Inline Duct Fan is a compact mixed-flow duct fan for projects and everyday spaces that need stronger airflow through ductwork without complicated installation.
Inline Duct Fan is designed for ducted ventilation where airflow needs a noticeable boost but the fan still needs to stay compact, quiet and easy to install.
The mixed-flow impeller combines axial and centrifugal behavior, giving the unit useful pressure for duct runs while keeping the body suitable for common residential and light commercial spaces.
For buyers, the value is simple: cleaner airflow movement, clear model data and a fan that can fit many everyday ventilation layouts.
Built around a mixed-flow impeller, this inline fan delivers practical pressure, airflow and quiet operation for duct ventilation.
The impeller supports a useful balance of airflow and static pressure for ducted ventilation.
Optimized airflow paths help keep operation more comfortable in rooms and workspaces.
The compact body integrates into existing duct systems for supply, exhaust or booster use.
Shaded pole and capacitive motor options support practical model selection.
Multiple duct diameters help installers select by airflow, pressure and room size.
The practical housing design supports easier handling during installation and maintenance.
| Model | A | φ B | C | D | E | F | G | H | H1 |
|---|---|---|---|---|---|---|---|---|---|
| KC – 100 | 300 | Φ100 | 100 | 214 | 62 | 60 | 7×5 | 182 | 95 |
| KC – 125 | 300 | Φ125 | 95 | 214 | 80 | 60 | 7×5 | 190 | 95 |
| KC – 150 | 293 | Φ150 | 120 | 237 | 72 | 70 | 7×5 | 211 | 110 |
| KC – 200 | 304 | Φ200 | 140 | 258 | 78 | 85 | 8×6 | 235 | 124 |
| KC – 250 | 383 | Φ250 | 180 | 298 | 119 | 92 | 11×8 | 291 | 152 |
| KC – 315 | 413 | Φ315 | 220 | 364 | 127 | 140 | 11×8 | 359 | 189 |
| Model | Voltage (V/Hz) | Power (w) | Speed | Current (A) | Air Flow (m³/h) | Air Pressure (Pa) | Noise (dB) | Size Φ (mm) | Reference Area (m²) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|---|
| KC-100 | 220/50 | 60 | H | 0.2 | 280 | 180 | 30 | 100/125 | 8-16 | 1.8 |
| L | 0.174 | 220 | 130 | 25 | ||||||
| KC-125 | 220/50 | 60 | H | 0.2 | 310 | 240 | 32 | 125 | 8-18 | 2 |
| L | 0.174 | 250 | 190 | 27 | ||||||
| KC-150 | 220/50 | 70 | H | 0.31 | 560 | 300 | 35 | 150/160 | 18-36 | 2.2 |
| L | 0.264 | 475 | 250 | 30 | ||||||
| KC-200 | 220/50 | 110 | H | 0.42 | 980 | 350 | 50 | 200 | 34-78 | 3.1 |
| L | 0.409 | 830 | 280 | 45 | ||||||
| KC-250 | 220/50 | 130 | H | 0.812 | 1700 | 550 | 60 | 250 | 42-84 | 7.0 |
| L | 0.65 | 1200 | 400 | 54 | ||||||
| KC-315 | 220/50 | 230 | H | 1.33 | 2900 | 700 | 66 | 315 | 60-120 | 9.7 |
| L | 1.1 | 2400 | 500 | 61 |
Mixed-flow inline ventilation for homes, offices, ducts and compact project spaces needing stronger air movement.
Moves stale, humid or odor-heavy air through ducted exhaust lines.
Provides quiet air circulation support for shared indoor spaces.
Useful where compact inline airflow and odor extraction are needed.
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 impeller balance, motor startup, duct diameter alignment, airflow and static pressure verification, noise target review 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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