Sunny Sky EOLO 11×4.5 inch propellers- A Pair (Straight version)
Sunny Sky EOLO 11×4.5 inch propellers- A Pair (Straight version)
Sunny Sky EOLO 11×4.5 inch propellers- A Pair (Straight version)
The Sunny Sky EOLO 11×4.5 inch propellers are high-performance composite propellers designed specifically for medium-lift multirotor UAVs, quadcopters, and hexacopters requiring efficient thrust generation with minimal vibration. Professional drone operators, aerial photographers, and commercial UAV service providers rely on these propellers to achieve stable flight dynamics and extended flight times in demanding applications. These straight-version propellers solve the critical challenge of balancing aerodynamic efficiency with structural durability while maintaining consistent RPM response across varying load conditions.
Product Overview
The EOLO 11×4.5 propellers operate on the principle of variable pitch blade geometry, where the 11-inch diameter combined with 4.5-inch pitch creates optimal thrust-to-torque ratios for medium-weight aerial platforms. The straight configuration eliminates the complexity of folding mechanisms, providing direct mounting compatibility with standard motor shafts and reducing assembly time. These propellers are engineered with reinforced nylon composite material that offers superior fatigue resistance compared to traditional plastic alternatives, enabling consistent performance across thousands of flight cycles without degradation in aerodynamic properties.
The design incorporates balanced weight distribution and aerodynamic twist optimization, which minimizes vibration transmission to the airframe and reduces motor strain during rapid acceleration maneuvers. The straight-blade design provides predictable handling characteristics essential for precision aerial work, including cinematography, surveying, and industrial inspection missions. Each pair is factory-tested for runout and balance, ensuring that both propellers perform identically and maintain stable hovering without requiring post-purchase balancing adjustments.
Key Specifications
| Specification | Details |
| Product Type | Composite Multirotor Propeller Pair |
| Brand | Sunny Sky |
| Model | EOLO |
| Diameter | 11 inches |
| Pitch | 4.5 inches |
| Configuration | Straight Version (Non-folding) |
| Material | Reinforced Nylon Composite |
| Quantity | 1 Pair (2 Propellers) |
| Weight per Propeller | Approximately 65-75 grams |
| Recommended Motor KV | 400-600 KV range |
| Maximum RPM | 8500-9500 RPM |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
Key Features
- Optimized 11×4.5 dimension ratio delivers maximum thrust efficiency with minimal power consumption, extending flight duration by 15-20 percent compared to standard propellers
- Reinforced nylon composite construction provides superior impact resistance and fatigue durability, maintaining aerodynamic integrity through 5000+ flight cycles without cracking or delamination
- Factory-balanced design eliminates post-purchase balancing requirements, reducing vibration amplitude below 0.5mm and ensuring smooth gimbal operation for professional imaging
- Straight-blade configuration enables quick tool-free installation on standard motor shafts with CW and CCW rotation compatibility for symmetric multirotor platforms
- Aerodynamic twist optimization minimizes vortex-induced vibration and reduces motor current draw by 8-12 percent during hover and cruise flight phases
- Consistent pitch geometry across the blade span ensures predictable handling response essential for precision autonomous missions and waypoint-based flight operations
Applications and Use Cases
- Professional aerial cinematography and broadcast production where stable gimbal operation and extended flight times are critical for capturing complex camera movements over extended shooting schedules
- Commercial UAV surveying and mapping operations requiring consistent thrust delivery across varying payload weights for accurate GPS-based positional data collection and orthomosaic generation
- Industrial infrastructure inspection including power line surveys, wind turbine blade assessment, and bridge structural analysis where reliable hover stability is essential for detailed visual documentation
- Agricultural precision farming applications including crop health monitoring, irrigation assessment, and pesticide application mapping where extended flight endurance enables coverage of large field areas in single missions
- Search and rescue operations and emergency response coordination where dependable propeller performance under varying weather conditions ensures mission-critical reliability
How to Use
Begin installation by ensuring your multirotor platform motor shafts are clean and free of debris. Align each propeller with its corresponding motor, matching the CW (clockwise) and CCW (counter-clockwise) rotation designations marked on the blade base. Insert the propeller onto the motor shaft and secure using the provided prop adapter and locking collar, tightening firmly but avoiding over-torque that could damage the composite hub. Perform a visual inspection to confirm both propellers are seated flush against the motor mounting surface with no gaps or misalignment.
Before your first flight, conduct a static thrust test by powering the motors to 50 percent throttle in a controlled environment and observing for vibration or unusual noise. Verify that both propellers rotate smoothly without wobbling and that the airframe remains stable without requiring manual correction. Monitor motor temperature during the test, as properly installed propellers should result in minimal heat generation. After every 10-15 flight hours, inspect propeller blades for micro-cracks, blade warping, or impact damage using visual inspection and gentle flex testing, replacing any damaged propellers immediately to maintain flight safety and performance consistency.
Frequently Asked Questions
What is the difference between straight and folding propeller configurations?
Straight propellers like the EOLO provide direct mounting with lower assembly complexity and faster installation, making them ideal for fixed multirotor platforms. Folding propellers fold during transport to reduce package size but add mechanical complexity and potential vibration points. For professional applications requiring maximum stability and minimal vibration, straight propellers are the preferred choice. The EOLO straight design eliminates hinged joints that can introduce play and vibration, resulting in cleaner gimbal footage and more precise autonomous flight control.
Are these propellers compatible with all motor types?
The EOLO 11×4.5 propellers are compatible with standard motor shafts in the 400-600 KV range, which covers most medium-lift multirotor platforms including DJI Phantom series, Freefly systems, and custom-built hexacopters. Verify your motor KV rating and shaft diameter before purchase. The propellers feature standard 8mm shaft bore compatibility with universal prop adapters. If your platform uses non-standard shaft configurations, contact our technical team via WhatsApp for compatibility verification and adapter recommendations.
How do I determine if my propellers are properly balanced?
Factory-balanced EOLO propellers arrive ready for installation without additional balancing. To verify balance, mount the propeller on a motor shaft and spin it slowly by hand at 25 percent throttle in a vibration-isolated test stand. Properly balanced propellers should rotate smoothly without wobbling or drifting toward any particular position. If you observe vibration exceeding 1mm amplitude or audible wobbling, the propeller may have sustained impact damage during shipping. Contact our support team immediately for replacement under warranty, as vibration above acceptable thresholds will degrade gimbal performance and reduce flight stability.
What flight time improvement can I expect with these propellers?
The EOLO 11×4.5 design typically extends flight time by 15-20 percent compared to standard propellers due to optimized pitch geometry and reduced motor current draw. Actual improvement depends on payload weight, wind conditions, and motor efficiency. For a typical 2kg multirotor platform with 5000mAh battery, expect flight time extension of 2-3 minutes. Lighter platforms and those operating in calm conditions may see greater improvements, while heavy payloads and windy conditions may reduce the advantage. Our technical team can provide platform-specific flight time projections upon request.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Tech Depot
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy Sunny Sky EOLO 11×4.5 inch propellers- A Pair (Straight version) Online in India
Purchase the Sunny Sky EOLO 11×4.5 inch propellers- A Pair (Straight version) online at The Tech Depot, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Sunny Sky EOLO 11×4.5 inch propellers- A Pair (Straight version) with fast shipping and expert support.
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