Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower - Axial Blower & Ducting Combination Units
ALLEGROAxial Blower & Ducting Combination Units

ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower

The ALLEGRO Confined Space Fan is an axial blower and ducting combination unit (MPN 9534-25) that delivers 778 cfm max flow in free air, powered by a 1/3 hp motor at 115 V AC. It includes a 25 ft duct with an 8 in…

SKU 3G-OTH-543402

Also listed as: 953425 · 9534 25

Brand
ALLEGRO
Item
Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower
Category
Axial Blower & Ducting Combination Units
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ALLEGRO
Manufacturer Part Number
9534-25
Type
778 cfm Max Flow in Free Air
Duct Dia
8 in
Includes
25 ft Duct
Horsepower
1/3 hp
Operating Voltage
115 V AC

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ALLEGRO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ALLEGRO Confined Space Fan is an axial blower and ducting combination unit (MPN 9534-25) that delivers 778 cfm max flow in free air, powered by a 1/3 hp motor at 115 V AC. It includes a 25 ft duct with an 8 in duct diameter, providing a complete ventilation solution for confined spaces.

Frequently Asked Questions

What is the ALLEGRO Confined Space Fan used for?

The ALLEGRO Confined Space Fan (MPN 9534-25) is an axial blower and ducting combination unit designed to ventilate confined spaces such as tanks, vaults, and manholes. It delivers 778 cfm max flow in free air to remove fumes, dust, and stagnant air, ensuring a safer work environment for maintenance and industrial personnel.

What are the specifications of the ALLEGRO Confined Space Fan?

The ALLEGRO Confined Space Fan (MPN 9534-25) operates at 115 V AC with a 1/3 hp motor, delivering 778 cfm max flow in free air. It includes a 25 ft duct with an 8 in duct diameter. This axial blower and ducting combination unit provides a complete ventilation solution for confined space entry applications.

Where to buy the ALLEGRO Confined Space Fan worldwide?

3G Electric supplies the ALLEGRO Confined Space Fan (MPN 9534-25) to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this axial blower and ducting combination unit to your site. Contact us for availability and lead time on this ventilation solution.

How to select the right confined space fan for ventilation?

Select a confined space fan based on required airflow (cfm), duct length, and power source. The ALLEGRO Confined Space Fan (MPN 9534-25) delivers 778 cfm at 115 V AC with a 25 ft duct, suitable for many industrial applications. Ensure the fan matches your space volume and entry configuration for effective air exchange.

Used in

Common applications for ALLEGRO
Industrial hygiene monitoring — ALLEGRO lead cassettes (9804-14) for airborne lead sampling in manufacturing facilities.
Confined space ventilation — ALLEGRO axial blower (9548) for air movement in tanks or vaults during maintenance.
Temporary heating on construction sites — ALLEGRO portable electric heater (9401-50) for work tents in cold weather.
Sampling pump maintenance — ALLEGRO service kits (9804-40) for replacing vanes and filters in IAQ pumps.
Asbestos or particulate analysis — ALLEGRO TEM cassettes (9804-17) for electron microscopy sample collection.
HVACR system testing — ALLEGRO axial blower (9548) for ventilation testing in ductwork or equipment rooms.

ALLEGRO Products

3G Electric supplies ALLEGRO axial blower & ducting combination units. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from ALLEGRO

View all ALLEGRO parts
This axial blower and ducting combination unit operates at 115 V AC with a current draw of 3 A and 1/3 hp. It features an 8 in duct diameter and includes a Manhole Ventilation Pass-thru. The unit is orange. Typical applications include ventilating confined spaces such as manholes, tanks, and vaults to supply fresh air and remove hazardous fumes
ALLEGRO
This axial blower and ducting combination unit operates at 115 V AC with a current draw of 3 A and 1/3 hp. It features an 8 in duct diameter and includes a Manhole Ventilation Pass-thru. The unit is orange. Typical applications include ventilating confined spaces such as manholes, tanks, and vaults to supply fresh air and remove hazardous fumes
Axial blower and ducting combination unit delivering 900 cfm max flow in free air. Powered by a 1/3 hp motor at 115 V AC. Includes 15 ft of statically conductive ducting and a duct storage bag. Duct diameter is 8 in. Used for ventilating confined spaces such as tanks, vaults, and manholes to supply fresh air or exhaust fumes
ALLEGRO
Axial blower and ducting combination unit delivering 900 cfm max flow in free air. Powered by a 1/3 hp motor at 115 V AC. Includes 15 ft of statically conductive ducting and a duct storage bag. Duct diameter is 8 in. Used for ventilating confined spaces such as tanks, vaults, and manholes to supply fresh air or exhaust fumes
This axial blower and ducting combination unit delivers 816 cfm max flow in free air, operating on 12 V DC with vehicle battery hookups. It includes an extension canister with 15 ft of 8 in diameter ducting and a 1/4 hp motor. Typical applications include ventilating tanks, vaults, and other enclosed work areas to supply fresh air or exhaust fumes
ALLEGRO
This axial blower and ducting combination unit delivers 816 cfm max flow in free air, operating on 12 V DC with vehicle battery hookups. It includes an extension canister with 15 ft of 8 in diameter ducting and a 1/4 hp motor. Typical applications include ventilating tanks, vaults, and other enclosed work areas to supply fresh air or exhaust fumes
This 12 V DC axial blower and ducting combination unit includes a 25 ft duct with extension canister. It operates at 3800 RPM with 1/4 hp and an 8 in duct diameter, designed for confined space ventilation such as tanks, vaults, and manholes. Powered by vehicle battery hookups, it supplies fresh air or exhausts fumes
ALLEGRO
This 12 V DC axial blower and ducting combination unit includes a 25 ft duct with extension canister. It operates at 3800 RPM with 1/4 hp and an 8 in duct diameter, designed for confined space ventilation such as tanks, vaults, and manholes. Powered by vehicle battery hookups, it supplies fresh air or exhausts fumes
This axial blower and ducting combination unit operates at 115 V AC with a 1 hp motor and 3450 RPM fan speed. It features a 16-inch duct diameter for ventilation in confined spaces such as tanks, vaults, and other enclosed areas, supplying fresh air and removing fumes
ALLEGRO
This axial blower and ducting combination unit operates at 115 V AC with a 1 hp motor and 3450 RPM fan speed. It features a 16-inch duct diameter for ventilation in confined spaces such as tanks, vaults, and other enclosed areas, supplying fresh air and removing fumes
This axial blower and ducting combination unit operates on 12 V DC with vehicle battery hookups, drawing 13 A from a 1/4 hp motor. It includes an 8-inch duct and a storage bag. Typical applications include ventilating confined spaces such as tanks, vaults, and manholes to supply fresh air during entry, maintenance, or inspection tasks
ALLEGRO
This axial blower and ducting combination unit operates on 12 V DC with vehicle battery hookups, drawing 13 A from a 1/4 hp motor. It includes an 8-inch duct and a storage bag. Typical applications include ventilating confined spaces such as tanks, vaults, and manholes to supply fresh air during entry, maintenance, or inspection tasks
This axial blower and ducting combination unit is designed for ventilating confined spaces such as tanks, vaults, and manholes. It operates at 120/240 V AC, draws 13 A, and delivers 1 hp. The unit features a 12-inch duct diameter and an orange finish
ALLEGRO
This axial blower and ducting combination unit is designed for ventilating confined spaces such as tanks, vaults, and manholes. It operates at 120/240 V AC, draws 13 A, and delivers 1 hp. The unit features a 12-inch duct diameter and an orange finish
This 12 V DC axial blower and ducting combination unit is designed for ventilating confined spaces such as tanks and vaults. It includes 50 ft of 8 in diameter duct and operates via vehicle battery hookups. The 1/4 hp motor delivers 3,800 RPM to provide fresh air and remove fumes or dust
ALLEGRO
This 12 V DC axial blower and ducting combination unit is designed for ventilating confined spaces such as tanks and vaults. It includes 50 ft of 8 in diameter duct and operates via vehicle battery hookups. The 1/4 hp motor delivers 3,800 RPM to provide fresh air and remove fumes or dust