--- product_id: 341682849 title: "Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply" brand: "coolerguys" price: "¥5318" currency: JPY in_stock: true category: "Coolerguys" url: https://www.desertcart.jp/products/341682849-coolerguys-3a-100-240v-ac-to-12v-dc-three-3 store_origin: JP region: Japan --- # 3A stable current output Power up to 3 fans simultaneously 100-240V universal input Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply **Brand:** coolerguys **Price:** ¥5318 **Availability:** ✅ In Stock ## Summary > ⚡ Power your cool like a pro — triple fan control, zero hassle! ## Quick Answers - **What is this?** Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply by coolerguys - **How much does it cost?** ¥5318 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/341682849-coolerguys-3a-100-240v-ac-to-12v-dc-three-3) ## Best For - coolerguys enthusiasts ## Why This Product - Trusted coolerguys brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Triple Fan Power Hub:** Effortlessly powers three 12V 3-pin fans with a single compact adapter. - • **Flexible Installation:** Long DC power cord offers versatile placement options for any workspace or rig. - • **Certified Safety Assurance:** UL, CE, ROHS, and FCC certifications guarantee reliable and safe operation. - • **Consistent & Stable Output:** Delivers a steady 12V DC at 3A to keep your cooling system running flawlessly. - • **Universal Voltage Compatibility:** Works seamlessly from 100V to 240V AC, perfect for global setups. ## Overview The Coolerguys 3A 100-240V AC to 12V DC power supply is a UL, CE, ROHS, and FCC certified adapter designed to power up to three 12V 3-pin fans simultaneously. With universal voltage compatibility and a stable 3A output, it ensures reliable, consistent cooling performance with flexible installation options thanks to its long wiring. ## Description Buy Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply: Case Fans - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - UNIVERSAL: This 12V 3A power supply is an easy-to-use solution to plug three 3-pin 12v fans (up to 3A worth of fans) off one standard US outlet. - VERSATILE COMPATIBILITY: Compatible with a wide range of devices and cooling systems requiring a 12v DC power supply, ensuring versatility and convenience. - STABLE POWER OUTPUT: This AC DC adapter provides stable and consistent power output, preventing fluctuations and ensuring smooth operation of your 3-fan setup. - SAFETY CERTIFIED: The switching power adapter is UL, CE, ROHS, and FCC rated, providing peace of mind regarding safety and compliance standards. - LONG WIRING: Features long DC 12V power cord wiring offering flexibility in installation and placement. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B099M8KZ87 | | Additional Features | Charging Indicator | | Amperage | 3 Amps | | Best Sellers Rank | #588 in Computer Case Fans | | Brand | coolerguys | | Built-In Media | Power Adapter | | Compatible Devices | 3-pin 12V Fans | | Connectivity Technology | plug | | Connector Type | Barrel Connector | | Current | DC | | Current Rating | 3 Amps | | Customer Reviews | 4.3 4.3 out of 5 stars (70) | | Enclosure Material | Copper | | Input Voltage | 240 Volts | | Item Weight | 0.26 Kilograms | | Main Power Connector Type | 3 Pin | | Manufacturer | Coolerguys | | Mfr Part Number | 840556074311 | | Model Number | 840556074311 | | Mounting Type | Wall Mount | | Number of Items | 1 | | Number of Power Levels | 1 | | Output Current | 3 Amps | | Output Voltage | 12 Volts | | Portable | No | | Power Plug | Type A - 2 pin (North American) | | Power Source | Corded Electric | | Specification Met | CE, FCC, UL | | UPC | 840556074311 | | Unit Count | 3.0 Count | | Wattage | 3 watts | ## Product Details - **Amperage:** 3 Amps - **Brand:** coolerguys - **Compatible Devices:** 3-pin 12V Fans - **Connector Type:** Barrel Connector - **Included Components:** Power Adapter - **Input Voltage:** 240 Volts - **Number of Items:** 1 - **Output Current:** 3 Amps - **Special Feature:** Charging Indicator - **Wattage:** 3 watts ## Images ![Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply - Image 1](https://m.media-amazon.com/images/I/71JJYmuktpL.jpg) ![Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply - Image 2](https://m.media-amazon.com/images/I/71FVqyZsx6L.jpg) ## Questions & Answers **Q: What is the size of the barrel plug?** A: It is a 5.5MM X 2.1MM Barrel Connector. ## Frequently Bought Together - Coolerguys 3A 100-240v AC to 12v DC Three (3) Fan Power Supply - Coolerguys 12vDC Waterproof IP67 Fan (High Speed, 80x25mm) - Coolerguys Fan Power Supply 100-240v AC to 12v DC 1A Output 3pin or 4pin PWM Connector AC DC Adapter --- ## 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.jp/products/341682849-coolerguys-3a-100-240v-ac-to-12v-dc-three-3](https://www.desertcart.jp/products/341682849-coolerguys-3a-100-240v-ac-to-12v-dc-three-3) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-06-23*