--- product_id: 516590471 title: "DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge" brand: "daoki" price: "£21.29" currency: GBP in_stock: false category: "Daoki" url: https://www.desertcart.co.uk/products/516590471-daoki-10pcs-bf350-3aa-bf350-350-ohm-high-precision-pressure store_origin: GB region: United Kingdom --- # Compact 7.4x4.1mm size 350Ω ultra-precise resistance Wide -30°C to +80°C range DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge **Brand:** daoki **Price:** £21.29 **Availability:** ❌ Out of Stock ## Summary > ⚡ Measure with Mastery — Precision that Powers Progress ## Quick Answers - **What is this?** DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge by daoki - **How much does it cost?** £21.29 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/516590471-daoki-10pcs-bf350-3aa-bf350-350-ohm-high-precision-pressure) ## Best For - daoki enthusiasts ## Why This Product - Trusted daoki brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Miniature Marvel:** Slim 7.4mm x 4.1mm footprint fits tight spaces with ease - • **Reliable Sensitivity:** Sensitive factor 2.0-2.20 captures subtle strain changes with confidence - • **Ready for Professional Use:** Includes 10 high-precision strain gauges with insulated leads for immediate deployment - • **Built to Brave the Elements:** Operates flawlessly from -30°C to +80°C for versatile environments - • **Pinpoint Accuracy for Critical Measurements:** 350Ω ±0.1Ω resistance ensures lab-grade precision ## Overview The DAOKI BF350-3AA strain gauge offers ultra-precise 350Ω resistance with ±0.1Ω tolerance, a sensitive factor between 2.0 and 2.20, and a compact design (7.4mm x 4.1mm). Engineered for professional-grade strain measurement, it operates reliably across a broad temperature range (-30°C to +80°C). This pack of 10 gauges includes insulated leads, making it ideal for engineers and technicians demanding accuracy and durability in their sensing solutions. ## Description Type: BF350-3 AA type konstantan metal foil resistance strain gauge Resistance: 350 ± 0.1 ohm Sensitive factor: 2.0-2.20 Precision level: 0.02 Strain limit: 2.0% Dimensions: 7.4mm * 4.1mm Sensitive to grid size: 3.2mm * 1.6mm Temperature range of use: -30~+80℃ Lead Material: 3cm insulation enameled wire Package included : 10 x BF350-3AA BF350 Precision Resistive Strain Gauge ## Features - Mini DC-DC 12-24V To 5V 3A Step Down Power Supply Module Voltage Buck Converter Adjustable Efficiency 97.5% - Input Voltage:DC 4.5-24V - Output Voltage:integration adjustable and fixed output,back side can choose fiexd output voltage - Adjustable Range:0.8-17V,fixed voltage (1.8V 2.5V 3.3V 5V 9V 12V) - Output Current:3A (max),actual testing input 12V output 1.5A ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07X87CJD8 | | Batteries Required? | No | | Batteries included? | No | | Date First Available | 31 Aug. 2019 | | Item Weight | 0.28 g | | Item model number | BF350-3AA | | Manufacturer | DAOKI | | Measurement System | Metric | | Package Dimensions | 13.5 x 4.7 x 0.2 cm; 0.28 g | | Part number | TS-US-315 | | Power source type | Battery Powered | | Specification met | NIST Traceable, High-Precision | | Style | Modern | ## Product Details - **Brand:** DAOKI - **Item weight:** 0.01 Ounces - **Min. Operating voltage:** 4.5 Volts (DC) - **Power source:** Battery Powered - **Style:** Modern ## Images ![DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge - Image 1](https://m.media-amazon.com/images/I/31GuRGGrqbL.jpg) ![DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge - Image 2](https://m.media-amazon.com/images/I/31f2oFpRIPL.jpg) ![DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge - Image 3](https://m.media-amazon.com/images/I/41PFWXKUpBL.jpg) ![DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge - Image 4](https://m.media-amazon.com/images/I/51NZKjjJWYL.jpg) ![DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge - Image 5](https://m.media-amazon.com/images/I/51YoJ+E6fQL.jpg) ## Questions & Answers **Q: what qty do these come in?** A: 10 pieces **Q: Is this a force sensitive resistor (fsr) and if so what is the weight values?** A: it is not for weight values, **Q: Under what conditions does this sensor act as a step down power supply module voltage buck converter?** A: this item can not be ## Frequently Bought Together - DAOKI 10Pcs BF350-3AA BF350 350 ohm High-Precision Pressure Resistance Strain Gauge - Taidacent Strain Gauge 350 Ohm Bend Flex Sensor Weighing Amplifier Module Pressure Sensor Analog Output Strain Gauge Test Kit (Extension Cable) - Hemobllo Strain Gauge Bending Test Sensor Module Charge Amplifier Voltage Output --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/516590471-daoki-10pcs-bf350-3aa-bf350-350-ohm-high-precision-pressure](https://www.desertcart.co.uk/products/516590471-daoki-10pcs-bf350-3aa-bf350-350-ohm-high-precision-pressure) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-31*