Force & Flex Sensors
Force-sensitive resistors (FSR), flex/bend sensors, strain gauges, load cells, and weight sensors including amplifiers (HX711, NAU7802).
Strain Gauge Load Cell - 4 Wires - 20Kg
SKU: AF-4543 | Brand: Adafruit
A 20 kg strain gauge load cell with four wires, featuring a metallic foil gauge bonded with epoxy to a solid aluminium bar. The aluminium constrains deflection and protects the gauge from damage. Mount one end to a fi...
Delivered by Tue 1 Sep
RP-C7.6-ST Thin Film Pressure Sensor
SKU: DF-SEN0297 | Brand: DFRobot
The RP-C7.6-ST is a circular flexible thin-film pressure sensor with a compact 7.6 mm active area and ultra-thin 0.3 mm profile. It converts applied force into a variable resistance — output resistance decreases as pr...
Delivered by Wed 19 Aug
RP-C18.3-LT Thin Film Pressure Sensor
SKU: DF-SEN0295 | Brand: DFRobot
The RP-C18.3-LT is a circular flexible thin-film pressure sensor, 18.3mm in diameter, designed for highly sensitive detection of both static and dynamic force. When pressure is applied to the active area, resistance d...
Delivered by Wed 19 Aug
Flex Sensor 4.5
SKU: SF-SEN-08606 | Brand: SparkFun
A simple flex sensor 4.5" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power Gl...
Delivered by Mon 10 Aug
SparkFun Load Sensor Combinator
SKU: SF-BOB-13878 | Brand: SparkFun
The SparkFun Load Sensor Combinator is a bare PCB that combines four load sensors into a standard four-wire Wheatstone bridge configuration. If you open up an electronic bathroom scale, you’ll find a large rat’s ne...
Delivered by Mon 10 Aug
Round Force-Sensitive Resistor (FSR) [Interlink 402]
SKU: AF-166 | Brand: Adafruit
The Interlink 402 is a round force-sensitive resistor (FSR) with a 12.7 mm (0.5″) sensing area. It changes resistance based on applied pressure — the harder you press, the lower the resistance — making it a simple, lo...
Delivered by Mon 10 Aug
Gravity: I2C 1Kg Weight Sensor Kit - HX711
SKU: DF-KIT0176 | Brand: DFRobot
The Gravity I2C 1 kg Weight Sensor Kit is a complete scale-building kit that includes a load cell, HX711 signal adapter board, acrylic mounting bracket, and all hardware needed to measure weight from 1 g to 1,000 g. T...
Delivered by Wed 19 Aug
RP-S40-ST Thin Film Pressure Sensor 40mmx40mm
SKU: DF-SEN0296 | Brand: DFRobot
This is a square flexible thin film pressure sensor of short legs with a side length of 40mm, which can be used to realize highly sensitive detection of pressure. The sensor is durable and designed to sense static and...
Delivered by Wed 19 Aug
RP-L-170 Thin Film Pressure Sensor
SKU: DF-SEN0293 | Brand: DFRobot
The RP-L-170 is a long, flexible thin-film pressure sensor with a 170mm active area for detecting both static and dynamic pressure. As pressure is applied, the sensor's resistance decreases — making it easy to read wi...
Delivered by Wed 19 Aug
Flex Sensor 4.5
SKU: DF-SEN0064 | Brand: DFRobot
A simple flex sensor 4.5" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power Gl...
Delivered by Mon 10 Aug
Piezo Vibration Sensor - Small Vertical
SKU: SF-SEN-09199 | Brand: SparkFun
The Minisense 100 from Measurement Specialties is a low-cost cantilever-type vibration sensor loaded by a mass to offer high sensitivity at low frequencies. Useful for detecting vibration and ‘tap’ inputs from a user....
Delivered by Wed 19 Aug
SoftPot Membrane Potentiometer - 50mm
SKU: SF-SEN-08680 | Brand: SparkFun
These are very thin variable potentiometers. By pressing down on various parts of the strip, the resistance linearly changes from 100Ohms to 10,000Ohms allowing the user to very accurately calculate the relative posit...
Delivered by Mon 10 Aug
Gravity: Arduino Digital Weight Sensor
SKU: DF-SEN0160 | Brand: DFRobot
A digital weight sensor kit based on the HX711 24-bit ADC, capable of measuring up to 1 kg. The HX711 is designed specifically for weight scale applications, interfacing directly with a bridge sensor to deliver precis...
Delivered by Wed 19 Aug
Load Cell - 200kg, Disc (TAS606)
SKU: SF-SEN-13332 | Brand: SparkFun
This disc load cell (sometimes called a strain gauge) can translate up to a whopping 200kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in res...
Delivered by Wed 19 Aug
Force Sensitive Resistor - Small
SKU: SF-SEN-09673 | Brand: SparkFun
A compact force sensitive resistor (FSR) from Interlink Electronics with a 4 mm (0.16″) diameter active sensing area. The resistance changes based on applied pressure — from over 1 MΩ with no pressure down to approxim...
Delivered by Mon 10 Aug
Strain Gauge Load Cell - 4 Wires - 1Kg
SKU: AF-4540 | Brand: Adafruit
A strain gauge is a type of electronic sensor used to measure force or strain (big surprise there). They are made of an insulating flexible backing with a metallic foil pattern. The resistance of a strain gauge change...
Delivered by Tue 1 Sep
Strain Gauge Load Cell - 4 Wires - 5Kg
SKU: AF-4541 | Brand: Adafruit
A strain gauge is a type of electronic sensor used to measure force or strain (big surprise there). They are made of an insulating flexible backing with a metallic foil pattern. The resistance of a strain gauge change...
Delivered by Tue 1 Sep
RP-C18.3-ST Thin Film Pressure Sensor
SKU: DF-SEN0294 | Brand: DFRobot
This is a circular flexible thin film pressure sensor of short legs with a diameter of 18.3mm, which can be used to realize highly sensitive detection of pressure. The sensor is durable and designed to sense static an...
Delivered by Wed 19 Aug
Mini Load Cell - 500g, Straight Bar (TAL221)
SKU: SF-SEN-14728 | Brand: SparkFun
This miniature straight bar load cell (sometimes called a strain gauge) can translate up to 500g of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that cha...
Delivered by Wed 19 Aug
Flex Sensor 2.2
SKU: DF-SEN0086 | Brand: DFRobot
A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power G...
Delivered by Wed 19 Aug