMP280 Pressure Sensor Arduino...

$8.50 USD

5pcs BMP280 Pressure Sensor Arduino...

$8.50 USD

DHT11 Temperature and Relative Humidity Sensor Module for arduino

USA

DHT11 Temperature and Relative...

$1.99 USD

DHT11 Temperature and Relative...

$1.99 USD

optical infrared liquid level sensor

USA

optical infrared liquid level sensor

$2.00 USD

optical infrared liquid level sensor

$2.00 USD

Fixic Freestyle Libre Adhesive Patches 25 PCS - NO Glue in The Center - Tan

USA

Fixic Freestyle Libre Adhesive...

$15.91 USD

Fixic Freestyle Libre Adhesive...

$15.91 USD

Fixic - Freestyle Libre Adhesive Patches 25 PCS - Good For Enlite - Color Tan

USA

Fixic - Freestyle Libre Adhesive...

$15.91 USD

Fixic - Freestyle Libre Adhesive...

$15.91 USD

Fixic - Adhesive Patches 25 PCS - Enlite - Freestyle Libre - Dexcom G5/G6 - Tan

USA

Fixic - Adhesive Patches 25 PCS -...

$15.91 USD

Fixic - Adhesive Patches 25 PCS -...

$15.91 USD

BME280 Atmospheric Pressure Sensor Temperature Humidity Sensor For Arduino New

China

BME280 Atmospheric Pressure Sensor...

$1.24 CAD

BME280 Atmospheric Pressure Sensor...

$1.24 CAD

Breakout Temperature Humidity Barometric Pressure BME280 Digital Sensor Module*1

China

Breakout Temperature Humidity...

$1.24 CAD

Breakout Temperature Humidity...

$1.24 CAD

Dusk To Dawn Outdoor Swivel Photo Cell Light Control Photocell Sensor LED 120V

USA

Dusk To Dawn Outdoor Swivel Photo...

$7.19 USD

Dusk To Dawn Outdoor Swivel Photo...

$7.19 USD

DHT11 Temperature and Relative Humidity Sensor Module for arduino with cable

China

DHT11 Temperature and Relative...

$0.99 USD

DHT11 Temperature and Relative...

$0.99 USD

Hot Competitive New MAX31855 Module + K Type Thermocouple Sensor for Arduino

China

Hot Competitive New MAX31855 Module +...

$0.99 USD

Hot Competitive New MAX31855 Module +...

$0.99 USD

10PC New TTP223 Capacitive Touch Switch Button Self-Lock Module for Arduino

China

10PC New TTP223 Capacitive Touch...

$0.99 USD

10PC New TTP223 Capacitive Touch...

$0.99 USD

1pcs MPU-6050 MPU6050 6DOF 3 Axis Gyroscope+Accelerometer Module for Arduino DIY

China

1pcs MPU-6050 MPU6050 6DOF 3 Axis...

$0.99 CAD

1pcs MPU-6050 MPU6050 6DOF 3 Axis...

$0.99 CAD

1PCS Analog Capacitive Soil Moisture Sensor V1.2 Corrosion Resistant With Cable

China

1PCS Analog Capacitive Soil Moisture...

$0.99 USD

1PCS Analog Capacitive Soil Moisture...

$0.99 USD

20pcs SW-18010P Vibration Sensor Electronic Shaking Switch

China

20pcs SW-18010P Vibration Sensor...

$0.99 USD

20pcs SW-18010P Vibration Sensor...

$0.99 USD

1PCS Ultrasonic Sensor Module HC-SR04 Distance Measuring Sensor for arduino SR04

Hong Kong

1PCS Ultrasonic Sensor Module HC-SR04...

$0.99 CAD

1PCS Ultrasonic Sensor Module HC-SR04...

$0.99 CAD

DHT11 Temperature and Relative Humidity Sensor Module for arduino

China

DHT11 Temperature and Relative...

$1.08 USD

DHT11 Temperature and Relative...

$1.08 USD

Pressure transducer or sender Stainless Steel for oil/fuel/air/water Multichoice

USA

Pressure transducer or sender...

$9.07 USD

Pressure transducer or sender...

$9.07 USD

1pcs NEW MAX9814 Electret Microphone Amplifier with AGC Function

China

1pcs NEW MAX9814 Electret Microphone...

$4.09 USD

1pcs NEW MAX9814 Electret Microphone...

$4.09 USD

MLX90614 IR Infrared Thermometer Temperature Measure Sensor communication Module

China

MLX90614 IR Infrared Thermometer...

$9.89 CAD

MLX90614 IR Infrared Thermometer...

$9.89 CAD

2Pcs NO+NC LJ18A3-8-Z/CY Inductive Proximity Sensor Switch PNP DC6V-36V US New

USA

2Pcs NO+NC LJ18A3-8-Z/CY Inductive...

$8.99 USD

2Pcs NO+NC LJ18A3-8-Z/CY Inductive...

$8.99 USD

2Pcs NJK-5001C NPN NO 10mm Hall Effect Sensor Proximity Switch DC 6~36V US

USA

2Pcs NJK-5001C NPN NO 10mm Hall...

$8.99 USD

2Pcs NJK-5001C NPN NO 10mm Hall...

$8.99 USD

CJMCU-680 BME680 BOSCH Temperature & Humidity Pressure Sensor Development Board

China

CJMCU-680 BME680 BOSCH Temperature &...

$8.99 USD

CJMCU-680 BME680 BOSCH Temperature &...

$8.99 USD

Fixic Freestyle Libre Adhesive Patch 25 PCS - Transparent Patches

USA

Fixic Freestyle Libre Adhesive Patch...

$16.91 USD

Fixic Freestyle Libre Adhesive Patch...

$16.91 USD

5Pcs NO LJ8A3-2-Z/BX Inductive Proximity Sensor Switch NPN DC6V-36V US

USA

5Pcs NO LJ8A3-2-Z/BX Inductive...

$14.99 USD

5Pcs NO LJ8A3-2-Z/BX Inductive...

$14.99 USD

ADXL335 3-Axis Accelerometer Angular Transducer Module Analog Output for Arduino

USA

ADXL335 3-Axis Accelerometer Angular...

$5.99 USD

ADXL335 3-Axis Accelerometer Angular...

$5.99 USD

1pcs Pro Micro ATmega32U4 5V 16MHz Replace ATmega328 Arduino Pro Mini

USA

1pcs Pro Micro ATmega32U4 5V 16MHz...

$6.99 USD

1pcs Pro Micro ATmega32U4 5V 16MHz...

$6.99 USD

LED Dusk To Dawn Photocell Sensor 120-277 Outdoor Swivel Cell Light Control

USA

LED Dusk To Dawn Photocell Sensor...

$6.99 USD

LED Dusk To Dawn Photocell Sensor...

$6.99 USD

Flush Mount DuskButton Photo Control Eye 120V Raintight Light Sensor JL-103A

USA

Flush Mount DuskButton Photo Control...

$6.46 USD

Flush Mount DuskButton Photo Control...

$6.46 USD

5Pcs MCP2515 Module CAN Bus Module TJA1050 Receiver SPI For Arduino US

USA

5Pcs MCP2515 Module CAN Bus Module...

$11.99 USD

5Pcs MCP2515 Module CAN Bus Module...

$11.99 USD

2PCS LED 120V Dusk To Dawn Outdoor Swivel Photo Cell Light Control Photocell Sen

USA

2PCS LED 120V Dusk To Dawn Outdoor...

$11.99 USD

2PCS LED 120V Dusk To Dawn Outdoor...

$11.99 USD

1PCS Heart Rate Pulse Sensor Pulsesensor Sensor Module For Arduino new

China

1PCS Heart Rate Pulse Sensor...

$2.22 USD

1PCS Heart Rate Pulse Sensor...

$2.22 USD

Approach Sensor 1-10mm Cylindrical Capacitive Proximity Switch NPN NO DC 6-36V

China

Approach Sensor 1-10mm Cylindrical...

$2.99 USD

Approach Sensor 1-10mm Cylindrical...

$2.99 USD

Microwave Doppler Radar Motion Detector Sensor RCWL-0516 Module Board

USA

Microwave Doppler Radar Motion...

$4.95 USD

Microwave Doppler Radar Motion...

$4.95 USD

2x MPU-6050 6 DOF 3 Axis Gyroscope + Accelerometer Module USA Seller

USA

2x MPU-6050 6 DOF 3 Axis Gyroscope +...

$6.95 USD

2x MPU-6050 6 DOF 3 Axis Gyroscope +...

$6.95 USD

Honeywell SS49E Linear Hall Effect Sensors 3-Pin 6 Pieces USA FAST FREE SHIPPING

USA

Honeywell SS49E Linear Hall Effect...

$9.95 USD

Honeywell SS49E Linear Hall Effect...

$9.95 USD

Freestyle Libre Sensor Armband Guardian , Sensor Cover - Many Colours - NEW

Canada

Freestyle Libre Sensor Armband...

$9.95 USD

Freestyle Libre Sensor Armband...

$9.95 USD

5V Fuel Pressure Transducer Sender 15/100/200/1000/1600 Psi For Oil Air Water

USA

5V Fuel Pressure Transducer Sender...

$18.89 USD

5V Fuel Pressure Transducer Sender...

$18.89 USD

5pcs Digital Light Sensor Detection Photosensitive Resistance Module for arduino

China

5pcs Digital Light Sensor Detection...

$2.86 USD

5pcs Digital Light Sensor Detection...

$2.86 USD

Maximum Instruments NRG #400 (#41) 3-cup Anemometer, highest reliability build

USA

Maximum Instruments NRG #400 (#41)...

$1.50 USD

Maximum Instruments NRG #400 (#41)...

$1.50 USD

New BME280 Digital Sensor Temperature Board GY-BME280 I2C IIC SPI Interface 5V

China

New BME280 Digital Sensor Temperature...

$1.69 CAD

New BME280 Digital Sensor Temperature...

$1.69 CAD

USA Ship NJK-5002C Hall Effect Sensor Proximity Switch NPN 3-Wires Normally Open

USA

USA Ship NJK-5002C Hall Effect Sensor...

$3.99 USD

USA Ship NJK-5002C Hall Effect Sensor...

$3.99 USD

US Ship INA219 I2C Bi-directional DC Current Power Supply Sensor Breakout Module

USA

US Ship INA219 I2C Bi-directional DC...

$3.99 USD

US Ship INA219 I2C Bi-directional DC...

$3.99 USD

New DS18B20 Thermometer Temperature Sensor Probe Module For Arduino Raspberry Pi

China

New DS18B20 Thermometer Temperature...

$3.99 USD

New DS18B20 Thermometer Temperature...

$3.99 USD

Top Water Level Sensor Horizontal Liquid PP Side Mount Float Switch For Pool

China

Top Water Level Sensor Horizontal...

$1.59 USD

Top Water Level Sensor Horizontal...

$1.59 USD

1/8NPT Stainless Steel Pressure Transducer Sender Sensor 0-4.5V Oil Fuel Air stw

USA

1/8NPT Stainless Steel Pressure...

$16.49 USD

1/8NPT Stainless Steel Pressure...

$16.49 USD

5PCS SN04-P2 4mm Inductive Proximity Sensor Detection Switch PNP NC DC 10~30V US

USA

5PCS SN04-P2 4mm Inductive Proximity...

$12.99 USD

5PCS SN04-P2 4mm Inductive Proximity...

$12.99 USD

LJ18A3-8-Z/BX 8mm Approach Inductive Proximity Sensor NPN NO Switch 6-36V Pack

USA

LJ18A3-8-Z/BX 8mm Approach Inductive...

$5.59 USD

LJ18A3-8-Z/BX 8mm Approach Inductive...

$5.59 USD

US SHIP LJ12A3-4-Z/BX Inductive Proximity Sensor Switch NPN DC 6V-36V NEW

USA

US SHIP LJ12A3-4-Z/BX Inductive...

$3.49 USD

US SHIP LJ12A3-4-Z/BX Inductive...

$3.49 USD

US Leonardo Pro Micro ATmega32U4 16MHz 3.3V Replace ATmega328 Arduino Pro Part

USA

US Leonardo Pro Micro ATmega32U4...

$7.49 USD

US Leonardo Pro Micro ATmega32U4...

$7.49 USD

1pcs Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor for Arduino

China

1pcs Ultrasonic Module HC-SR04...

$1.03 USD

1pcs Ultrasonic Module HC-SR04...

$1.03 USD

MPU-6050 6DOF 3 Axis Gyroscope+Accelerometer Module for Arduino DIY

China

MPU-6050 6DOF 3 Axis...

$1.28 USD

MPU-6050 6DOF 3 Axis...

$1.28 USD

New LJ12A3-4-Z/BX Inductive Proximity Sensor Switch NPN NO DC6-36V

China

New LJ12A3-4-Z/BX Inductive Proximity...

$1.93 USD

New LJ12A3-4-Z/BX Inductive Proximity...

$1.93 USD

Outdoor Electric Resistor Photocell Light Control Sensor Switch JL103A 2PCS USA

USA

Outdoor Electric Resistor Photocell...

$8.69 USD

Outdoor Electric Resistor Photocell...

$8.69 USD

New HC-SR501 Infrared PIR Motion Sensor Module for Arduino Raspberry pi

China

New HC-SR501 Infrared PIR Motion...

$1.29 USD

New HC-SR501 Infrared PIR Motion...

$1.29 USD

1/8NPT 5V 5-200 PSI Pressure Transducer Sender Sensor For Oil Fuel Air Gas Water

USA

1/8NPT 5V 5-200 PSI Pressure...

$12.62 USD

1/8NPT 5V 5-200 PSI Pressure...

$12.62 USD

10pcs New LJ12A3-4-Z/BX Inductive Proximity Sensor Switch NPN DC6-36V

USA

10pcs New LJ12A3-4-Z/BX Inductive...

$23.99 USD

10pcs New LJ12A3-4-Z/BX Inductive...

$23.99 USD

Rain water sensor Detection module+DC 5V 12V Relay Control Module for ardu JeMWU

USA

Rain water sensor Detection module+DC...

$11.92 USD

Rain water sensor Detection module+DC...

$11.92 USD

DHT22/AM2302 Digital Temperature And Humidity Sensor Replace SHT11 SHT15 Arduino

China

DHT22/AM2302 Digital Temperature And...

$2.18 USD

DHT22/AM2302 Digital Temperature And...

$2.18 USD

1pcs Analog Capacitive Soil Moisture Sensor V1.2 Corrosion Resistant With Cable

China

1pcs Analog Capacitive Soil Moisture...

$1.01 USD

1pcs Analog Capacitive Soil Moisture...

$1.01 USD

US Liquid Water Level Sensor Stainless Steel Double Ball Float Switch Tank Pool

USA

US Liquid Water Level Sensor...

$9.55 USD

US Liquid Water Level Sensor...

$9.55 USD

5PCS RCWL 0516 Motion Detection Sensor Microwave Radar Switch Module For Arduino

USA

5PCS RCWL 0516 Motion Detection...

$11.04 USD

5PCS RCWL 0516 Motion Detection...

$11.04 USD

IFM Efector ST0522 Flow Monitor

USA

IFM Efector ST0522 Flow Monitor

$19.99 USD

IFM Efector ST0522 Flow Monitor

$19.99 USD

5PCS IR Infrared Obstacle Avoidance Sensor Module For Arduino Smart Car Robot

China

5PCS IR Infrared Obstacle Avoidance...

$2.08 USD

5PCS IR Infrared Obstacle Avoidance...

$2.08 USD

KEYESTUDIO BMP280 Air Pressure Atmospheric Sensor Module for Arduino Project

China

KEYESTUDIO BMP280 Air Pressure...

$2.54 USD

KEYESTUDIO BMP280 Air Pressure...

$2.54 USD

Breakout Temperature Humidity Barometric Pressure BME280 Digital Sensor Module

China

Breakout Temperature Humidity...

$3.59 USD

Breakout Temperature Humidity...

$3.59 USD

LED 120V Dusk To Dawn Outdoor Swivel Photo Cell Light Control Photocell Sensor

USA

LED 120V Dusk To Dawn Outdoor Swivel...

$7.99 USD

LED 120V Dusk To Dawn Outdoor Swivel...

$7.99 USD

USA Soil Humidity Moisture Detection Sensor Module Corrosion Resistance Probe

USA

USA Soil Humidity Moisture Detection...

$7.99 USD

USA Soil Humidity Moisture Detection...

$7.99 USD

10X New Ultrasonic Module HC-SR04 Distance Transducer Sensor For Arduino Robot

USA

10X New Ultrasonic Module HC-SR04...

$11.95 USD

10X New Ultrasonic Module HC-SR04...

$11.95 USD

Ultrasonic Wireless Monitor Tank Water Level Gauge Indoor Temp Liquid Indicator

USA

Ultrasonic Wireless Monitor Tank...

$29.99 USD

Ultrasonic Wireless Monitor Tank...

$29.99 USD

New Pro Micro ATmega32U4 5V 16MHz Replace ATmega328 Arduino Pro Mini

China

New Pro Micro ATmega32U4 5V 16MHz...

$3.68 USD

New Pro Micro ATmega32U4 5V 16MHz...

$3.68 USD

Pressure transducer 0-100 psi for oil fuel water air pressure oil gas tank etc.

USA

Pressure transducer 0-100 psi for oil...

$17.50 USD

Pressure transducer 0-100 psi for oil...

$17.50 USD

INTERMATIC LC4521C PHOTO-CELL, PHOTO-CONTROL, T LOCKING TYPE, 120V, 1000W

USA

INTERMATIC LC4521C PHOTO-CELL,...

$8.29 USD

INTERMATIC LC4521C PHOTO-CELL,...

$8.29 USD

12-24V Non-contact Tube Tank Liquid Water Level Detect Sensor Switch Container

USA

12-24V Non-contact Tube Tank Liquid...

$9.99 USD

12-24V Non-contact Tube Tank Liquid...

$9.99 USD

Temperature Humidity Barometric Pressure BME280 Digital Sensor Module Q4K7

Hong Kong

Temperature Humidity Barometric...

$3.13 USD

Temperature Humidity Barometric...

$3.13 USD

US Stainless Steel Liquid Water Level Sensor Horizontal Float Switch Tool

USA

US Stainless Steel Liquid Water Level...

$7.59 USD

US Stainless Steel Liquid Water Level...

$7.59 USD

BME280 Atmospheric Pressure Sensor Humidity Temperature Sensor Breakout Arduino

China

BME280 Atmospheric Pressure Sensor...

$1.32 CAD

BME280 Atmospheric Pressure Sensor...

$1.32 CAD

1/8NPT 5V Stainless Steel Oil Fuel Pressure Transducer Sender Sensor 5 -200PSI

Hong Kong

1/8NPT 5V Stainless Steel Oil Fuel...

$9.98 USD

1/8NPT 5V Stainless Steel Oil Fuel...

$9.98 USD

0.3m Wire Pressure Sensor Transmitter Transducer Sender for non-corrosive medium

China

0.3m Wire Pressure Sensor Transmitter...

$20.00 USD

0.3m Wire Pressure Sensor Transmitter...

$20.00 USD

GY-521 MPU-6050 MPU6050 Module 3 Axis analog gyro sensors+ 3 Axis Accelerometer

USA

GY-521 MPU-6050 MPU6050 Module 3 Axis...

$4.99 USD

GY-521 MPU-6050 MPU6050 Module 3 Axis...

$4.99 USD