KCvents wall-mounted ventilation fan helps remove humidity, odors, and stale air in bathrooms, kitchens, laundry rooms, and other home spaces. Choose from 4″/6″ sizes and different configurations to match your installation and usage needs.
Wall / Windows EC Fan (WIFI) is a Panel-J wall/window exhaust fan for rooms that need simple ventilation without a full duct system.
The ecvents source defines two practical configurations: a reversible airflow version for intake and exhaust flexibility, and a backdraft damper version for exhaust-only rooms that need return-air protection.
With EC motor efficiency, 5-stage speed control and wall/window mounting, it suits bathrooms, kitchens, garages, RVs and household spaces that need fresher air with less installation burden.
Built for wall and window ventilation, Panel-J combines EC motor efficiency, airflow version options and practical room control.
EC motor technology supports efficient daily operation with low power consumption.
Choose reversible intake/exhaust airflow or exhaust-only backdraft damper protection by project need.
Five-stage speed regulation helps match airflow to small and medium room conditions.
Reversible models support automatic cycling for balanced intake and exhaust air exchange.
Panel mounting works for wall and glass-window openings where duct installation is difficult.
Controlled operation helps keep bathrooms, kitchens and living spaces more comfortable.
| Item | Reversible Airflow Version | Backdraft Damper Version |
|---|---|---|
| Airflow direction | Reversible (Intake ↔ Exhaust) | Exhaust-only |
| Backdraft damper | No | Yes (helps prevent backflow; helps block insects) |
| Best for | Rooms that need fresh-air intake and exhaust flexibility | Bathrooms/kitchens/garages where one-way exhaust is preferred |
| Control | Remote control (version-dependent) | Remote control or wall switch (version-dependent) |
| Speed control | 5-stage variable speed | 5-stage variable speed |
| Motor | EC motor | EC motor |
| Noise | Low-noise operation | Low-noise operation |
| Power (same size comparison) | Higher power (see model table) | Lower power (see model table) |
| Shared Item | Specification |
|---|---|
| Brand | KCVENTS |
| Installation | Wall / Window mounting (wall-mounted) |
| Application | Hotel, Industrial, RV, Garage, Household |
| Function | Exhaust ventilation (with version-specific airflow direction) |
| Housing material | Plastic / ABS (ABS housing on reversible version icons) |
| Motor type | EC motor (energy-saving) |
| Speed control | 5-stage speed regulation |
| Noise level | ≤ 40 dB |
| App control | No |
| Operating language | English |
| Warranty | 3 years |
| Origin | Guangdong, China |
| Customization | Logo/graphic customization: 3D printing |
| Model | Size (inch) | Voltage | EC Motor Power (W) | Airflow (m³/h) | Notes |
|---|---|---|---|---|---|
| APC10-J-Reversible | 4″ | 80–245V, 50–60Hz | 10W | 100 | Reversible airflow; 70-second automatic cycle; 5-stage speed control |
| APC15-J-Reversible | 6″ | 80–245V, 50–60Hz | 10W | 230 | Reversible airflow; 70-second automatic cycle; 5-stage speed control |
| Model | Size (inch) | Voltage | EC Motor Power (W) | Airflow (m³/h) | Notes |
|---|---|---|---|---|---|
| APC10-J | 4″ | 220V | 4W | 90 | Exhaust-only; Backdraft Damper |
| APC15-J | 6″ | (not provided) | 5W | 180 | Exhaust-only; Backdraft Damper |
Choose reversible airflow when a room needs both intake and exhaust, or select a backdraft damper version for one-way exhaust protection.
Wall and glass installation guidance helps reduce uncertainty during project setup.
Room exhaust and fresh-air support for wall/window openings where compact installation and low-power operation matter.
Removes humidity, smoke and odors from daily home spaces.
Supports compact ventilation where wall or window mounting is easier than ducting.
Provides low-power exhaust for offices, utility rooms and light commercial spaces.
We eliminate procurement and installation risks through rigorous factory verification and straightforward B2B warranty support.
Every batch undergoes strict functional and dimensional routing tests, including EC motor startup, reversible airflow or backdraft damper function, speed control response, wall/window mounting size alignment, airflow verification and model-to-table parameter matching. We ensure that every single unit arrives at your project site fully functional and ready for flawless installation.
We stand firmly behind our manufacturing craftsmanship. In the rare event of any material defect or mechanical failure under standard project operations, KCVENTS provides a straightforward, hassle-free hardware replacement service to secure your timeline.
As a global manufacturer of HVAC and ventilation equipment, KCVENTS is dedicated to providing flexible customization services and robust long-term supply chain warranty terms for contractors, brands, and wholesalers.
We support full private labeling (OEM) and custom housing finishes. Our ODM engineering covers custom chassis modifications, specialized airflow curves, and regional electrical standards (e.g., 110V/60Hz, 24V variable frequency).
For large-scale HVAC and green building deployments, we offer structured MOQ tiers, staged shipping contracts, and agile multi-batch delivery aligned with your construction timeline. Technical submittals and parameter validation are included.
Motors enjoy an extended warranty of up to 3 to 5 years, backed by a comprehensive 1-year full system warranty. Bulk orders are eligible for a dedicated percentage of maintenance spares along with 1-on-1 remote engineering support.
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