# HC-SR04 (Component) ## Description The HC-SR04 Ultrasonic Distance Sensor is a sensor used for detecting the distance to an object using sonar. ... The HC-SR04 uses non-contact ultrasound sonar to measure the distance to an object, and consists of two ultrasonic transmitters (basically speakers), a receiver, and a control circuit ## Component Details - **Owner:** vasyl - **Created:** 6/11/2021 - **Last Updated:** 6/14/2021 - **Visibility:** Public - **Part Type:** Sensor - **Manufacturer Part Number:** HC-SR04 - **Purchase Url:** https://www.amazon.com/SainSmart-HC-SR04-Ranging-Detector-Distance/dp/B004U8TOE6/ref=sr_1_4?dchild=1&keywords=HC-SR04&qid=1623433449&sr=8-4 - **Part Type:** Terminal - **Used in:** 54 projects - **Stars:** 1 ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/universal-solder-electronics-ltd/HC-SR04/16822117) | $2.27 | 1 | | [LCSC](https://www.lcsc.com/product-detail/C19857336.html) | $5.2165 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/OSEPP-Electronics/HC-SR04?qs=wNBL%252BABd93PqZEhuhHkuOw%3D%3D) | $7.20 | 107 | - **Part Type:** Sensors - **MPN:** HC-SR04 - **Package / Case Code:** TO - **Pin Count:** 4 ## Pins | Pin | Name | Type | |-----|------|------| | - | Echo | | | - | GND | | | - | Trigger | | | - | VCC | | --- *Generated from [https://www.flux.ai/vasyl/hc-sr04~o3n](https://www.flux.ai/vasyl/hc-sr04~o3n)*