Crop sprayer fan QBLAD

for air circulationcentrifugalhigh-pressure

Customizable high-performance centrifugal fan kits designed for agricultural equipment. Provide steady, precise airflow for uniform dosing in pneumatic seeders and other field machines. Built with durable aluminum components to ensure long service life and reduced energy consumption.

QBL series
High-pressure single-inlet centrifugal fan with cast aluminum housing and forward-curved impeller. Engineered for durability and reliable performance. Available with multiple drive coupling options including hydraulic motor or PTO connection.

QBLAD
Direct-drive fan kit with motor coupled directly to the impeller. Cast aluminum housing and forward-curved impeller manufactured from high-strength aluminum sheet. Motor-to-impeller connection via a 5 mm steel support disc. Polyester resin finish polymerized at 190°C. Supplied assembled; includes inductive RPM pickup port M12.

QBLTI
Integrated mechanical-coupling fan kit. High-pressure single-inlet centrifugal fan with cast aluminum housing and forward-curved impeller. Direct motor-to-transmission coupling supported by high-durability bearings and a 5 mm steel support disc. Polyester resin finish polymerized at 190°C. Includes provision for inductive RPM pickup M12 / M18.

QBLTP
Mechanical-coupling kit designed for standard or special market pulleys. High-pressure single-inlet centrifugal fan with cast aluminum housing and forward-curved impeller. Impeller supported on a 5 mm steel support disc. Polyester resin finish polymerized at 190°C. Available in various configurations and options. Supplied assembled and includes provision for inductive RPM pickup M12 / M18.

Key features

• Customizable configurations
• High mechanical strength and dynamically balanced
• Direct motor‑to‑impeller coupling via taper‑lock
• Outlet sizes available: 4\", 6\" and 8\"
• Rotation directions: clockwise (RD) and counterclockwise (LG)
• High pressure and airflow capacity
• Durable construction
• Forward‑curved aluminum impeller, dynamically balanced
• Supports metric inductive RPM pickups M12 and M18

Applications

• Pneumatic seeders
• Sprayers
• Nebulizers
• Grain separators
• Solid and liquid dispensers
• Air cannons
• Dusters
• Fertilizer spreaders
• Silos
• Dryers

Technical specifications

• Housing: cast aluminum
• Impeller: forward‑curved blades made from high‑strength aluminum sheet
• Couplings: direct motor, belt transmission, integrated mechanical coupling, hydraulic motor or PTO connection
• Belt transmission: ratio up to 1:1.6; permitted up to 6000 rpm and up to 18 kW (depending on configuration)
• Impeller support: 5 mm steel support disc
• Finish: polyester resin polymerized at 190°C
• Outlet sizes available: 4\", 6\" and 8\"
• Rotation directions: clockwise (RD) and counterclockwise (LG)
• Includes provision for inductive RPM pickup (M12 / M18) on applicable kits
• Units delivered assembled in standard configurations: housing, protective grille, impeller and transmission assembly where applicable