Description
Servo Parabolic Switch for Drone Payload Release – A Precision Drop System by LOFTY AGROTECH
Boost your drone’s payload delivery capabilities with the high-precision Servo Parabolic Switch Device by Lofty Agrotech — your go-to solution for aerial dropping mechanisms across agricultural, rescue, and experimental drone operations.
Designed and tested for real-world applications, this servo parabolic switch offers smooth actuation, strong load capacity, and reliable performance under diverse conditions. Built for both beginner and professional UAV users, it is engineered to ensure your drone completes its missions with accuracy and control.
📦 Product Highlights

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⚙️ Fast-Acting Servo Release (0.85 sec)
The Servo Parabolic Switch by Lofty Agrotech is engineered for rapid payload deployment, completing the release cycle in as little as 0.85 seconds at 4.8V input. This ultra-fast response time is crucial in mission-critical drone applications such as emergency supply drops, real-time agricultural seeding, or sensor deployment.
Whether the drone is flying at high altitude or maneuvering in tight aerial spaces, this fast-acting servo mechanism ensures the payload is released exactly when commanded, reducing delay and maximizing delivery precision. It operates via a standard PWM (Pulse Width Modulation) signal, controlled through a dedicated RC channel, allowing real-time manual or automated release based on mission requirements.
This swift actuation is not only efficient but also prevents accidental drags or lags that could destabilize the drone mid-flight. In coordinated drone swarms or delivery fleets, such precision timing is essential for synchronized multi-point drops or tactical payload management.
Whether you’re dropping seeds in a straight row or delivering medical packs to GPS-pinned coordinates, this 0.85-second response system gives you the speed, confidence, and control you need in the air.
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💪 Strong Load Capacity
The Servo Parabolic Switch by Lofty Agrotech is built to handle a wide range of payload weights, offering a robust load capacity from 3 kg up to 25 kg depending on the servo configuration you choose. This makes it an ideal choice for drones operating in agriculture, logistics, disaster relief, and experimental research, where payload versatility is crucial.
Whether you’re dropping lightweight sensors or delivering heavy emergency supplies, this device can be configured with different servo options—from standard 3 kg nylon gear servos to powerful 25 kg waterproof digital metal servos. The system ensures a secure grip on the payload during flight and a precise, controlled release at the desired point.
Designed with a reinforced slip-pin mechanism (4 mm diameter) and durable materials like metal alloy and high-strength nylon, the structure remains stable even under maximum stress. The internal servo arm and linkage are engineered to prevent jamming or gear damage during heavy-lift operations.
This strength gives drone operators the confidence to execute high-stakes missions—such as multi-point fertilizer dispersal, relief package deployment in rugged terrain, or scientific equipment placement—knowing that the device can bear the load without failure.
In short, Lofty Agrotech’s Servo Parabolic Switch gives your drone the muscle it needs to carry and drop with precision.
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🧩 Flexible Mounting Options
The Servo Parabolic Switch by Lofty Agrotech is engineered with universal compatibility and easy installation in mind. Its versatile mounting system allows for quick integration with a wide variety of drone frames and UAV platforms, whether you’re working with multi-rotor drones, fixed-wing aircraft, or custom-built UAVs.
Designed with multiple installation holes and support for nylon strap mounting, this device can be securely attached to your drone without the need for specialized brackets or structural modifications. This adaptability saves time and reduces setup complexity—ideal for both professionals and hobbyists.
Whether you’re flying lightweight FPV drones or heavy-duty agricultural UAVs, the mounting system ensures optimal center-of-gravity alignment, which is critical for balanced flight and safe payload delivery. The compact form factor (78 × 35 × 45 mm) makes it easy to integrate without affecting aerodynamic performance.
In short, the flexible mounting options make this Servo Parabolic Switch a plug-and-play solution for enhancing any drone’s drop system—helping you go from box to airborne in minutes.
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🔁 Universal RC Compatibility
The Servo Parabolic Switch from Lofty Agrotech is designed for seamless integration with virtually any RC transmitter and receiver system, ensuring effortless control for both professional UAV pilots and DIY drone enthusiasts.
It operates using standard PWM (Pulse Width Modulation) signals, which are universally supported by most RC flight controllers, including those from Flysky, FrSky, Radiolink, Futaba, and others. This means the switch can be connected to any available auxiliary channel (e.g., CH5, CH6) on your remote controller.
Once connected, users can assign a switch, knob, or slider on their transmitter to activate the servo, triggering the parabolic release mechanism. The travel limits and actuation timing can be fine-tuned through transmitter settings to avoid overextension or servo jamming.
Whether you’re flying a basic trainer drone or a complex UAV with multiple payload bays, the universal RC compatibility ensures that this switch fits right in—no rewiring, special firmware, or proprietary modules required.
With plug-and-play convenience and broad controller support, this feature makes the Servo Parabolic Switch a highly adaptable choice for any aerial application requiring remote-controlled payload drops.
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💧 Waterproof Variants Available
The Servo Parabolic Switch by Lofty Agrotech is also offered in waterproof servo configurations, making it ideal for outdoor operations in challenging weather conditions. Whether you’re flying through mist, light rain, or high-humidity environments, the waterproof variant ensures reliable performance and longevity.
These versions are equipped with sealed digital metal gear servos rated up to 25kg torque, built to resist water ingress and prevent corrosion of internal components. This added protection extends the life of the servo, especially in agricultural spraying drones, coastal applications, or missions where weather unpredictability is a factor.
Waterproof servos are housed in durable casings with rubber gaskets and precision-sealed enclosures, ensuring that the device remains responsive and functional even in wet or damp conditions.
If your drone operates in fields, forests, oceanside zones, or during unpredictable weather, opting for the waterproof version of the Servo Parabolic Switch gives you peace of mind and mission-ready durability—no matter where you fly.
🛠️ Technical Specifications
| Specification | Details |
|---|---|
| Product Name | Servo Parabolic Switch Device by Lofty Agrotech |
| Dimensions | 78 × 35 × 45 mm |
| Weight | 25g–98g (based on servo type) |
| Material | High-strength metal and nylon composite |
| Opening Time | Max 0.85s @ 4.8V (optional 0.75s) |
| Pull-in Space | 8 × 10 mm |
| Payload Support | 3 kg – 25 kg |
| Slip Pin Diameter | 4 mm |
| Servo Arm Type | 25T compatible |
| Mounting | Nylon strap or screw-fixed via pre-drilled holes |
| Signal Control | PWM (via drone’s RC receiver) |
| Power | Drone-powered or via external BEC |
⚙️ Servo Options and Weights
| Servo Type | Weight |
| 3kg nylon gear servo | 74g |
| 15kg metal gear servo | 79g / 89g |
| 18kg digital metal gear servo | 94g |
| 20kg waterproof digital servo | 92g |
| 25kg waterproof digital servo | 98g |
⚠️ Ensure correct calibration of the RC transmitter’s travel endpoints to avoid jamming the servo. Improper setup can damage the gear mechanism.
🌾 Ideal Applications
This servo parabolic switch by Lofty Agrotech is suited for a wide range of drone missions:
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🌾 Agricultural Drones
The Servo Parabolic Switch is a perfect companion for agricultural drones, enabling them to carry out precision payload delivery in farming and environmental management operations. As agriculture shifts toward automation and smart farming, this device plays a key role in enhancing drone efficiency, accuracy, and versatility.
🚜 1. Seed Dropping and Broadcasting
Agricultural drones equipped with the servo parabolic switch can precisely drop seeds over targeted areas. This is particularly useful for:
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Reforestation efforts
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Cover cropping
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Intercropping in hard-to-reach terrain
By adjusting the servo and payload configuration, farmers can sow different types of seeds efficiently, reducing labor and improving field coverage.
🌱 2. Fertilizer and Granule Distribution
Using drones with a servo-controlled release system, granular fertilizers or soil conditioners can be dropped at precise points across the farm. This ensures:
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Optimal nutrient placement
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Reduced overuse and runoff
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Enhanced soil health management
The fast-release mechanism (0.85 sec) ensures material is dispensed evenly and without clumping.
🐛 3. Pest Control and Bio-Control Agent Deployment
Agricultural drones can release bio-control agents like Trichogramma eggs or pheromone dispensers using the servo parabolic switch, targeting pest-prone zones. This method:
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Minimizes manual labor
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Increases ecological sustainability
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Protects crops without heavy pesticide usage
💧 4. Livestock Feed and Supplement Dropping
In large or remote grazing areas, drones equipped with this device can deliver feed supplements, salt blocks, or vitamins to livestock with precision. This is especially useful for:
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Minimizing disturbance to animals
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Delivering in hilly or inaccessible terrain
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Reducing manpower costs
🛰️ 5. Sensor and Monitoring Device Placement
Drones using the parabolic switch system can also drop soil moisture sensors, environmental probes, or biodegradable markers in large farmlands to aid in:
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Crop monitoring
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Irrigation planning
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Precision agriculture analytics
✅ Why It Matters for Farmers
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Increases productivity with minimal manual effort
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Promotes sustainable agriculture
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Enables data-driven decision-making
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Saves time, labor, and fuel
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Rescue Operations
The Servo Parabolic Switch plays a crucial role in enhancing the efficiency and safety of drone-assisted rescue operations, particularly in disaster-prone, high-risk, or inaccessible areas. Designed for quick-release functionality, this device enables drones to deliver emergency payloads with pinpoint accuracy, saving time and lives when every second matters.
✅ Key Rescue Applications:
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Emergency Medical Supply Delivery:
Quickly deploy essential items such as first aid kits, blood packs, medications, insulin, or EpiPens to victims in isolated or high-risk areas during floods, earthquakes, or landslides. -
Food and Water Drop:
Deliver lightweight food packets, water bottles, or purification tablets to people stranded in areas unreachable by road or on foot. -
Life-Saving Tools & Gear:
Drop items like rescue ropes, flashlights, radios, inflatable devices, or thermal blankets to those in distress. -
Communication Beacons & Devices:
Place GPS trackers or communication modules for search teams to track individuals in remote zones. -
Fire or Toxic Zone Supply Drops:
In hazardous environments where human entry is restricted, drones can use the servo parabolic switch to release monitoring sensors, extinguishing capsules, or protective gear.
🆘 Real-World Scenarios Where It Excels:
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Flood rescue missions – Dropping aid to rooftops or isolated patches of land.
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Mountain & forest rescue – Delivering survival kits to stranded hikers or lost individuals.
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Urban disaster response – Navigating through collapsed structures to deliver tools or relay equipment.
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War zones or unsafe areas – Conducting humanitarian deliveries without risking human teams.
🚁 Advantages in Rescue Missions:
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✅ Zero-contact delivery reduces risk to rescue teams.
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✅ Fast response time via drones with near-instant payload drop (0.85 sec).
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✅ Precise targeting in GPS-enabled flight mode with minimal margin of error.
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✅ Access to unreachable zones where helicopters or foot soldiers cannot reach.
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✅ Enhances nighttime or low-visibility missions with LED-equipped drones.
The Servo Parabolic Switch transforms drones into vital lifelines during critical situations. It ensures that help arrives where and when it’s needed most—safely, swiftly, and efficiently. For emergency responders, NGOs, and disaster relief teams, it’s not just a drone accessory—it’s a mission-critical tool.
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Survey & Mapping
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Commercial Delivery Drones
- FPV Racing and Testing
In the world of FPV (First Person View) racing and experimental drone testing, speed, agility, and innovative mechanisms are essential. The Servo Parabolic Switch adds a new dimension to these high-performance drones by enabling mid-air object release, which is crucial for both competitive and research-based use.
🎯 FPV Racing Applications
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Payload Drop Challenges:
Many drone racing events incorporate payload drop missions as part of obstacle courses. The servo parabolic switch enables fast, accurate deployment of race tokens, flags, or markers—adding an exciting layer of strategy to time-based races. -
Speed-Optimized Release:
With a 0.85-second activation time, the servo switch allows racers to release items without losing momentum or sacrificing control, giving them a competitive edge. -
Lightweight & Compact Build:
Weighing as low as 25g (depending on the servo), the unit keeps racing drones agile, responsive, and under race weight limits.
🧪 Drone Testing and Prototyping
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Sensor or Component Deployment:
In research settings, the switch allows engineers and students to release experimental components, such as small sensors, beacons, or test payloads, mid-flight. -
Autonomous System Trials:
When testing autonomous drone responses, the servo parabolic switch can be programmed to deploy at specific waypoints or trigger points, simulating real-world logistics and aerial utility operations. -
Safety in Testing:
In cases of failed tests or unstable payloads, the system provides a quick emergency release option to protect both the drone and its surroundings.
🛠️ Custom FPV Integration
The unit integrates easily with most FPV drone flight controllers and standard 25T servo arms, making it a go-to add-on for drone enthusiasts and racing teams alike. Its compatibility with PWM signals means it can be triggered by most RC transmitters used in the FPV community.
🔑 Key Benefits for FPV and Testing:
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⚡ Ultra-fast trigger time suitable for racing
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🧩 Easy integration with custom builds
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📦 Precise deployment for test accuracy
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🛡️ Optional waterproof servos for outdoor events
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🔁 Reusable design for multiple flight tests or races
Whether you’re competing in FPV races, building an experimental drone, or testing new aerial concepts, the servo parabolic switch adds a layer of control and functionality that pushes your flight objectives to new heights.
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🧰 Easy Setup & Operation
- Mount the switch to your drone frame using the strap or screws.
- Connect the device to an available channel on your RC transmitter/receiver.
- Power the servo either from the flight controller or an external BEC.
- Use the assigned switch to open/close the servo and release the payload.
Setup is simple, and integration is plug-and-play with most standard drone platforms.
✅ Why Choose Lofty Agrotech?
Lofty Agrotech stands as a trusted name in India’s drone innovation sector, combining practical field experience with precision manufacturing.
When you choose Lofty Agrotech’s servo parabolic switch, you benefit from:
- 🚁 Drone-tested hardware built for Indian agricultural and industrial conditions
- 🔧 In-house engineering and support for installation, integration, and troubleshooting
- 🛒 Fast delivery across India, with quality assurance on every unit
- 📈 Scalable options for individual users, institutions, and large-scale drone operators
We’re committed to delivering smart, durable, and affordable solutions to empower the future of unmanned aerial systems.
📦 What’s in the Box?
- 1 × Servo Parabolic Switch Mechanism
- 1 × Digital Servo Motor (based on variant)
- Mounting Hardware (Straps/Screws)
- Setup Instructions
📊 Summary Table
| ✅ Feature | 🔍 Description |
| Quick Release Time | Max 0.85s at 4.8V |
| Payload Capacity | 3 – 25 kg |
| Universal Drone Compatibility | Works with DIY & branded UAVs |
| Waterproof Option | Up to 25kg digital metal gear servo |
| Made in India | Trusted engineering by Lofty Agrotech |
📢 Order Today
Upgrade your drone’s mission flexibility with the Servo Parabolic Switch Device by Lofty Agrotech — a powerful addition for aerial drops, experiments, and real-world delivery tasks.
🔧 Ready to deploy? Make your drone smarter and your missions faster.
Lofty Agrotech – Enabling Smart Drone Technology in Every Sky.
Want to explore more drone-related tools? Check out our full drone accessories collection.
Interested in learning how drone payload systems work? Visit our blog for tutorials and insights.
For assistance or custom drone solutions, contact our team.
🧠 Learn More About Drone Technology
Discover how servo parabolic switches are used in modern drones for payload delivery.
Read our Drone Knowledge Hub for tips, guides, and updates.
Understand RC signal tuning and servo response in our free tech tutorials
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✈️ Buy with Confidence from Lofty Agrotech
We’re proud to be one of India’s leading innovators in drone systems and aerial agricultural solutions. With trusted service, verified quality, and fast shipping across India—you’re in safe hands.









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