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QUIETCOOL RM WHF-4.0-PL Roof-Mount Whole House Fan - Roof-Mount Whole House Fans
QUIETCOOLRoof-Mount Whole House Fans

QUIETCOOL RM WHF-4.0-PL Roof-Mount Whole House Fan

<p>The QUIETCOOL RM WHF-4.0-PL is a roof-mount whole house fan designed for high-static-pressure applications, delivering up to 3,543 CFM of airflow to cover spaces up to 3,439 square feet. With a 22-inch blade and a…

SKU 3G-OTH-81394

Also listed as: RMWHF40PL · RM WHF 4 0 PL · RM-WHF-4-0-PL

Brand
QUIETCOOL
Item
RM WHF-4.0-PL Roof-Mount Whole House Fan
Part Number
RM WHF-4.0-PL
Category
Roof-Mount Whole House Fans
Available to Order
Also known as:RM WHF-4.0-PLQUIETCOOL
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

QUIETCOOL
Manufacturer Part Number
RM WHF-4.0-PL
Type
3,439 sq ft Coverage, Low Noise
Max.
3,543 cfm
Blade
22 in
Speeds
3
Quiet Design
Yes
Nominal Voltage
115V AC, Single Phase
Number of Speeds
3
Mounting Location
Roof
Nameplate Voltage
120V AC
Rough Opening Type
Square
Speed Controllable
Yes
Maximum Airflow - Range
3,000 to 4,999 cfm
For High-Static Pressure Applications
Yes

Technical Documents

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

Product Description

<p>The QUIETCOOL RM WHF-4.0-PL is a roof-mount whole house fan designed for high-static-pressure applications, delivering up to 3,543 CFM of airflow to cover spaces up to 3,439 square feet. With a 22-inch blade and a high-efficiency motor, this fan operates quietly while providing powerful ventilation. It features three speeds and is speed controllable, allowing you to adjust airflow to your needs. Ideal for industrial and commercial facilities in Singapore and across Southeast Asia, this fan helps improve indoor air quality and reduce cooling costs.</p><p>As a Singapore-based supplier, 3G Electric offers this QUIETCOOL fan with SGD quotes on request, GST handled for local buyers, and fast delivery across Singapore and the SEA region. Contact us for a tailored quote and lead time.</p>

Frequently Asked Questions

What is the maximum airflow and coverage area of the QUIETCOOL RM WHF-4.0-PL?

The fan delivers a maximum airflow of 3,543 CFM and can cover up to 3,439 square feet, making it suitable for large spaces.

What voltage and speed options does this fan support?

It operates on 115V AC single phase (nameplate 120V AC) and offers three speeds, with speed controllability for adjustable airflow.

Used in

Common applications for QUIETCOOL
Residential attic ventilation — QUIETCOOL AFG SMT ES-3.0 gable-mount fan for attics up to 4,000 sq ft with thermostat and fire safety shutoff
Roof-mounted attic exhaust — QUIETCOOL AFR SMT ES-2.0 for attics up to 3,000 sq ft, delivering 2,116 cfm at 0.000 in SP
Solar-powered attic ventilation — QUIETCOOL AFR SLR-40W roof-mount fan with 40-watt panel for attics up to 1,900 sq ft
Whole-house cooling — QUIETCOOL QC ES-7000 RF ceiling-mount fan with 24 in blade, 6,878 cfm, and two-speed control
Gable-mount attic exhaust with smart control — QUIETCOOL AFG SMT PRO-3.0 with Smart Control Hub for attics up to 4,000 sq ft
Solar gable-mount attic ventilation — QUIETCOOL AFG SLR-40W with 40-watt solar panel for attics up to 2,600 sq ft
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QUIETCOOL Products

3G Electric supplies QUIETCOOL roof-mount whole house fans. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Ceiling-mount whole house fan with 18-inch blade delivering up to 4,415 cfm, covering 2,207 sq ft. Operates on 115V AC single-phase, two speeds, speed controllable. Designed for low noise and high-static-pressure applications such as long duct runs or restrictive grilles
QUIETCOOL
Ceiling-mount whole house fan with 18-inch blade delivering up to 4,415 cfm, covering 2,207 sq ft. Operates on 115V AC single-phase, two speeds, speed controllable. Designed for low noise and high-static-pressure applications such as long duct runs or restrictive grilles
QUIETCOOL
QUIETCOOL
Ceiling-mount whole house fan with 24-inch blade delivering up to 6,924 cfm for spaces up to 3,462 sq ft. Features a round duct shape, rectangular rough opening, and two-speed control for high-static pressure applications. Operates on 115V AC single-phase power with a standard-efficiency motor and quiet design
Ceiling-mount whole house fan with 18 in blade, delivering up to 4,195 cfm for coverage of 2,098 sq ft. Features a high-efficiency motor, two speeds, and speed controllability. Operates on 115V AC single phase (nameplate 120V AC) and is designed for high-static-pressure applications. Suitable for ventilating residential spaces with long or restricted duct runs
QUIETCOOL
Ceiling-mount whole house fan with 18 in blade, delivering up to 4,195 cfm for coverage of 2,098 sq ft. Features a high-efficiency motor, two speeds, and speed controllability. Operates on 115V AC single phase (nameplate 120V AC) and is designed for high-static-pressure applications. Suitable for ventilating residential spaces with long or restricted duct runs

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