--- product_id: 323938700 title: "40mm Blower Fan 24V, 3D Printer Micro 24V Fan Blower 4020 Hydraulic Bearing, Brushless Cooling 40mm x 20mm 2PIN (Pack of 4)" brand: "winsinn" price: "£20.31" currency: GBP in_stock: true category: "Winsinn" url: https://www.desertcart.co.uk/products/323938700-40mm-blower-fan-24v-3d-printer-micro-24v-fan-blower store_origin: GB region: United Kingdom --- # 24V Power 33.4 dBA Noise 3.5 CFM Airflow 40mm Blower Fan 24V, 3D Printer Micro 24V Fan Blower 4020 Hydraulic Bearing, Brushless Cooling 40mm x 20mm 2PIN (Pack of 4) **Brand:** winsinn **Price:** £20.31 **Availability:** ✅ In Stock ## Summary > Breathe Easy with WINSINN! 🌬️ ## Quick Answers - **What is this?** 40mm Blower Fan 24V, 3D Printer Micro 24V Fan Blower 4020 Hydraulic Bearing, Brushless Cooling 40mm x 20mm 2PIN (Pack of 4) by winsinn - **How much does it cost?** £20.31 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/323938700-40mm-blower-fan-24v-3d-printer-micro-24v-fan-blower) ## Best For - winsinn enthusiasts ## Why This Product - Trusted winsinn brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy Installation:** Plug & play with a generous 300mm lead. - • **Efficient Cooling:** 6500 RPM speed ensures optimal airflow. - • **Compact & Lightweight:** Perfect for tight spaces and DIY projects. - • **Versatile Applications:** Ideal for 3D printers, PCs, and more. - • **Long-lasting Performance:** Enjoy up to 35,000 hours of reliable cooling. ## Overview The WINSINN 40mm Blower Fan is a compact, high-performance cooling solution designed for 3D printers and various electronic devices. With a robust service life of 35,000 hours and a noise level of just 33.4 dBA, this fan combines efficiency and quiet operation, making it a must-have for any tech-savvy DIY enthusiast. ## Description ✔️WINSINN 40mm blower fan 5V, micro size and lightweight design, suitable for 3D printer extruder / hotend / nozzle or any DIY cooling and tight spot. ✔️High-quality hydraulic bearings. Price and performance balanced, suitable for everyday use, service life: 35,000 hours. ✔️Rated Voltage: DC 24V, Current: 0.09A, Power: 0.96W, Speed: 6500PRM, Air Pressure: 8.34mmH₂O, Airflow: 3.5CFM, Noise: 33.4dBA ✔️Plug & Lead Length: XH2.54 - 11.8 inches (300mm), Size: 40mm x 40mm x 10mm ✔️Widely used: suitable for ventilation of small PC case/router/raspberry cake/TV boxes/VR glasses and all small electronic devices for cooling. ## Features - ✔️WINSINN 40mm blower fan 24V, micro size and lightweight design, suitable for 3D printer extruder / hotend / nozzle or any DIY cooling and tight spot. - ✔️High-quality hydraulic bearings. Price and performance balanced, suitable for everyday use, service life: 35,000 hours. - ✔️Rated Voltage: DC 24V, Current: 0.09A, Power: 0.96W, Speed: 6500PRM, Air Pressure: 8.34mmH₂O, Airflow: 3.5CFM, Noise: 33.4dBA - ✔️Plug & Lead Length: XH2.54 - 11.8 inches (300mm), Size: 40mm x 40mm x 10mm - ✔️Widely used: suitable for ventilation of small PC case/router/raspberry cake/TV boxes/VR glasses and all small electronic devices for cooling. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07L2XZKS7 | | Air Flow Capacity | 3.5 Cubic Feet Per Minute | | Best Sellers Rank | #59,961 in Kitchen ( See Top 100 in Kitchen ) #47 in Blower Fans | | Brand Name | WINSINN | | Compatible Devices | Desktop | | Cooling Method | Air | | Customer Reviews | 4.4 4.4 out of 5 stars (449) | | Item Dimensions L x W x H | 40L x 40W x 20H millimeters | | Manufacturer | WINSINN Technology Ltd | | Material Type | Plastic | | Maximum Rotational Speed | 6500 rps | | Model | GFAN402024VH | | Noise Level | 33.4 Decibels | | Part Number | 4020 Blower Fan | | Power Connector Type | 2-Pin | | UPC | 686603769959 | | Voltage | 24 Volts | ## Product Details - **Brand:** WINSINN - **Cooling method:** Air - **Power connector type:** 2-Pin - **Product dimensions:** 40L x 40W x 20H millimeters - **Voltage:** 24 Volts ## Images ![40mm Blower Fan 24V, 3D Printer Micro 24V Fan Blower 4020 Hydraulic Bearing, Brushless Cooling 40mm x 20mm 2PIN (Pack of 4) - Image 1](https://m.media-amazon.com/images/I/61wabK4vLQL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Okay, I'll bite. What are hydraulic bearings?** A: This is a quote. Hydraulic bearing has larger oil storage space than sleeve bearing, and has a unique oil supply circuit of loop type. As its bottom is sealed completely, the lifetime is longer than that of sleeve bearing. It is suitable for high, medium, and low-speed fans. The average life of hydraulic bearings is 40000-50000 hours. **Q: What is the hole pattern (and other dimensions) for these fans?** A: (3) 3.85 mm Diameter mounting holes. 35 mm apart. 12.85 mm is the length of the screw holes. Exit hole is 16.55 x 24.80 mm **Q: What is the connector type?** A: JST Male 2.0 mm spacing between wires. Must be 2.0 there are a few more spacings. **Q: I ordered jst 2.0 female connectors for these fans and they are too small. anyone have a link to the correct size female connector?** A: You need 2pin JST XH2.54 MALE type connector. --- ## 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/323938700-40mm-blower-fan-24v-3d-printer-micro-24v-fan-blower](https://www.desertcart.co.uk/products/323938700-40mm-blower-fan-24v-3d-printer-micro-24v-fan-blower) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-27*