Product Description
FV-40VQ4 WhisperCeiling® High Volume Fan by Panasonic is built for powerful, continuous ventilation in large commercial and residential spaces. Delivering 390 CFM at just 3.0 sones, this ceiling-mounted unit features a fully enclosed four-pole motor, galvanized steel housing, and a 6” duct adapter for maximum airflow. Designed for efficiency, safety, and easy installation, the FV-40VQ4 supports ASHRAE 62.2, Title 24, LEED, and WA ventilation code compliance.
- Model: FV-40VQ4
- Mount: Ceiling
- Airflow: 390 CFM @ 0.1" w.g. / 356 CFM @ 0.25" w.g.
- Noise Level: 3.0 Sones
- Duct Size: 6” diameter
- Certifications: UL/cUL, HVI, Title 24, ASHRAE 62.2, LEED
- Free shipping on orders over $250
Benefits
- Provides powerful 390 CFM ventilation for large or commercial applications
- UL listed for use over showers/tubs when connected to GFCI-protected circuit
- Built-in backdraft damper prevents reverse airflow and energy loss
- Easy installation with torsion spring grille and adjustable brackets
Key Features
- Fully enclosed four-pole motor designed for continuous operation
- Galvanized steel housing with rust-resistant coating
- 6" duct adapter and metal flange for air barrier sealing
- Backdraft damper integrated into housing
- Poly Pro grille attaches with spring-loaded torsion clips
Specifications
| Technical Specs | |
|---|---|
| Voltage | 120V / 60Hz |
| Motor Type | Four-pole enclosed condenser motor |
| Duct Size | 6” round |
| Mounting System | Expandable bracket system up to 26” |
| Performance Specs | |
|---|---|
| Air Volume | 390 CFM @ 0.1" / 356 CFM @ 0.25" w.g. |
| Noise Level | 3.0 Sones |
| Power Consumption | 112W @ 0.1" / 110W @ 0.25" w.g. |
| Energy Efficiency | 3.5 CFM/W @ 0.1" / 3.3 CFM/W @ 0.25" |
| Fan Speed | 793 RPM @ 0.1" / 874 RPM @ 0.25" |
| Current Draw | 0.99A @ 0.1" / 0.98A @ 0.25" |
| Compliance & Safety | |
|---|---|
| Certifications | UL, cUL, HVI, California Title 24, LEED, ASHRAE 62.2 |
| Warranty | 3-Year Limited on all parts |
Application Examples
- Commercial and large residential bathrooms
- Gym locker rooms and spas
- Laundry and mechanical rooms
- High-humidity areas in hospitality or healthcare facilities
Installation Tips
- Install using ceiling joist brackets or wooden header configuration
- Seal 6" duct adapter using mastic or UL-listed foil tape
- Use included torsion springs to mount grille to housing
- Apply caulk around metal flange to reduce leakage in blower door testing
- Ensure GFCI protection if installing above a tub or shower
Frequently Asked Questions
Q: What is the airflow capacity of the FV-40VQ4?
A: It delivers 390 CFM at 0.1" static pressure and 356 CFM at 0.25", making it ideal for large spaces:contentReference[oaicite:0]{index=0}.
Q: Is this fan ENERGY STAR® certified?
A: No, this model does not carry the ENERGY STAR® label but meets multiple performance codes:contentReference[oaicite:1]{index=1}.
Q: How loud is the FV-40VQ4 during operation?
A: It operates at 3.0 sones, which is relatively quiet for a high-capacity fan:contentReference[oaicite:2]{index=2}.
Q: Can I install this above a shower or bathtub?
A: Yes, it is UL/cUL listed for such applications when connected to a GFCI-protected circuit:contentReference[oaicite:3]{index=3}.
Q: What is the recommended duct size?
A: A 6" diameter duct is required for optimal airflow and performance:contentReference[oaicite:4]{index=4}.
Q: What kind of motor does this fan use?
A: It features a fully enclosed four-pole condenser motor designed for continuous use:contentReference[oaicite:5]{index=5}.
Q: What’s included with the unit?
A: The fan includes a grille, bracket system, duct adapter, rubber grommets, and mounting screws:contentReference[oaicite:6]{index=6}.
