We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
ALLEGRO Confined Space Fan: 115/230 V AC, 12 in Duct Dia, 1 hp Horsepower, Orange - Axial Blower & Ducting Combination Units
ALLEGROAxial Blower & Ducting Combination Units

ALLEGRO Confined Space Fan: 115/230 V AC, 12 in Duct Dia, 1 hp Horsepower, Orange

The ALLEGRO Confined Space Fan is an axial blower and ducting combination unit (MPN 9543-25) with a 1 hp motor, 12 in duct diameter, and includes 25 ft of orange duct. It operates at 120/240 V AC, providing…

SKU 3G-OTH-543440

Brand
ALLEGRO
Item
Confined Space Fan: 115/230 V AC, 12 in Duct Dia, 1 hp Horsepower, Orange
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
9543-25
Type
Orange
Duct
25 ft
Duct Dia
12 in
Includes
25 ft Duct
Horsepower
1 hp
Operating Voltage
120/240 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 9543-25) with a 1 hp motor, 12 in duct diameter, and includes 25 ft of orange duct. It operates at 120/240 V AC, providing ventilation for confined spaces.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the ALLEGRO Confined Space Fan used for?

The ALLEGRO Confined Space Fan (MPN 9543-25) is an axial blower and ducting combination unit designed to ventilate confined spaces such as tanks, vaults, and manholes. It supplies fresh air to workers, reducing hazardous fume buildup and improving safety in industrial maintenance and construction applications.

What are the specifications of the ALLEGRO 9543-25 fan?

The ALLEGRO 9543-25 fan has a 1 hp motor, operates at 120/240 V AC, and includes 25 ft of orange duct with a 12 in duct diameter. It is an axial blower and ducting combination unit, ideal for confined space ventilation. The unit is supplied by 3G Electric.

Where to buy the ALLEGRO Confined Space Fan worldwide?

3G Electric supplies the ALLEGRO Confined Space Fan (MPN 9543-25) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this axial blower and ducting combination unit.

How to select the right duct length for an ALLEGRO confined space fan?

Select duct length based on the distance from the fan to the confined space entry point. The ALLEGRO 9543-25 includes 25 ft of orange duct, suitable for many standard applications. For longer runs, ensure the fan's 1 hp motor can maintain adequate airflow; consult 3G Electric for guidance.

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 Blower: 120 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 1,275 cfm Max Flow in Free Air, Orange (MPN 9514-25). Key specifications — Brand: ALLEGRO; Includes: 25 ft Duct with Extension Canister; Operating Voltage: 120 V AC.
ALLEGRO
ALLEGRO Blower: 120 V AC, 8 in Duct Dia, 1/3 hp Horsepower, 1,275 cfm Max Flow in Free Air, Orange (MPN 9514-25). Key specifications — Brand: ALLEGRO; Includes: 25 ft Duct with Extension Canister; Operating Voltage: 120 V AC.
ALLEGRO Confined Space Blower: 115/230 V AC, 12 in Duct Dia, 1 hp Horsepower, Orange/Yellow (MPN 9520-43M). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag; Operating Voltage: 120/240 V AC.
ALLEGRO
ALLEGRO Confined Space Blower: 115/230 V AC, 12 in Duct Dia, 1 hp Horsepower, Orange/Yellow (MPN 9520-43M). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag; Operating Voltage: 120/240 V AC.
ALLEGRO Confined Space Blower: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, Orange, 2.2 A Current (MPN 9538-50). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag, 50 ft Statically Conductive Ducting; Operating Voltage: 115 V AC.
ALLEGRO
ALLEGRO Confined Space Blower: 115 V AC, 8 in Duct Dia, 1/3 hp Horsepower, Orange, 2.2 A Current (MPN 9538-50). Key specifications — Brand: ALLEGRO; Includes: Duct Storage Bag, 50 ft Statically Conductive Ducting; Operating Voltage: 115 V AC.
ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/4 hp Horsepower, 760 cfm Max Flow in Free Air (MPN 9535-08). Key specifications — Brand: ALLEGRO; Includes: Polyester Bag; Operating Voltage: 115 V AC.
ALLEGRO
ALLEGRO Confined Space Fan: 115 V AC, 8 in Duct Dia, 1/4 hp Horsepower, 760 cfm Max Flow in Free Air (MPN 9535-08). Key specifications — Brand: ALLEGRO; Includes: Polyester Bag; Operating Voltage: 115 V AC.
ALLEGRO Confined Space Blower: 120 V AC, 12 in Duct Dia, 1/3 hp Horsepower, Black/Orange, ETL Listed (MPN 9520-09M). Key specifications — Brand: ALLEGRO; Includes: 6 ft Duct; Operating Voltage: 120 V AC.
ALLEGRO
ALLEGRO Confined Space Blower: 120 V AC, 12 in Duct Dia, 1/3 hp Horsepower, Black/Orange, ETL Listed (MPN 9520-09M). Key specifications — Brand: ALLEGRO; Includes: 6 ft Duct; Operating Voltage: 120 V AC.
ALLEGRO Confined Space Blower: 115 V AC, 8 in Duct Dia, 1/4 hp Horsepower, Black/Yellow, 115 V AC (MPN 9535-08L). Key specifications — Brand: ALLEGRO; Operating Voltage: 115 V AC.
ALLEGRO
ALLEGRO Confined Space Blower: 115 V AC, 8 in Duct Dia, 1/4 hp Horsepower, Black/Yellow, 115 V AC (MPN 9535-08L). Key specifications — Brand: ALLEGRO; Operating Voltage: 115 V AC.
ALLEGRO Confined Space Blower: 115/230 V AC, 8 in Duct Dia, 1/3 hp Horsepower, Black/Yellow (MPN 9532-25). Key specifications — Brand: ALLEGRO; Includes: Blower; Operating Voltage: 120/240 V AC.
ALLEGRO
ALLEGRO Confined Space Blower: 115/230 V AC, 8 in Duct Dia, 1/3 hp Horsepower, Black/Yellow (MPN 9532-25). Key specifications — Brand: ALLEGRO; Includes: Blower; Operating Voltage: 120/240 V AC.
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.