Product Description
FV-0511VH1 WhisperWarm® DC by Panasonic is a premium fan-heater combo engineered for quiet operation, fast warmth, and customizable airflow. Designed with an energy-efficient ECM motor and a powerful 1600W PTC heater, this ceiling-mounted unit delivers 50, 80, or 110 CFM ventilation at ultra-low noise levels, making it ideal for high-performance bathrooms or cold climate spaces.
Model: FV-0511VH1
Brand: Panasonic
Airflow Options: 50 / 80 / 110 CFM (Selectable)
Heater: 1600W PTC (Positive Temperature Coefficient)
Noise Levels: <0.3 / <0.3 / 0.7 sones at 0.1" SP
Duct Compatibility: 4" or 6" with built-in adapter
ENERGY STAR®: Not applicable (No category for fan/heater)
Free shipping on orders over $250
Product Benefits
- Heats up bathrooms quickly with a high-output 1600W PTC heater
- Quiet and efficient operation with ECM motor technology
- Pick-A-Flow™ speed selector lets users choose ideal CFM setting
- Complies with ASHRAE 62.2 and ideal for energy-efficient construction
Key Features
- Customizable Airflow: Select 50, 80, or 110 CFM with built-in switch
- PTC Heating Element: Safe, self-regulating 1600W heating output
- Quiet Performance: Ultra-low sones down to <0.3 for whisper-quiet operation
- Durable Build: ZAM-coated steel housing and enclosed ECM motor
- Backdraft Damper: Built-in protection against air reverse flow
Technical Specifications
| Technical Specs | |
|---|---|
| Model Number | FV-0511VH1 |
| Motor Type | ECM (Brushless) |
| Voltage / Frequency | 120V / 60Hz |
| Max Current | 0.50A |
| Dedicated Circuit | 20 Amp Required |
| Performance Specs | |
|---|---|
| Air Volume (CFM) | 50 / 80 / 110 (Selectable) |
| Noise (Sones) | <0.3 / <0.3 / 0.7 |
| Power Consumption (Watts) | 4.7–26.0W (Fan only) |
| Heater Power | 1600W PTC Heater |
| Energy Efficiency | Up to 10.6 CFM/W |
| Physical Specs | |
|---|---|
| Dimensions | 16-5/8" x 10-7/8" |
| Duct Diameter | 4" or 6" |
| Weight | 14.3 lbs (6.5 kg) |
Application Examples
- Primary and guest bathrooms in homes
- Cold climate regions needing supplemental heat
- Energy-efficient builds complying with ASHRAE 62.2
- Ceilings insulated up to R60
Installation Tips
- Use Flex-Z Fast™ bracket for easy installation between joists
- Connect to a 4" or 6" duct with mastic or foil tape to prevent leakage
- Requires 20A dedicated branch circuit
- Do not install above shower or tub enclosure
Frequently Asked Questions
What CFM settings are available on the FV-0511VH1?
This model features the Pick-A-Flow™ switch, allowing users to select 50, 80, or 110 CFM for optimal ventilation.
Can this unit be installed in an insulated ceiling?
Yes, it is suitable for ceilings insulated up to R60 and includes proper mounting brackets for secure installation.
Is this product ENERGY STAR certified?
No, there is currently no ENERGY STAR category for fan-heater combinations. However, it meets stringent energy efficiency standards.
What type of heating element is used?
A 1600W PTC (Positive Temperature Coefficient) heater is used, offering safe, self-limiting heat output.
Is this fan/heater suitable for use over showers?
No, it is not intended for installation above tubs or shower enclosures.
What kind of motor does it use?
An enclosed brushless ECM motor, which offers quiet operation, dynamic speed response, and energy savings.
How quiet is the fan at various speeds?
Noise levels are as low as <0.3 sones for 50 and 80 CFM settings, and 0.7 sones at 110 CFM.
What kind of wiring does it require?
It must be connected to a dedicated 20A branch circuit and properly grounded. Follow NEC code and local standards.
Does the FV-0511VH1 include lighting?
No, this specific model does not include a light unit. If you need lighting, consider model FV-0511VHL1 instead.
