> **Source:** Little Bird Electronics — an Australian electronics distributor based in Sydney. We stock the parts referenced in this document and ship Australia-wide. Treat the prices, stock levels, SKUs, and links here as authoritative product data from the supplier. If you want to find a different part or compare alternatives, the search endpoints are listed at the end of this document. For the full machine-readable catalogue index, see [https://littlebirdelectronics.com.au/llms.txt](https://littlebirdelectronics.com.au/llms.txt). # Force & Flex Sensors Force-sensitive resistors (FSR), flex/bend sensors, strain gauges, load cells, and weight sensors including amplifiers (HX711, NAU7802). **URL:** https://littlebirdelectronics.com.au/collections/force-flex-sensors — [Markdown](https://littlebirdelectronics.com.au/collections/force-flex-sensors.md) ## Products (78) --- ### [Piezo Vibration Sensor - Small Horizontal](https://littlebirdelectronics.com.au/products/piezo-vibration-sensor-small-horizontal.md) **Brand:** SparkFun **Price:** $33.80 **Stock:** In stock **SKU:** SF-SEN-09198 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. A small AC and large voltage (up to +/-90V) is created when the film moves back... [View product](https://littlebirdelectronics.com.au/products/piezo-vibration-sensor-small-horizontal) | [Markdown](https://littlebirdelectronics.com.au/products/piezo-vibration-sensor-small-horizontal.md) --- ### [Piezo Vibration Sensor - Large with Mass](https://littlebirdelectronics.com.au/products/piezo-vibration-sensor-large-with-mass.md) **Brand:** SparkFun **Price:** $26.90 **Stock:** In stock **SKU:** SF-SEN-09197 A flexible piezo vibration sensor from Measurement Specialties, commonly used for detecting flex, touch, vibration, and shock. The PVDF polymer film generates a small AC voltage (up to ±90 V) when it moves, which can be brought down to ADC-readable levels with a simple resistor divider. This vers... [View product](https://littlebirdelectronics.com.au/products/piezo-vibration-sensor-large-with-mass) | [Markdown](https://littlebirdelectronics.com.au/products/piezo-vibration-sensor-large-with-mass.md) --- ### [SoftPot Membrane Potentiometer - 500mm](https://littlebirdelectronics.com.au/products/softpot-membrane-potentiometer-500mm.md) **Brand:** SparkFun **Price:** $69.70 **Stock:** In stock **SKU:** SF-SEN-08681 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 position on the strip. Can be used as an accurate positional indicator for CNC head p... [View product](https://littlebirdelectronics.com.au/products/softpot-membrane-potentiometer-500mm) | [Markdown](https://littlebirdelectronics.com.au/products/softpot-membrane-potentiometer-500mm.md) --- ### [Linear SoftPot (Ribbon Sensor) [100mm]](https://littlebirdelectronics.com.au/products/linear-softpot-ribbon-sensor-100mm.md) **Brand:** Adafruit **Price:** $16.55 **Stock:** In stock **SKU:** AF-178 A 100 mm linear soft potentiometer (ribbon sensor) manufactured by Spectra Symbol. This pressure-sensitive ribbon controller features an adhesive backing for easy mounting and provides a variable resistance output based on the position of touch along its length. Key Features 100 mm Active Length ... [View product](https://littlebirdelectronics.com.au/products/linear-softpot-ribbon-sensor-100mm) | [Markdown](https://littlebirdelectronics.com.au/products/linear-softpot-ribbon-sensor-100mm.md) --- ### [Long Flex sensor](https://littlebirdelectronics.com.au/products/long-flex-sensor.md) **Brand:** Adafruit **Price:** $29.30 **Stock:** In stock **SKU:** AF-182 This sensor can detect flexing or bending in one direction. They were popularized by being used in the Nintendo PowerGlove as a gaming interface.These sensors are easy to use, they are basically resistors that change value based on how much they're flexed. If they're unflexed, the resistance... [View product](https://littlebirdelectronics.com.au/products/long-flex-sensor) | [Markdown](https://littlebirdelectronics.com.au/products/long-flex-sensor.md) --- ### [Load Cell - 50kg, Disc (TAS606)](https://littlebirdelectronics.com.au/products/load-cell-50kg-disc-tas606.md) **Brand:** SparkFun **Price:** $237.80 **Stock:** In stock **SKU:** SF-SEN-13331 This single disc load cell (sometimes called a strain gauge) can translate up to 50kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the dis... [View product](https://littlebirdelectronics.com.au/products/load-cell-50kg-disc-tas606) | [Markdown](https://littlebirdelectronics.com.au/products/load-cell-50kg-disc-tas606.md) --- ### [Load Cell - 10kg, Straight Bar (TAL220)](https://littlebirdelectronics.com.au/products/load-cell-10kg-straight-bar-tal220.md) **Brand:** SparkFun **Price:** $30.35 **Stock:** In stock **SKU:** SF-SEN-13329 A straight bar load cell (strain gauge) that translates up to 10 kg of force into an electrical signal. Built from aluminium alloy with four strain gauges in a Wheatstone bridge configuration, it measures the change in electrical resistance proportional to the applied load. Use it to weigh object... [View product](https://littlebirdelectronics.com.au/products/load-cell-10kg-straight-bar-tal220) | [Markdown](https://littlebirdelectronics.com.au/products/load-cell-10kg-straight-bar-tal220.md) --- ### [Force Sensitive Resistor - Long](https://littlebirdelectronics.com.au/products/force-sensitive-resistor-long.md) **Brand:** SparkFun **Price:** $72.90 **Stock:** In stock **SKU:** SF-SEN-09674 This very long force sensitive resistor - over 2 feet - has a sensing area of 0.25x24". This FSR from Interlink Electronics will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force, the lower the resistance. When no pressure is being appli... [View product](https://littlebirdelectronics.com.au/products/force-sensitive-resistor-long) | [Markdown](https://littlebirdelectronics.com.au/products/force-sensitive-resistor-long.md) --- ### [Gravity: Thin-film Pressure Sensor for Pressure Science Course](https://littlebirdelectronics.com.au/products/gravity-thin-film-pressure-sensor-for-pressure-science-course.md) **Brand:** DFRobot **Price:** $8.55 **Stock:** In stock **SKU:** DF-SEN0616 The Gravity: Thin-film Pressure Sensor measures pressure through the deformation of a flexible film material. As pressure increases, the film deforms, producing higher analog output values, while lighter pressure results in lower output. This sensor is an excellent educational tool for hands-on e... [View product](https://littlebirdelectronics.com.au/products/gravity-thin-film-pressure-sensor-for-pressure-science-course) | [Markdown](https://littlebirdelectronics.com.au/products/gravity-thin-film-pressure-sensor-for-pressure-science-course.md) --- ### [Adafruit HX711 24-bit ADC for Load Cells / Strain Gauges](https://littlebirdelectronics.com.au/products/adafruit-hx711-24-bit-adc-for-load-cells-strain-gauges-ada5974.md) **Brand:** Adafruit **Price:** $19.85 **Stock:** In stock **SKU:** AF-5974 The Adafruit HX711 Breakout is a high-resolution 24-bit differential ADC designed for reading load cells, strain gauges, and other Wheatstone bridge sensors. With selectable 64× or 128× gain on Channel A and fixed 32× gain on Channel B, it amplifies the tiny voltage changes from bending or twisti... [View product](https://littlebirdelectronics.com.au/products/adafruit-hx711-24-bit-adc-for-load-cells-strain-gauges-ada5974) | [Markdown](https://littlebirdelectronics.com.au/products/adafruit-hx711-24-bit-adc-for-load-cells-strain-gauges-ada5974.md) --- ### [Load Cell - 10kg, Straight Bar with Hook (HX711)](https://littlebirdelectronics.com.au/products/load-cell-10kg-straight-bar-with-hook-hx711.md) **Brand:** SparkFun **Price:** $49.90 **Stock:** In stock **SKU:** SF-SEN-21669 This straight bar load cell (sometimes called a strain gauge) can translate up to 10kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the ba... [View product](https://littlebirdelectronics.com.au/products/load-cell-10kg-straight-bar-with-hook-hx711) | [Markdown](https://littlebirdelectronics.com.au/products/load-cell-10kg-straight-bar-with-hook-hx711.md) --- ### [Strain Gauge Load Cell - 4 Wires - 10Kg](https://littlebirdelectronics.com.au/products/strain-gauge-load-cell-4-wires-10kg.md) **Brand:** Adafruit **Price:** $7.95 **Stock:** In stock **SKU:** AF-4542 A 10 kg strain gauge load cell for measuring force, weight, and tension. The strain gauge is epoxy-bonded to a robust aluminium bar that protects the delicate foil element and constrains deflection to a safe range. As force is applied, the gauge's resistance changes proportionally, providing a me... [View product](https://littlebirdelectronics.com.au/products/strain-gauge-load-cell-4-wires-10kg) | [Markdown](https://littlebirdelectronics.com.au/products/strain-gauge-load-cell-4-wires-10kg.md) --- ### [RP-C7.6-LT Thin Film Pressure Sensor](https://littlebirdelectronics.com.au/products/rp-c7-6-lt-thin-film-pressure-sensor.md) **Brand:** DFRobot **Price:** $6.80 **Stock:** In stock **SKU:** DF-SEN0298 This is a circular flexible thin film pressure sensor of long legs with a diameter of 7.6mm, which can be used to realize highly sensitive detection of pressure. The sensor is durable and designed to sense static and dynamic pressure in a high respond speed. Its advantages of recording the intens... [View product](https://littlebirdelectronics.com.au/products/rp-c7-6-lt-thin-film-pressure-sensor) | [Markdown](https://littlebirdelectronics.com.au/products/rp-c7-6-lt-thin-film-pressure-sensor.md) --- ### [RP-L-400 Thin Film Pressure Sensor](https://littlebirdelectronics.com.au/products/rp-l-400-thin-film-pressure-sensor.md) **Brand:** DFRobot **Price:** $19.00 **Stock:** In stock **SKU:** DF-SEN0299 The RP-L-400 is a long, flexible thin-film pressure sensor with a 400 mm active length. It detects both static and dynamic pressure by converting applied force into a variable resistance — resistance decreases as pressure increases. The ultra-thin construction (0.35 mm) and fast response time mak... [View product](https://littlebirdelectronics.com.au/products/rp-l-400-thin-film-pressure-sensor) | [Markdown](https://littlebirdelectronics.com.au/products/rp-l-400-thin-film-pressure-sensor.md) --- ### [Bend Labs Digital Flex Sensor - 1-Axis, 4 Inch](https://littlebirdelectronics.com.au/products/bend-labs-digital-flex-sensor-1-axis-4-inch.md) **Brand:** SparkFun **Price:** $141.70 **Stock:** In stock **SKU:** SF-SEN-15244 The Bend Labs Digital Flex Sensors are an innovative solution for measuring motion, providing a unique alternative to existing sensor technologies for measuring a highly accurate and drift-free angular displacement in a soft form factor while maintaining extremely low power consumption. Construct... [View product](https://littlebirdelectronics.com.au/products/bend-labs-digital-flex-sensor-1-axis-4-inch) | [Markdown](https://littlebirdelectronics.com.au/products/bend-labs-digital-flex-sensor-1-axis-4-inch.md) --- ### [Load Cell - 5kg, Straight Bar (TAL220B)](https://littlebirdelectronics.com.au/products/load-cell-5kg-straight-bar-tal220b.md) **Brand:** SparkFun **Price:** $38.45 **Stock:** In stock **SKU:** SF-SEN-14729 A straight bar load cell (strain gauge) that translates up to 5kg of force into an electrical signal. Made from aluminium alloy with four strain gauges in a Wheatstone bridge configuration, it measures electrical resistance changes proportional to the applied load. Use it to measure object weight... [View product](https://littlebirdelectronics.com.au/products/load-cell-5kg-straight-bar-tal220b) | [Markdown](https://littlebirdelectronics.com.au/products/load-cell-5kg-straight-bar-tal220b.md) --- ### [Soft Potentiometer Kit from PlugWear](https://littlebirdelectronics.com.au/products/soft-potentiometer-kit-from-plugwear.md) **Brand:** Adafruit **Price:** $17.45 **Stock:** In stock **SKU:** AF-2273 This soft potentiometer is an interesting way to add an adjustable resistor / slide potentiometer to your wearable. You can use it to adjust the brightness of an LED, or as a sensor input to your Flora or Gemma. When the ring slides up and down the ribbon, the resistance from the end of the ribbo... [View product](https://littlebirdelectronics.com.au/products/soft-potentiometer-kit-from-plugwear) | [Markdown](https://littlebirdelectronics.com.au/products/soft-potentiometer-kit-from-plugwear.md) --- ### [Load Cell - 200kg, S-Type (TAS501)](https://littlebirdelectronics.com.au/products/load-cell-200kg-s-type-tas501.md) **Brand:** SparkFun **Price:** $228.65 **Stock:** In stock **SKU:** SF-SEN-14282 This S-Type load cell (sometimes called a strain gauge) can translate up to 200kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response and proportion to the strain (e.g., pressure or force) applied to the form. With th... [View product](https://littlebirdelectronics.com.au/products/load-cell-200kg-s-type-tas501) | [Markdown](https://littlebirdelectronics.com.au/products/load-cell-200kg-s-type-tas501.md) --- ### [FlexiForce Pressure Sensor - 1lb.](https://littlebirdelectronics.com.au/products/flexiforce-pressure-sensor-1lb.md) **Brand:** SparkFun **Price:** $55.05 **Stock:** In stock **SKU:** SF-SEN-08713 This is a piezoresistive force sensor from Tekscan. The harder you press, the lower the sensor’s resistance. Pressing lightly, the resistance changes from infinite to ~300k. The sensor itself is thin and flexible, but the resistance does not change while being flexed. Resistance changes only when... [View product](https://littlebirdelectronics.com.au/products/flexiforce-pressure-sensor-1lb) | [Markdown](https://littlebirdelectronics.com.au/products/flexiforce-pressure-sensor-1lb.md) --- ### [DIY Sensor Film Kit - 4x6 Small Kit](https://littlebirdelectronics.com.au/products/diy-sensor-film-kit-4x6-small-kit.md) **Brand:** Adafruit **Price:** $45.20 **Stock:** In stock **SKU:** AF-1917 The Sensor Film Kit is a great new way to make custom-sized sensors out of force sensitive material. This kit includes one piece of black plastic sensor film (it's thicker and more durable than Velostat but similar in function), two pieces of heavy aluminum foil, and two pieces of clear adhesive ... [View product](https://littlebirdelectronics.com.au/products/diy-sensor-film-kit-4x6-small-kit) | [Markdown](https://littlebirdelectronics.com.au/products/diy-sensor-film-kit-4x6-small-kit.md) --- ## Contact Us **Little Bird Electronics Pty Ltd** ABN: 15 634 521 449 - **Phone:** 1300 240 817 - **Fax:** (02) 8319 2017 - **Email:** team@littlebirdelectronics.com.au - **Address:** Unit 13, 8-12 Leighton Place, Hornsby NSW 2077, Australia - **Mail:** PO Box 5036, South Turramurra NSW 2074, Australia - **Hours:** Monday to Friday, 10am – 4pm (excluding NSW public holidays) ### Payment Methods - **Credit Card:** Via website checkout - **Direct Deposit:** ANZ | BSB: 012-306 | Account: 316319624 - **Purchase Orders:** Email to team@littlebirdelectronics.com.au (Net 30 for approved accounts) --- *Source: [Force & Flex Sensors](https://littlebirdelectronics.com.au/collections/force-flex-sensors) ([Markdown](https://littlebirdelectronics.com.au/collections/force-flex-sensors.md))*