--- product_id: 79099110 title: "Rain Bird RSD-BEX Rain Sensor w/Aluminum Latching Bracket & Extension Wire" brand: "fluidra" price: "£33.43" currency: GBP in_stock: true reviews_count: 13 category: "Fluidra" url: https://www.desertcart.co.uk/products/79099110-rain-bird-rsd-bex-rain-sensor-w-aluminum-latching-bracket store_origin: GB region: United Kingdom --- # Adjustable rainfall detection 1/8"–3/4" 25 ft UV-resistant extension wire Durable aluminum latching bracket Rain Bird RSD-BEX Rain Sensor w/Aluminum Latching Bracket & Extension Wire **Brand:** fluidra **Price:** £33.43 **Availability:** ✅ In Stock ## Summary > 💦 Stay dry, save green — never water when it rains! ## Quick Answers - **What is this?** Rain Bird RSD-BEX Rain Sensor w/Aluminum Latching Bracket & Extension Wire by fluidra - **How much does it cost?** £33.43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/79099110-rain-bird-rsd-bex-rain-sensor-w-aluminum-latching-bracket) ## Best For - fluidra enthusiasts ## Why This Product - Trusted fluidra brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Water Savings:** Automatically halts irrigation during rain, cutting water waste and lowering your utility bills. - • **Effortless Integration:** Compatible with all 24VAC Rain Bird controllers for seamless smart irrigation upgrades. - • **Precision Rainfall Control:** Twist dial lets you customize watering thresholds from light drizzles to heavy downpours. - • **Quick & Clean Installation:** Includes 25-foot UV-resistant extension wire for flexible, hassle-free setup anywhere. - • **Built to Brave the Elements:** UV-resistant polymer body and rugged aluminum bracket ensure long-lasting outdoor durability. ## Overview The Rain Bird RSD-BEX Rain Sensor is a high-grade, easy-to-install device designed for 24VAC residential and commercial irrigation systems. Featuring adjustable rainfall detection from 1/8" to 3/4", a UV-resistant polymer body, and a rugged aluminum bracket, it automatically pauses watering during rain to conserve water and extend system life. With a 25-foot UV-resistant extension wire and compatibility with Rain Bird controllers, it offers reliable, smart irrigation control that helps you save money and protect your landscape. ## Description Product Information:The Rain Bird RSD Series Rain Sensor is an easy to install, durable and visually pleasing rain sensor device suitable for 24VAC residential and commercial applications. This high quality product saves water and extends irrigation system life by automatically measuring precipitation and preventing irrigation systems from watering in rainy conditions.The RSD Series Rain Sensor offers the flexibility of multiple rainfall settings with just the twist of a dial, an adjustable vent ring to control drying time and a 25' length (7,6 m) of UV resistant extension wire for installation convenience. This sensor is designed for use with Rainbird electronics technology, and is not designed for other brand applications. Compatible with 24v Rainbird Residential and Commercial controllers Features:#149; Multiple Rainfall Settings: 1/8" to 3/4" (520mm) are quick and easy to adjust with twist dial#149; Adjustable Vent Ring: Controls drying times#149; Highgrade, UVresistant Polymer Body: Resists the elements#149; Rugged Aluminum 5 inch bracket#149; 25 feet (7,6 m), of UVresistant extension wire offers easy connection to irrigation controllers#149; UL and cUL listed; CE approved Specifications:#149; Model: RSDBEX#149; Product number: A61200#149; Works with all popular 24VAC controllers and pump start relays#149; Suitable to switch up to ten 24VAC, 7VA solenoid valves per station, plus one master valve#149; Wire: 25' (7,6 m) of 20 AWG twoconductor extension wire#149; Short lead for normally open (N.O.) installations Review: Really works! - These things really work. Don't be "that guy" whose sprinklers are on when it's raining... Review: great system - I received this item in a timely manner, and have installed it, and it works. So now it probably won't rain now. We got this so when we are away from the house, and it does rain, we don't have to worry about wasting water. It was easy to install, and hookup to the controller, so we are very happy about the unit. Thank you. ## Features - Rainfall detection using hydroscopic discs. - Multiple rainfall settings - Adjustable vent ring helps control drying time. - UL and cUL listed. - High grade UV resistant polymer construction. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003MZ1F04 | | Best Sellers Rank | #151,872 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #102 in Automatic Irrigation Controllers | | Customer Reviews | 4.4 4.4 out of 5 stars (379) | | Display Type | Analogue | | Global Trade Identification Number | 00753800008157 | | Is Discontinued By Manufacturer | No | | Item Weight | 8 ounces | | Item model number | RSDBEX | | Manufacturer | Rain Bird | | Product Dimensions | 6.5 x 1.25 x 5.4 inches | | UPC | 753800008157 | ## Product Details - **Brand:** Fluidra - **Color:** Multicolored - **Material:** Polymer - **Product Dimensions:** 6.5"L x 1.25"W x 5.4"H - **Voltage:** 24 Volts ## Images ![Rain Bird RSD-BEX Rain Sensor w/Aluminum Latching Bracket & Extension Wire - Image 1](https://m.media-amazon.com/images/I/61Vb45pP55L.jpg) ## Questions & Answers **Q: I have 2 pc 506 control timers will it work on them? Do i need 2 of them?** A: No. No. **Q: Will this work with a esp-TM2 controller?** A: Yes, the RSD rain sensor will operate with the ESP-TM2 controller. **Q: Will it work with a esp 6si controller?** A: It does not work with the esp 6si. It does work with the SST and ST8 Rain Bird model controllers. Hope this helps! **Q: does it work with SST4001 Rainbird timer?** A: yes of course, just go to page 5 for install instructions: http://www.rainbird.com/documents/diy/man_SST_en.pdf ## Customer Reviews ### ⭐⭐⭐⭐⭐ Really works! *by P***S on April 23, 2025* These things really work. Don't be "that guy" whose sprinklers are on when it's raining... ### ⭐⭐⭐⭐⭐ great system *by J***N on July 13, 2013* I received this item in a timely manner, and have installed it, and it works. So now it probably won't rain now. We got this so when we are away from the house, and it does rain, we don't have to worry about wasting water. It was easy to install, and hookup to the controller, so we are very happy about the unit. Thank you. ### ⭐⭐⭐⭐⭐ Easy Install, Works Well *by G***K on June 16, 2021* This was very straightforward to install. Connect the two wires to the device on one end and the controller on the other, activate the sensor. It reliably measures rain, and my system delays watering on those days. ## Frequently Bought Together - Rain Bird RSD Sprinkler System Rain Sensor - Rain Bird ESP-TM2 6 Station WiFi Ready Indoor/Outdoor Controller | TM2-6 --- ## 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/79099110-rain-bird-rsd-bex-rain-sensor-w-aluminum-latching-bracket](https://www.desertcart.co.uk/products/79099110-rain-bird-rsd-bex-rain-sensor-w-aluminum-latching-bracket) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-17*