Silent In-Line Series is a low-noise inline duct fan series for homes, commercial rooms and light project ventilation that need steady airflow with a cleaner installation path.
Silent In-Line Series is made for ducted ventilation projects where people need fresh, moving air without a loud fan becoming part of the room.
The series uses a galvanized steel body and multiple duct-size options to support reliable air supply or exhaust in residential, commercial and light industrial spaces.
Its practical inline format keeps the fan out of sight while still giving installers clear size and performance data for model selection.
Built for quieter duct ventilation, Silent In-Line Series balances galvanized construction, model range and practical installation.
Noise-controlled construction helps reduce disturbance in rooms, offices and shared spaces.
Durable galvanized construction supports long-term project use and stable duct connection.
Multiple sizes help installers match the fan to small rooms, larger duct runs and mixed project layouts.
The inline body can be integrated into duct systems with a cleaner, space-saving installation.
Published airflow, pressure and noise data make model selection more predictable.
The fan supports homes, offices, workshops, greenhouses, clean rooms and other ventilation spaces.
| Model | L | L1 | W | W1 | H | H1 | C |
|---|---|---|---|---|---|---|---|
| DPT10-12B | 462 | 388 | 240 | 180 | 200 | 45 | Φ96 |
| DPT10-24B | 462 | 388 | 240 | 180 | 200 | 45 | Φ96 |
| DPT15-32B | 488 | 388 | 240 | 186 | 238 | 40 | Φ148 |
| DPT15-42B | 540 | 440 | 270 | 210 | 380 | 51 | Φ148 |
| DPT20-54B | 562 | 470 | 340 | 270 | 382 | 52 | Φ198 |
| DPT20-54C | 632 | 540 | 370 | 270 | 320 | 71 | Φ198 |
| DPT20-65B | 662 | 570 | 401 | 300 | 365 | 94 | Φ198 |
| DPT25-76B | 662 | 570 | 401 | 300 | 365 | 94 | Φ250 |
| DPT25-76C | 732 | 640 | 401 | 340 | 380 | 61 | Φ250 |
| DPT25-86B | 732 | 640 | 401 | 340 | 380 | 61 | Φ250 |
| Model | Voltage (V/Hz) |
Speed | Power (W) |
Airflow (m³/h) |
Static Pressure (Pa) |
Noise (dB) |
Duct Diameter Φ(mm) |
|---|---|---|---|---|---|---|---|
| DPT10-12B | 220-50 | / | 23 | 100 | 80 | 20 | 100 |
| DPT10-24B | 220-50 | H/L | 30/23 | 200/150 | 125/100 | 23 | 100 |
| DPT15-32B | 220-50 | H/L | 42/33 | 360/250 | 160/120 | 27 | 150 |
| DPT15-42B | 220-50 | H/L | 103/88 | 500/400 | 190/165 | 29 | 150 |
| DPT20-54B | 220-50 | H/L | 114/101 | 770/600 | 200/195 | 35 | 200 |
| DPT20-54C | 220-50 | H/L | 174/146 | 920/800 | 240/220 | 37 | 200 |
| DPT20-65B | 220-50 | H/L | 253/210 | 1200/1000 | 360/320 | 41 | 200 |
| DPT25-76B | 220-50 | H/L | 535/480 | 1700/1500 | 420/410 | 43 | 250 |
| DPT25-76C | 220-50 | H/L | 565/500 | 1900/1800 | 430/425 | 46 | 250 |
| DPT25-86B | 220-50 | H/L | 800/728 | 2600/2400 | 530/510 | 46 | 250 |
Low-noise inline ventilation for rooms and projects that need reliable air movement without visual clutter.
Provides ducted exhaust or supply ventilation for bathrooms, kitchens and living spaces.
Helps keep shared commercial rooms ventilated with less noise impact.
Supports controlled air movement where airflow consistency and filtration systems matter.
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 housing fit, motor operation, duct diameter alignment, airflow and 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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