> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# Water-proof Non-contact Ultrasonic Motion / Distance Sensor Module

**Type:** Product page · **SKU:** 017-MB-SM19116 · **Brand:** [Sure Electronics](https://core-electronics.com.au/brands/sure-electronics-australia)
**Page:** https://core-electronics.com.au/water-proof-non-contact-ultrasonic-motion-distance-sensor-module.html ([markdown](https://core-electronics.com.au/water-proof-non-contact-ultrasonic-motion-distance-sensor-module.html.md))

## Retired product

This product is retired and no longer available for purchase. Search the catalogue for an alternative.

## How to buy

- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

This ultrasonic sensor provides non-contact distance measurement, with a 30cm to 3.5m detecting range, it is widely used in fields like industrial, automotive, education and robots, etc.

**Note: The minimum testing distance of this module is 30cm. Make sure that there is no object within the minimum detecting distance. Otherwise, the measuring result will be inaccurate.**

**Features:**

- Size: 40.8(L) \* 33.5(W) \* 20.8(H)mm
- A non-contact distance measurement module
- Electronic brick compatible interface and breadboard friendly
- Water-proof, four-pin on board (5V, RX, TX, GND )
- Designed for easy modular project usage with industrial performance
- Dual transducer
- Low voltage, low power consumption
- Wide measurement range and high accurac
 
**Specification:**

 | **Specification** | **Value** |
|---|---|
| Detecting Range | 30cm-3.5m (11.8-137.8 inch) |
| Supply Voltage | 5V DC |
| Global Current Consumption | 15mA |
| Resolution | About 1cm |
| Angle | <30 degree |
| Ultrasonic Frequency | 40KHz |
| Trigger Pulse Width | 10 μs |

 **Applications**:

- Applications for water ranging
- Obstacle avoidance program-controlled car
- Robot obstacle avoidance
- Teaching apparatus
- Security, industrial control
 
**Package content:**

- Waterproof Ultrasonic sensor x 1
 
**Downloads:**

- User Guide

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/t/-/t-248-1.jpg)