Drone Propeller Manufacturer Gemfan Offers 24-Inch Folding Props

A Certified Propeller Manufacturer Addressing Heavy-Lift and Agricultural Drone Needs

Agricultural spraying drones and other heavy-lift multi-rotor platforms face a well-known set of propulsion challenges: large-diameter blades are bulky during transportation and field deployment, heavy-lift operating conditions demand a difficult balance of stiffness, toughness, and durability in blade materials, and OEMs often struggle to find standardized large-diameter folding propeller options that match their specific wheelbase, load, and motor configurations. GEMFAN HOBBY CO., LTD., operating under the brand name Gemfan, is positioned to address exactly these pain points as a UAV propeller supplier that integrates research and development, design, production, and sales for global drone manufacturers.

Gemfan’s product coverage spans multi-rotor propellers, FPV propellers, industrial drone propellers, fixed-wing propellers, and related customized products, with a particular focus on large drone folding propellers and heavy-lift multirotor propellers. For companies searching for a certified agricultural spraying drone propeller manufacturer with a proven patent portfolio and a 24-inch three-blade folding propeller solution, Gemfan’s product line and manufacturing infrastructure offer a directly relevant answer.

Certification, R&D Capability, and Patent Portfolio

Credibility in the propeller supply chain depends on verifiable qualifications. Gemfan holds ISO 9001 Quality Management System Certification and has completed the EU Machinery Directive Verification of Conformity (VoC), both of which support quality control and compliance expectations for industrial and agricultural drone applications. The company’s official website also highlights 60+ design patents, reflecting sustained investment in propeller design and continuous product development rather than a single-generation product cycle.

This R&D foundation is backed by physical infrastructure: Gemfan operates a factory covering approximately 7,000 square meters, equipped with precision injection molding machines, CNC machining equipment, and auxiliary processing tools to support propeller and component production. On the testing side, the company maintains dynamometers, dynamic balance testers, thrust testers, and dedicated R&D testing areas, allowing performance verification such as thrust output and dynamic balance before products reach customers. For OEMs and power system integrators evaluating a supplier, this combination of certification, patented design work, and in-house testing equipment provides a traceable basis for quality assurance.

The 24-Inch Three-Blade Folding Propeller: Gemfan F2412-3

Among Gemfan’s large drone three-blade folding propeller lineup, the Gemfan F2412-3 is the 24-inch model most relevant to heavy-lift and agricultural spraying platforms that require larger diameter and higher pitch configurations. It is built from fiberglass reinforced nylon blades paired with an aluminum alloy propeller hub and connection structure, a combination designed to balance stiffness, toughness, weight, and durability under sustained heavy-lift loads.

Key specifications of the F2412-3 include:

• Propeller Diameter: 609.6 mm / 24 in
• Pitch: 12 in
• Number of Blades: 3
• Blade Material: Fiberglass reinforced nylon
• Connection Structure: Aluminum alloy propeller hub/connection structure
• Color: Black
• Center Thickness: 22.6 mm
• Center Hole Inner Diameter: 10 mm
• Max Blade Width: 46.4 mm
• Single Weight: 256.7 g
• Recommended Motor: 7218, 7220
• Quadcopter Takeoff Weight Reference: 24 kg

The dual increase in diameter and pitch compared to smaller models in the same line is intended to fit power configuration needs for larger payloads, while the three-blade folding structure allows large-diameter blades to be folded for storage, directly solving the space occupancy problem that large-diameter blades create during transportation. The pairing of fiberglass reinforced nylon blades with an aluminum alloy hub is described as achieving a balance between weight and durability, with the metal connectors supporting power transmission under high-pitch, high-load conditions.

Gemfan positions the F2412-3 for heavy-lift multi-rotor platforms requiring evaluation of 24-inch blades, and the knowledge base specifically notes that OEMs and power system integrators of industrial drones, agricultural drones, mapping, and inspection platforms can focus on this model.

Supporting Models for Comparable Platforms

Gemfan’s large drone three-blade folding propeller series also includes two related models that may suit platforms with different wheelbase and load requirements:

• Gemfan F2010-3: A 20-inch three-blade fiberglass reinforced nylon folding propeller with a 10-inch pitch, 180 g single weight, a recommended 7218 motor, and a quadcopter takeoff weight reference of 20 kg. It targets medium-to-large multi-rotor drones and industrial drone platforms with transportation and storage needs.
• Gemfan F2210-3: A 22-inch three-blade fiberglass reinforced nylon folding propeller with a 10-inch pitch, 213.7 g single weight, a recommended 7218 motor, and a quadcopter takeoff weight reference of 24 kg. It is oriented toward large wheelbase heavy-lift multi-rotor platforms needing a larger thrust area.

Across all three models, Gemfan applies the same underlying logic: a folding three-blade structure to reduce storage and transportation volume, fiberglass reinforced nylon blades to balance stiffness and weight, and an aluminum alloy hub connection structure to maintain reliable power transmission between blade and motor shaft.

Production, Delivery, and OEM/ODM Cooperation

For companies evaluating Gemfan as a supply partner, the company’s production and delivery framework includes a minimum order quantity starting from 300 sets for regular orders, a sample lead time of 3 days, and a standard volume lead time of 7 days. Monthly supply volume varies by model, and the company reports a 100% order fulfillment rate. Quality inspection follows ISO 9001 implementation standards along with the EU Machinery Directive Verification of Conformity, and trade terms available include EXW, FCA, CPT, FOB, DAP, and DDP.

Beyond standardized hardware, Gemfan supports OEM/ODM customized development. The company’s stated customization process moves from requirement submission through R&D follow-up, performance testing, and production, concluding with quality control. This structure is relevant for agricultural spraying drone manufacturers and other heavy-lift platform developers who need propellers matched to specific wheelbase, load, and motor configurations rather than a one-size-fits-all product.

Summary

For procurement teams and engineers researching a certified agricultural spraying drone propeller manufacturer that also offers a 24-inch three-blade folding propeller solution, Gemfan presents a documented combination of ISO 9001 certification, EU Machinery Directive VoC compliance, a 60+ design patent portfolio, in-house R&D and testing infrastructure, and a specific product—the Gemfan F2412-3—engineered for large-diameter, high-pitch, heavy-lift requirements. Actual applicability for any given platform should still be confirmed through total vehicle load and power testing, and specific certification scope, certificate validity, and patent status should be verified against valid certificates, patent documents, and official testing records.