Product Description
FV-0511VQC1 WhisperSense® DC Fan from Panasonic offers ultra-quiet, precision-controlled ventilation with dual sensor technology for motion and humidity. Featuring a brushless ECM motor with SmartFlow™ control and Pick-A-Flow™ selector, this ENERGY STAR® certified fan is ideal for code-compliant installations in bathrooms, laundry rooms, and other high-humidity spaces. The fan supports selectable speeds of 50, 80, or 110 CFM and operates at <0.3 sones, making it one of the quietest fans in its category.
- Model: FV-0511VQC1
- Mount: Ceiling
- Airflow: 50 / 80 / 110 CFM
- Noise Level: <0.3 Sones at all speeds
- Sensors: Dual (Motion + Humidity)
- Certifications: ENERGY STAR®, UL/cUL, HVI, Title 24
- Free shipping on orders over $250
Benefits
- Automatically activates based on motion or humidity for hands-free ventilation
- Adjustable airflow output with Pick-A-Flow selector (50-80-110 CFM)
- Quiet operation with <0.3 sone sound rating at all settings
- SmartFlow™ technology maintains CFM even under static pressure
Key Features
- DC Motor: Brushless ECM motor runs continuously and quietly
- Dual Sensors: Motion and humidity sensors with adjustable delay (30 sec to 60 min)
- Energy Efficiency: Up to 13.6 CFM/W at 80 CFM setting
- Built-in damper: Prevents backdraft and improves blower door results
- Dual 4"/6" duct adapter: Flexible duct connection included
Specifications
| Technical Specs | |
|---|---|
| Voltage | 120V / 60Hz |
| Motor Type | Brushless ECM (SmartFlow™) |
| Duct Size | 4” or 6” diameter (adapter included) |
| Mounting Bracket | Flex-Z Fast™ up to 24” joist spacing |
| Performance Specs | |
|---|---|
| Airflow (CFM) | 50 / 80 / 110 |
| Sound Level | <0.3 sones @ all speeds |
| Power Usage | 4.0W–10.6W @ 0.1" w.g. |
| Efficiency | Up to 13.6 CFM/W |
| Speed Range | 756 – 957 RPM |
| Current Draw | Max 0.27 Amps |
| Compliance & Safety | |
|---|---|
| Certifications | ENERGY STAR®, UL/cUL, HVI, Title 24, LEED, CALGreen |
| Warranty | 6-Year ECM Motor / 3-Year All Parts |
Application Examples
- Residential bathrooms with high humidity
- Laundry and utility rooms
- Bathrooms in hospitality and healthcare facilities
- Code-compliant homes and LEED-certified construction
Installation Tips
- Install using Flex-Z Fast™ brackets and secure all wiring per NEC code
- Connect ductwork using mastic or UL-listed foil tape to prevent air leakage
- Ensure humidity sensor is not exposed to direct airflow from heating vents
- Use GFCI protection if installing over a tub or shower
- Set delay time and humidity trigger levels using selector dials inside housing
Frequently Asked Questions
Q: What airflow speeds can I select with the FV-0511VQC1?
A: The fan supports 50, 80, or 110 CFM, adjustable with the Pick-A-Flow™ switch:contentReference[oaicite:0]{index=0}.
Q: Does this fan include built-in sensors?
A: Yes, it includes both motion and humidity sensors with adjustable settings:contentReference[oaicite:1]{index=1}.
Q: How quiet is the FV-0511VQC1 during operation?
A: It operates at <0.3 sones across all speeds, making it extremely quiet:contentReference[oaicite:2]{index=2}.
Q: Is it ENERGY STAR® certified?
A: Yes, the fan is ENERGY STAR® rated and HVI certified for high efficiency:contentReference[oaicite:3]{index=3}.
Q: Can I use this fan over a shower?
A: Yes, it is UL/cUL listed for tub and shower installation when used with a GFCI-protected circuit:contentReference[oaicite:4]{index=4}.
Q: What type of duct connection does it support?
A: It includes a dual 4" or 6" duct adapter for installation flexibility:contentReference[oaicite:5]{index=5}.
Q: How do the sensors know when to activate?
A: The fan turns on automatically when motion is detected or when humidity levels rise quickly above the user-set threshold:contentReference[oaicite:6]{index=6}.
Q: What’s the range of the motion sensor?
A: The motion sensor detects movement up to 10 feet (3 meters) within a 90° field of view:contentReference[oaicite:7]{index=7}.
