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

3G Electric
RFQ CartGet a QuoteSign inSign up
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

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 engineer
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

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
View Full Spec Sheet

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 →
ALLEGRO Confined Space Fan: 120 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 3,200 RPM Blower/Fan Speed (MPN 9513). Key specifications — Brand: ALLEGRO; Operating Voltage: 120 V AC.
ALLEGRO
ALLEGRO Confined Space Fan: 120 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 3,200 RPM Blower/Fan Speed (MPN 9513). Key specifications — Brand: ALLEGRO; Operating Voltage: 120 V AC.
ALLEGRO Confined Space Fan: 120 V AC, 12 in Duct Dia, 1/2 hp Horsepower, 3,300 RPM Blower/Fan Speed (MPN 9535-12). Key specifications — Brand: ALLEGRO; Includes: Bag; Operating Voltage: 120 V AC.
ALLEGRO
ALLEGRO Confined Space Fan: 120 V AC, 12 in Duct Dia, 1/2 hp Horsepower, 3,300 RPM Blower/Fan Speed (MPN 9535-12). Key specifications — Brand: ALLEGRO; Includes: Bag; Operating Voltage: 120 V AC.
ALLEGRO Confined Space Blower: 12 V DC, 12 in Duct Dia, 1/4 hp Horsepower, Orange/Yellow (MPN 9520-46M). Key specifications — Brand: ALLEGRO; Includes: Manhole Ventilation Pass-thru; Operating Voltage: 12 V DC with Vehicle Battery Hookups.
ALLEGRO
ALLEGRO Confined Space Blower: 12 V DC, 12 in Duct Dia, 1/4 hp Horsepower, Orange/Yellow (MPN 9520-46M). Key specifications — Brand: ALLEGRO; Includes: Manhole Ventilation Pass-thru; Operating Voltage: 12 V DC with Vehicle Battery Hookups.
ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 900 cfm Max Flow in Free Air (MPN 9538-25). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag, 25 ft Statically Conductive Ducting; Operating Voltage: 115 V AC.
ALLEGRO
ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 900 cfm Max Flow in Free Air (MPN 9538-25). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag, 25 ft Statically Conductive Ducting; Operating Voltage: 115 V AC.
ALLEGRO Confined Space Fan Kit: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, Orange, 3 A Current (MPN 9520-33M). Key specifications — Brand: ALLEGRO; Includes: Manhole Ventilation Pass-thru; Operating Voltage: 115 V AC.
ALLEGRO
ALLEGRO Confined Space Fan Kit: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, Orange, 3 A Current (MPN 9520-33M). Key specifications — Brand: ALLEGRO; Includes: Manhole Ventilation Pass-thru; Operating Voltage: 115 V AC.
ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 900 cfm Max Flow in Free Air (MPN 9538-15). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag, 15 ft Statically Conductive Ducting; Operating Voltage: 115 V AC.
ALLEGRO
ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 900 cfm Max Flow in Free Air (MPN 9538-15). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag, 15 ft Statically Conductive Ducting; Operating Voltage: 115 V AC.
ALLEGRO Confined Space Fan: 12 V DC, 8 in Duct Dia, 1/4 hp Horsepower, 816 cfm Max Flow in Free Air (MPN 9536-15). Key specifications — Brand: ALLEGRO; Includes: Extension canister with 15 ft ducting; Operating Voltage: 12 V DC with Vehicle Battery Hookups.
ALLEGRO
ALLEGRO Confined Space Fan: 12 V DC, 8 in Duct Dia, 1/4 hp Horsepower, 816 cfm Max Flow in Free Air (MPN 9536-15). Key specifications — Brand: ALLEGRO; Includes: Extension canister with 15 ft ducting; Operating Voltage: 12 V DC with Vehicle Battery Hookups.
ALLEGRO Confined Space Fan: 12 V DC, 8 in Duct Dia, 1/4 hp Horsepower, 3,800 RPM Blower/Fan Speed (MPN 9506-25). Key specifications — Brand: ALLEGRO; Includes: 25 ft Duct with Extension Canister; Operating Voltage: 12 V DC with Vehicle Battery Hookups.
ALLEGRO
ALLEGRO Confined Space Fan: 12 V DC, 8 in Duct Dia, 1/4 hp Horsepower, 3,800 RPM Blower/Fan Speed (MPN 9506-25). Key specifications — Brand: ALLEGRO; Includes: 25 ft Duct with Extension Canister; Operating Voltage: 12 V DC with Vehicle Battery Hookups.