6S Brushless Motor Stator Lamination Supplier
6S Brushless Motor – High-Performance Stator Laminations for 6S Drone Propulsion
6S drone motor efficiency lagging? High-voltage performance inconsistent? Stator quality limiting your power output? A 6S brushless motor operates at 22.2V nominal (6 x 3.7V LiPo cells), delivering higher RPM, greater power output, and superior efficiency compared to lower-voltage configurations. As a specialist 6S brushless motor stator lamination supplier, Reenives delivers precision stator cores with 0.2mm ultra-thin silicon steel, burr height < 0.03mm, and epoxy coating—optimized for 6S high-voltage operation, reducing core loss by up to 30%, and maximizing power-to-weight ratio for FPV racing, UAV logistics, and eVTOL applications.
- • What Is a 6S Brushless Motor?
- • Classification of 6S Brushless Motor Stator Cores
- • Technical Specifications & Verified Data
- • Applications: FPV Racing, UAV Logistics, eVTOL & More
- • 6-Step Engineering Selection Guide for 6S Brushless Motor Stators
- • FAQ: 6S Brushless Motor Technical Questions
- • Why Reenives – 6S Brushless Motor Stator Lamination Supplier
- • Dongguan Runlu Motor Technology Co., Ltd.
What Is a 6S Brushless Motor?
A 6S brushless motor is a brushless DC motor designed to operate on a 6-cell LiPo battery pack, delivering a nominal voltage of 22.2V (6 x 3.7V). 6S configurations are the dominant standard for high-performance FPV racing, UAV logistics, and eVTOL applications due to their superior power-to-weight ratio and efficiency.
Key advantages of 6S brushless motors:
- Higher RPM – 6S voltage enables higher motor speeds for FPV racing and high-speed UAV applications
- Greater power output – More voltage = more power for heavy-lift and high-thrust applications
- Superior efficiency – Higher voltage reduces current draw for the same power, reducing I²R losses
- Lower operating temperatures – Reduced current means less heat generation in windings and ESC
- Common FPV racing standard – Dominant in 5-inch FPV racing drones and freestyle applications
ⓘ 6S insight: "6S brushless motors have become the gold standard for high-performance drone propulsion—delivering the power density and efficiency that FPV pilots and UAV operators demand."
Reenives manufactures precision stator cores for 6S brushless motors using imported 0.2mm silicon steel, progressive stamping dies, and automated epoxy powder coating—delivering optimal performance for demanding FPV, UAV, and eVTOL applications.
Classification of 6S Brushless Motor Stator Cores
Reenives supplies 6S brushless motor stator cores across four primary series, tailored to different applications and performance requirements:
| Series | Stator OD (mm) | KV Range | Slot/Pole Configuration | Lamination Thickness | Best For |
|---|---|---|---|---|---|
| Series A – 6S FPV Racing | 22–30mm | 1700–2000KV | 9N12P, 12N14P | 0.15–0.20mm | 5-inch FPV racing, freestyle (2207, 2306, 2507) |
| Series B – 6S UAV Logistics | 30–50mm | 800–1000KV | 12N14P, 24N22P | 0.20mm | Logistics drones, camera platforms |
| Series C – 6S Heavy-Lift / eVTOL | 50–80mm | 400–600KV | 24N22P, 36N30P | 0.20mm | Heavy-lift UAVs, eVTOL, cargo drones |
| Series D – Custom 6S OEM | Any | Custom | Any configuration | 0.15–0.35mm | Specialized designs, proprietary motors |
6S brushless motor stator cores are optimized for specific applications:
- 2207, 2306, 2507: Popular 6S FPV racing motor stators—high RPM, low cogging
- 2812, 3115, 4220: 6S UAV motor stators—efficient cruise, high payload
- 50–80mm: 6S eVTOL and heavy-lift stators—maximum torque density
Technical Specifications & Verified Data
All performance data below is derived from Reenives in-house laboratory testing (IEC 60404-2), third-party validation, and industry standards for 6S brushless motor stators.
| Parameter | Value / Range (Reenives Standard) | Test Standard / Source |
|---|---|---|
| Voltage | 22.2V nominal (6S LiPo) | Industry standard |
| Stator Outer Diameter | 12–80mm (customizable) | CMM / optical comparator |
| Material Type | Silicon steel (CRNGO / Non-oriented) | Material certificates / IEC 60404 |
| Common Grades | 35PN210, 35PN250, 20WTG1300 (Nippon Steel / Baowu) | Material certificates |
| Lamination Thickness | 0.15mm / 0.20mm / 0.35mm (customizable) | Micrometer / IEC 60404-2 |
| Core Loss @ 1.0T, 400Hz (0.20mm) | ≤ 8.5 W/kg — 30% lower than 0.35mm | IEC 60404-2 / Reenives R&D |
| Saturation Flux Density Bs | 1.68 – 1.72 T | Epstein frame test |
| Burr Height (max) | < 0.03mm | Optical measurement |
| Epoxy Coating Thickness | 30–60 µm, dielectric > 2.5 kV | ASTM D149 |
| Stacking Factor | ≥ 97.5% | Weight method |
| Concentricity Tolerance | ±0.01mm – ±0.015mm | CMM measurement |
| KV Range | 1700–2000KV (FPV), 800–1000KV (UAV), 400–600KV (eVTOL) | Industry standards |
| Typical 6S Motor Efficiency | 90–95% (with optimized stator) | IEEE Xplore / FEM simulation |
| Power Output | Up to 2kW+ (6S FPV racing motors) | Industry benchmarks |
🔬 Data Source: Reenives R&D Report 2024-Q4 + IEC 60404-2 standard + Material certificates + IEEE Xplore motor studies.
Applications: FPV Racing, UAV Logistics, eVTOL & More
6S brushless motor stator cores power a wide range of high-performance drone applications:
| Application | Typical Stator Size | KV Range | Performance Priorities |
|---|---|---|---|
| 5-inch FPV Racing Drones | 2207, 2306, 2507 (22–30mm) | 1700–2000KV | High RPM, rapid acceleration, responsiveness |
| FPV Freestyle / Cinematic | 2207, 2306 (22–30mm) | 1700–1900KV | Smooth torque, consistent power, cooling |
| UAV Logistics & Delivery | 2812, 3115, 4220 (30–50mm) | 800–1000KV | Long flight time, payload capacity, efficiency |
| UAV Agriculture Spraying | 40–60mm | 600–800KV | Heavy payload, durability, corrosion resistance |
| eVTOL / Air Taxi | 50–80mm | 400–600KV | Safety, redundancy, high continuous power |
| VTOL & Fixed-Wing UAVs | 24–30mm | 800–1000KV | Efficient cruise, smooth transition |
"6S brushless motors have revolutionized drone propulsion—delivering the power density and efficiency that modern FPV racing and UAV applications demand."
6-Step Engineering Selection Guide for 6S Brushless Motor Stators
For procurement engineers and motor designers, selecting the optimal 6S brushless motor stator requires systematic evaluation. Here is a practical 6-step framework:
- Define Application & Performance Requirements – Identify your drone's mission profile:
- FPV racing: High RPM, rapid acceleration—2207, 2306 stators, 1700–2000KV
- UAV logistics: Long flight time, high payload—2812, 3115 stators, 800–1000KV
- Agriculture: Heavy lift, corrosion resistance—40–60mm stators, 600–800KV
- eVTOL: Safety, high power density—50–80mm stators, 400–600KV
- Select Stator Outer Diameter – Match motor size to application:
- 12–20mm: Micro drones (not typically 6S)
- 22–30mm: 6S FPV racing, freestyle (2207, 2306, 2507—most popular)
- 30–50mm: 6S UAV logistics, agriculture (2812, 3115, 4220)
- 50–80mm: 6S eVTOL, heavy-lift, cargo drones
- Choose KV Rating – Match to battery and propeller:
- 1700–2000KV: High RPM, 5-inch FPV racing props
- 800–1000KV: Efficient UAV cruise, larger props
- 400–600KV: High torque, eVTOL, heavy-lift
ⓘ "6S voltage enables higher KV motors to achieve the same RPM with lower current draw, improving efficiency and reducing ESC heat."
- Select Lamination Thickness – Thinner laminations reduce core loss at high frequencies:
- 0.15mm: Ultimate high-RPM performance, 6S FPV racing
- 0.20mm: Optimal balance—most 6S applications
- 0.35mm: Not recommended for high-performance 6S motors
- Define Slot/Pole Configuration – Match to motor characteristics:
- 9N12P: High RPM, low cogging—6S FPV racing
- 12N14P: Near-perfect winding factor (0.933)—most popular for 6S UAV
- 24N22P: High torque, low cogging—6S heavy-lift
- 36N30P: Maximum torque density—6S eVTOL
- Choose a Specialist 6S Stator Supplier – Evaluate high-voltage expertise:
- Experience with 6S brushless motor stator design
- Ultra-thin lamination capability (0.15–0.20mm)
- Precision stamping: burr < 0.03mm, concentricity ±0.01mm
- Epoxy coating capability for high-voltage operation
- Material certificates and third-party test reports
- Proven track record with 6S motor manufacturers
- Engineering support for 6S motor optimization
FAQ: 6S Brushless Motor Technical Questions
A 6S brushless motor operates on a 6-cell LiPo battery pack at 22.2V nominal. It is popular for drone applications because: (1) higher voltage enables higher RPM and greater power output, (2) superior efficiency—higher voltage reduces current draw for the same power, (3) lower operating temperatures—reduced current means less heat in windings and ESC, (4) common standard in FPV racing—5-inch racing drones typically use 6S, and (5) scalability—6S systems can be used from FPV racing to heavy-lift UAVs. The 6S configuration has become the gold standard for high-performance drone propulsion.
The optimal KV rating for a 6S brushless motor depends on the application: (1) 1700–2000KV: High RPM 6S FPV racing motors (2207, 2306) with 5-inch props, (2) 800–1000KV: Efficient 6S UAV motors for logistics and agriculture with larger props, (3) 400–600KV: High-torque 6S eVTOL and heavy-lift motors. The general principle: higher KV = higher RPM with smaller props; lower KV = higher torque with larger props.
For 6S brushless motors, the optimal stator lamination features: 0.20mm (or 0.15mm for racing) silicon steel, 9N12P or 12N14P slot/pole configurations, burr height < 0.03mm, epoxy coating (30–60µm, Class H 180°C), and stacking factor ≥ 97.5%. For 6S FPV racing motors, 0.15mm laminations provide ultimate high-RPM performance. For 6S UAV motors, 0.20mm laminations deliver the optimal balance of efficiency and cost. Reenives specializes in these 6S motor stator laminations.
Lamination thickness directly impacts core loss in 6S brushless motors operating at high frequencies (up to 40 kHz PWM). 0.20mm laminations achieve core loss ≤ 8.5 W/kg at 400Hz—approximately 30% lower than conventional 0.35mm material. For 6S FPV racing motors operating at extreme RPM, 0.15mm laminations provide ultimate performance. The result: cooler motors, higher efficiency, and longer flight times for 6S drone applications.
6S offers several benefits over 4S for FPV racing: (1) higher power output—more voltage means more power and faster acceleration, (2) superior efficiency—higher voltage reduces current draw, lowering I²R losses, (3) lower ESC temperatures—reduced current means less heat, (4) consistent power delivery—6S maintains higher voltage under load, and (5) better throttle response—higher voltage systems typically deliver more responsive control. Many FPV pilots have switched to 6S for these advantages.
Epoxy powder coating provides three critical functions for 6S brushless motor stators: (1) electrical insulation between laminations to minimize eddy currents and prevent interlaminar shorts—critical at high voltage, (2) thermal durability up to 180°C (Class H) to withstand the heat generated during high-power 6S operation, and (3) corrosion resistance for operation in outdoor and humid environments. The coating thickness (30–60µm) is optimized with dielectric strength exceeding 2.5 kV.
Yes. Reenives supports full customization of 6S brushless motor stators including: stator outer diameter (12–80mm), lamination thickness (0.15–0.20mm), slot/pole configurations (9N12P, 12N14P, 24N22P, 36N30P, custom), KV optimization, stacking height, material grade, and epoxy coating specifications. Private mould development is available for high-volume OEM projects with exclusive design rights.
Why Reenives – 6S Brushless Motor Stator Lamination Supplier
Reenives has earned its reputation as a specialist 6S Brushless Motor Stator Lamination Supplier by combining advanced manufacturing technology with deep expertise in high-voltage drone propulsion systems.
Our Advantages — 6S Motor Stator Specialists
- ✅ 6S-Optimized Designs: Stator cores engineered for 22.2V operation—maximizing power output and efficiency
- ✅ Ultra-Thin Silicon Steel: 0.15–0.20mm laminations reduce core loss by up to 30%—extending 6S drone flight times
- ✅ Precision Progressive Stamping: Burr height < 0.03mm, concentricity ±0.01mm, stacking factor ≥ 97.5%
- ✅ Wide KV Range: 1700–2000KV (FPV), 800–1000KV (UAV), 400–600KV (eVTOL)—customizable
- ✅ Drone-Optimized Configurations: 9N12P, 12N14P, 24N22P, 36N30P—any application
- ✅ Full Customization: Private mould development, tailored diameters, custom stack heights
- ✅ Epoxy Coating: 30–60µm, Class H 180°C, dielectric > 2.5 kV
- ✅ Trusted Quality Control: IEC 60404-2 testing, third-party verification, material certificates
- ✅ Global Export: Complete export qualifications with worldwide shipping to 40+ countries
- ✅ Proven Track Record: 4 years experience, 1,000+ enterprise clients, 100+ R&D patents
⚡ Our 6S promise: Stator cores that deliver maximum power and efficiency for 6S brushless motors. Consistent quality that eliminates rework. Engineering support that optimizes your high-voltage motor design. That's why Reenives is the trusted 6S brushless motor stator lamination supplier.
⚡ Ready to power your 6S brushless motors with precision stator cores?
Contact Reenives today for engineering consultation, OEM samples, and competitive global pricing.
📱 WhatsApp: +86-13377741885
Dongguan Runlu Motor Technology Co., Ltd.
Reenives — Professional Drone Stator Core Manufacturer
Founded in 2022, Reenives has rapidly grown into a trusted 6S brushless motor stator lamination supplier for the worldwide FPV, UAV, eVTOL, and industrial motor markets.
Independent R&D Technology · Imported stamping & epoxy powder coating production lines · Dust-free workshops · 4 years of manufacturing experience · Solved 6S motor stator challenges for 1,000+ enterprises worldwide—including leading FPV racing and UAV manufacturers.
From production to sales, we support bulk purchasing, private mould development, and sample making. We provide tailor-made solutions for your specific 6S motor production scenarios—with competitive global pricing, consistent quality, and reliable on-time delivery.
🌐 www.reenives-bldcmotor.com | 📧 linda_reenives@163.com | 📱 +86-13377741885
✈️ Global FPV and UAV manufacturers welcome — consult, visit the factory, or request free samples today!
Reenives — 6S Brushless Motor Stator Lamination Supplier
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