The Allegro 9533-25E Axial Plastic Blower is a compact, high-performance ventilation solution that combines powerful airflow with the convenience of a 25-foot duct and integrated storage canister. Designed for confined space ventilation, fume extraction, and air circulation in demanding environments, this blower is ideal for industrial professionals who need a lightweight, portable, and rugged blower system on the job site.

The durable polyethylene housing is UV-, chemical-, and corrosion-resistant, while the 1/3 HP AC motor delivers efficient air movement. The attached non-collapsible duct features a high-temperature rating and wear-resistant construction, and it retracts easily into the molded canister for fast, tidy storage. Whether you're working in tanks, manholes, or construction zones, the 9533-25E ensures airflow, safety, and mobility.

Key Features

Integrated 25-foot ducting – High-temperature, retractable duct with external wearstrip and nylon carrying strap.
Rugged polyethylene housing – UV-, chemical-, and corrosion-resistant; built for industrial abuse.
Molded carry handle and canister design – Easy transport and rapid setup with compact storage.
1/3 HP motor (AC powered) – Delivers dependable airflow performance with quiet operation.
9-blade polypropylene fan – Provides efficient, smooth ventilation.
Slip-resistant rubber feet and base – Keeps blower stable during operation.
Powder-coated steel safety grill – Protects internal components and ensures user safety.

The Allegro 9533-25E is purpose-built for professionals in:

Confined space entry (e.g., tanks, silos, sewers)
Underground utility or cable maintenance
Welding and metalwork ventilation
Hazardous material fume removal
Industrial maintenance & cleanup operations

Product Specifications

Model Number: 9533-25E
Duct Length: 25 feet
Motor Power: 1/3 HP
Voltage: 115V-230V AC, 50/60 Hz
Amps: 4.8A–2.4A (50 Hz) / 4.5A–2.2A (60 Hz)
RPM: 2800/3400
Cord Length: 10 ft (3.05 m)
Fan Material: Polypropylene, 9-blade axial design
Housing Material: Polyethylene
Protective Grill: Powder-coated steel
Weight: 30 lbs (13.6 kg)
Dimensions: 26" L x 13.5" W x 14.5" H

Ducting Construction:

Material: Single-ply PVC-coated vinyl and polyester
Reinforcement: Class 1 hard-drawn spring steel wire helix (ASTM 227 compliant)
Temperature Resistance: Up to 180°F (82.2°C)
Color: Yellow with black wearstrip
Storage: Retracts into canister for easy deployment
Airflow Performance @ 60 Hz with 15 ft of ducting

Free Air: 831 CFM
1 x 90° Bend: 709 CFM
2 x 90° Bends: 586 CFM

Certifications & Standards

Ducting Helix: Compliant with ASTM 227
Electrical Motor and Fan Design: Suitable for industrial ventilation safety standards