--- product_id: 60413934 title: "Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated" brand: "yecco" price: "€ 0.02" currency: EUR in_stock: false reviews_count: 2 url: https://www.desertcart.hr/products/60413934-yeeco-dc-dc-buck-voltage-converter-reducer-12v-to-9v store_origin: HR region: Croatia --- # 90% efficiency 2A output Waterproof design Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated **Brand:** yecco **Price:** € 0.02 **Availability:** ❌ Out of Stock ## Summary > 🔧 Power Your Passion with Precision! ## Quick Answers - **What is this?** Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated by yecco - **How much does it cost?** € 0.02 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/60413934-yeeco-dc-dc-buck-voltage-converter-reducer-12v-to-9v) ## Best For - yecco enthusiasts ## Why This Product - Trusted yecco brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable, waterproof, and shock-resistant for any environment. - • **Smart Protection:** Equipped with over-current and over-temperature safeguards. - • **Compact & Efficient:** Space-saving design without compromising on performance. - • **Power Up Your Projects:** Transform 12V to 9V effortlessly with 90% efficiency! - • **Versatile Applications:** Perfect for car audio, LED displays, and more! ## Overview The Yeeco DC DC Buck Voltage Converter is a high-efficiency power supply module designed to step down voltage from 12V to 9V, delivering up to 2A of current. With a robust design featuring waterproof and shock-resistant properties, this converter is ideal for a variety of applications including car audio systems, LED displays, and more. It also includes advanced protection features to ensure safe and reliable operation. ## Description Parameter: Module Properties: non-isolated step down module (BUCK) Rectification: synchronous rectification Input voltage: DC 12V Output voltage: 9V Output Current: 2A MAX Output Power: 18W Conversion efficiency: Max 95% No-load consumption: 10-12mA Operating temperature: -40 °c to +85 °c (Industrial-grade) Small size: 35x25x21mm (do not including install ear) Protection: Overcurrent, overtemperature, anti-reverse protection Waterproof, Dust-proof, Shockproof, Suitable for all kinds of harsh environment Package Includes: 1x 12V to 9V DC DC Converter ## Features - DC-DC 6.3-22V buck voltage converter power charging module with 90% conversion efficiency when converting 12V to 9V - Pay attention that input voltage must be greater of 6.3-22V than output voltage and make sure at least 3V voltage difference - It can be used for car audio, radio, LED display screen, GPS navigation, toy car, LCD TV, solar energy, electrical fan - Has non-isolated synchronous rectification technology and over current; over-temperature and anti-reverse protection - Durable design for long-time working; with waterproof, dust-proof, anti-humidity, anti-shock; stable and high performance ## Images ![Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated - Image 1](https://m.media-amazon.com/images/I/71LLBYg6YCL.jpg) ![Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated - Image 2](https://m.media-amazon.com/images/I/612sKuOUExL.jpg) ![Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated - Image 3](https://m.media-amazon.com/images/I/515T+iqph-L.jpg) ![Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated - Image 4](https://m.media-amazon.com/images/I/51pyGtWAKLL.jpg) ![Yeeco DC DC Buck Voltage Converter Reducer 12V to 9V 2A 18W Step Down Power Supply Module Voltage Transformer Regulator Board for LED Display Radio Car Auto Vehicle Motor Regulated - Image 5](https://m.media-amazon.com/images/I/61jynWic8KL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Easy to use *by I***Y on Reviewed in the United Kingdom on 15 January 2019* Used this to power a door bell that was used to announce in another part of the building someone 'calling' the front door entryphone.I used the on board 12v dc from the entry panel and the converter dropped it down to 9v dc for the door bell ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars worked a treat *by L***N on Reviewed in the United Kingdom on 18 November 2018* As they say "worked as it said on the tin" --- ## 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.hr/products/60413934-yeeco-dc-dc-buck-voltage-converter-reducer-12v-to-9v](https://www.desertcart.hr/products/60413934-yeeco-dc-dc-buck-voltage-converter-reducer-12v-to-9v) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-22*