> **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). # All Products **Search:** "urm04 ultrasonic sensor rs485" 4 products available. --- ## [URM04 Ultrasonic Sensor (RS485)](https://littlebirdelectronics.com.au/products/urm04-ultrasonic-sensor-rs485) **Brand:** DFRobot **Price:** $43.89 **Stock:** In stock (Local: 2, Supplier: 73) **SKU:** DF-SEN0002 The URM04 Ultrasonic sensor is developed based upon our popular URM37 ultrasonic sensor, it is using RS485 interface which allows multiple sensors to be used simultaneously . The RS485 interface allows a number of sensors working together. Up to 32 URM04 may be connected together in a network. Th... [View product details](https://littlebirdelectronics.com.au/products/urm04-ultrasonic-sensor-rs485) | [Markdown version](https://littlebirdelectronics.com.au/products/urm04-ultrasonic-sensor-rs485.md) --- ## [URM ultrasonic sensor Rubber Ring](https://littlebirdelectronics.com.au/products/urm-ultrasonic-sensor-rubber-ring) **Brand:** DFRobot **Price:** $0.73 **Stock:** In stock (Local: 0, Supplier: 58) **SKU:** DF-FIT0187 This rubber ring is used to afix ultrasonic sensor. It fits URM37 V4.0 Ultrasonic Sensor For Arduino / Raspberry Pi and URM04 Ultrasonic Sensor (RS485). NOTE: Other ultrasonic sensor may fit, you have to check the dimensions. SPECIFICATIONS Material: Rubber Inside diameter: 16mm Outside diameter:... [View product details](https://littlebirdelectronics.com.au/products/urm-ultrasonic-sensor-rubber-ring) | [Markdown version](https://littlebirdelectronics.com.au/products/urm-ultrasonic-sensor-rubber-ring.md) --- ## [Gravity: RS485 IO ExpansionShield for Arduino](https://littlebirdelectronics.com.au/products/gravity-rs485-io-expansionshield-for-arduino) **Brand:** DFRobot **Price:** $15.06 **Stock:** In stock (Local: 1, Supplier: 109) **SKU:** DF-DFR0219 Our IO expansion board is evolving, the RS485 IO Expansion Shield is now supporting Xbee and has colour coded pin header. It combines our popular Xbee shield with IO expansion shield. It even supports SD module card which provides the ultimate functional expansion for Arduino so far. As its prede... [View product details](https://littlebirdelectronics.com.au/products/gravity-rs485-io-expansionshield-for-arduino) | [Markdown version](https://littlebirdelectronics.com.au/products/gravity-rs485-io-expansionshield-for-arduino.md) --- ## [RS485 Shield For Arduino](https://littlebirdelectronics.com.au/products/rs485-shield-for-arduino) **Brand:** DFRobot **Price:** $15.85 **Stock:** In stock (Local: 2, Supplier: 852) **SKU:** DF-DFR0259 Arduino RS485 is an industrial standard for long distance, anti-interferrence and reliable communication. So we create this RS485 Arduino shield, especially designed for the Arduino controller board. It converts UART/Serial protocol to RS485 protocol. This RS485 board allows Arduino access to ind... [View product details](https://littlebirdelectronics.com.au/products/rs485-shield-for-arduino) | [Markdown version](https://littlebirdelectronics.com.au/products/rs485-shield-for-arduino.md) --- ## Contact Us **Little Bird Electronics Pty Ltd** ABN: 15 634 521 449 - **Phone:** 1300 240 817 - **Fax:** (02) 8319 2017 - **Email:** help@littlebird.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@littlebird.com.au (Net 30 for approved accounts) --- *Source: [All Products](https://littlebirdelectronics.com.au/products)*