--- product_id: 553196467 title: "F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck" brand: "ouna" price: "€ 150.77" currency: EUR in_stock: true category: "Ouna" url: https://www.desertcart.hr/products/553196467-f540-4370kv-brushless-motor-waterproof-45a-esc-with-bec-1 store_origin: HR region: Croatia --- # CNC machined 6061 T6 aluminum heatsink 4 pole 12 slot high-torque motor Waterproof design for all terrains F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck **Brand:** ouna **Price:** € 150.77 **Availability:** ✅ In Stock ## Summary > ⚡ Dominate every track with precision power and unstoppable speed! ## Quick Answers - **What is this?** F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck by ouna - **How much does it cost?** € 150.77 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/553196467-f540-4370kv-brushless-motor-waterproof-45a-esc-with-bec-1) ## Best For - ouna enthusiasts ## Why This Product - Trusted ouna brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-Weather Ready:** Waterproof ESC lets you dominate muddy tracks without a second thought. - • **Plug & Play Power Combo:** Motor and 45A ESC bundled for seamless installation—no guesswork, just pure performance. - • **Unmatched Torque & Speed:** Precision 4 pole 12 slot motor delivers explosive power and max RPM for your 1/10 RC truck. - • **Engineered for Efficiency:** High purity copper windings maximize energy conversion for longer run times. - • **Durability Meets Precision:** CNC machined billet aluminum heatsink ensures optimal cooling and reliability under pressure. ## Overview The OUNA F540 4370KV Brushless Motor paired with a waterproof 45A ESC is engineered for 1/10 scale RC cars and trucks, delivering 820W of high-torque power. Featuring a precision 4 pole 12 slot motor design, CNC machined 6061 T6 aluminum heatsink, and high purity copper windings, this combo maximizes energy efficiency and durability. Its waterproof ESC ensures reliable performance in all conditions, making it the ultimate upgrade for serious RC enthusiasts. ## Description Product description OUNA F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck 3.175mm shaft diameter. High purity copper windings maximizes efficiency. 4 pole 12 slot high-torque motor design. 1. 4 pole 12 slot high-torque motor design. 2. CNC machined 6061 T6 billet aluminum heatsink can. 3. 3.175mm shaft diameter. 4. High purity copper windings maximizes efficiency. 5. Precision engineered for maximum energy conversion. 6. Precision balanced rotor, smoothness for best reliability and maximum RPM. 7. More economical to make a combination sell of motor and ESC, customers no need to choose them separately. 8. Suit for 1/10 scale RC car. 9. 4 pole 12 slot high-torque motor design.More economical to make a combination sell of motor and ESC, customers no need to choose them separately. 10. 4 pole 12 slot high-torque motor design.Suit for 1/10 scale RC car. 11. 3.175mm shaft diameter.More economical to make a combination sell of motor and ESC, customers no need to choose them separately. 12. Precision engineered for maximum energy conversion.Precision balanced rotor, smoothness for best reliability and maximum RPM. Spec The F540 4370KV sensorless motor comes with brushless 45A ESC. The high performance F540 4370KV waterproof brushless motor is designed to provide both quality and performance at an affordable price. Waterproof function motor let your car challenge the muddy road. It is built from high quality aluminum alloy which is produced from the latest CNC milling machines, and is designed with high power and rotation speed to provide longer run time for 1/10 RC car truck. Features CNC machined 6061 T6 billet aluminum heatsink can. Precision engineered for maximum energy conversion. Precision balanced rotor, smoothness for best reliability and maximum RPM. More economical to make a combination sell of motor and ESC, customers no need to choose them separately. Suit for 1/10 scale RC car. Specifications Motor Specifications Brand name: SURPASS Watts: 820W Max voltage: Max amps: 66A KV(RPM/Volt): 4370KV Max RPM: 50000 Diameter: 36mm Length: 50mm Shaft length: 15mm Shaft diameter: 3.175mm Connector: 4mm gold ESC Specifications Item name: Waterproof ESC Continue current: 45A Burst current: 240A Battery: 2-3S Lipo / 4-9S NiMH BEC output: 5.8V / 3A Power supply plugs: T plug male Package Information Package size: 14.5 * 8.6 * 5.3cm / 5.71 * 3.38 * 2.09in Package weight: 295g Gift box package Package List 1 * 4370KV motor 1 * 45A ESC 2 * User manual ## Features - 4 pole 12 slot high-torque motor design. - CNC machined 6061 T6 billet aluminum heatsink can. - 3.175mm shaft diameter. - High purity copper windings maximizes efficiency. - Precision engineered for maximum energy conversion. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CGL5B82R | | Best Sellers Rank | #60,287 in Toys ( See Top 100 in Toys ) #21 in RC Complete Electric Motors | | Brand | OUNA | | Brand Name | OUNA | | Country Of Origin | China | | Customer Reviews | 4.4 out of 5 stars 4 Reviews | | Horsepower | 820 Watts | | Manufacturer | OUNA | | Material | Aluminum | | Material Type | Aluminum | | Part Number | MA5717 | | Voltage | 12 Volts , 5.8 Volts | ## Product Details - **Brand:** OUNA - **Horsepower:** 820 Watts - **Manufacturer:** OUNA - **Material:** Aluminum - **Voltage:** 12 Volts, 5.8 Volts ## Images ![F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck - Image 1](https://m.media-amazon.com/images/I/61Oe+he6EVS.jpg) ![F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck - Image 2](https://m.media-amazon.com/images/I/617NVibqjWL.jpg) ![F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck - Image 3](https://m.media-amazon.com/images/I/61Uh-8L7ErL.jpg) ![F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck - Image 4](https://m.media-amazon.com/images/I/61iQLsfoNBS.jpg) ![F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck - Image 5](https://m.media-amazon.com/images/I/5164pt1at9S.jpg) ## Frequently Bought Together - OUNA SURPASS HOBBY F540 4370KV Brushless Motor Waterproof 45A ESC with BEC for 1/10 RC Car Truck - BTER 35kg Digital Servo, High Full Metal Gear Coreless Motor Servo, Waterproof High Accuracy Digital RC Servo for 1/8 1/10 1/12 Remote Control Car, Robotic DIY and RC Model DIY - mytoys Lipo Battery 2S 7.4V 2000mah 30C Rechargeable with T Plug for RC Drone Car Boat Helicopter Airplane --- ## 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/553196467-f540-4370kv-brushless-motor-waterproof-45a-esc-with-bec-1](https://www.desertcart.hr/products/553196467-f540-4370kv-brushless-motor-waterproof-45a-esc-with-bec-1) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-15*