Single Way Inline Box Fan

Source-backed Silent In-Line Series parameters: partial model coverage

Published source: KCVENTS Silent In-Line Series technical table. Exact source coverage is limited to the ten models listed below. Target models DPT15-40, DPT20-150, DPT20-70, DPT25-210, DPT25-260 and DPT25-320 are not covered by this source and remain pending verification.

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

Inline duct fan selection

Inline Box Fan Selection Snapshot

Confirm whether a single-way inline box fan fits the duct route and service space before final model approval. Final quotation depends on duct size, installation space, airflow target, static pressure, duct length, bends, voltage, frequency and quantity.

Photo note: use the product image for shape recognition, then confirm duct size, service space and the exact model row before engineering approval.

Project fitsingle-way inline box fan

Applicationboxed inline duct ventilation with serviceable installation space

Project detailsConfirm duct size, installation space, airflow target, static pressure, duct length, bends and voltage/frequency

Source note

HF Series coverage is 100% with high-confidence parameter rows in the PIM/source database. Do not copy values across unrelated duct fan pages.

Specification policy

Use the exact HF model row for selection

Single Way Inline Box Fan technical and selection table
Spec item	How to use it	Buyer check
Airflow	Use the exact HF variant source row	Match room volume and ventilation objective.
Static pressure	Check against duct length, bends and outlet resistance	Do not choose by airflow alone.
Noise	Use documented checks dBA value and installation context	Confirm if the fan is near occupied areas.
Voltage/frequency	Confirm before order	Match local project power supply.

Application fit

Where this inline duct fan fits

Single Way Inline Box Fan is suited for boxed inline duct ventilation with serviceable installation space where the buyer needs compact inline installation and a defined duct route.

For long duct runs, multiple bends, filter resistance or strict noise targets, confirm static pressure instead of selecting by nominal airflow only.

Send these details

Duct diameter and duct length
Number of bends and outlet type
Airflow target and noise limit
Voltage/frequency and quantity

Core Engineering Features

Source-backed Silent In-Line Series parameters: partial model coverage set against the published values on this page. Every point below is taken from this model’s own data.

Project fitsingle-way inline box fan

Applicationboxed inline duct ventilation with serviceable installation space

Project detailsConfirm duct size, installation space, airflow target, static pressure, duct length, bends and voltage/frequency

Voltage (V/Hz)220-50

Speed/

Power (W)23

Quality Assurance & Warranty

Fan orders are checked at the factory before shipping, because published airflow and pressure only hold if the delivered unit matches its table row.

Applied to this model: Project fit single-way inline box fan, Application boxed inline duct ventilation with serviceable installation space. These checks are run against that specification before the unit ships.

Airflow and pressure checkChecks cover motor start-up, impeller balance, airflow and static pressure verification, noise review and model-to-table parameter matching.

Documented complianceCE, RoHS and related files cover the listed fan families; see the documents section below.

Warranty supportWarranty for fan orders is confirmed with the quotation for your destination market.

Service parts for fansImpellers, motor capacitors, mounting brackets and common service items.

OEM/ODM & Supply Options

For distributors and contractors working on ventilation projects, the supply side adapts to your market instead of one fixed fan build.

For this model (Project fit single-way inline box fan, Application boxed inline duct ventilation with serviceable installation space), the OEM route can start from that base specification rather than a blank sheet.

OEM/ODMBadging, packaging and control options for fan orders, including branded cartons and manual inserts.

Airflow and pressure variantsModel selection, motor power and voltage options are reviewed against your duct calculation.

Voltage & plug optionsVoltage and plug configuration for this product line can be reviewed during quotation.

Documentation & bulk supplyCatalogues, technical sheets, available certificates, volume pricing and distributor programs for this product line.

Order quantity & lead timeMinimum order quantity, sampling and production lead time are confirmed per model and order volume — see the B2B supply page for how sourcing enquiries are handled.

Documents & Compliance

Download the In-Line Series datasheet used for the technical values on this page, and review the relevant compliance documents.

Download In-Line Series datasheet (PDF)

Confirm the exact model, destination-market requirements and current documentation before quotation or project documentation.

View all certifications and compliance documents by product scope

Frequently asked questions

Can I choose by duct diameter only?

No. Duct diameter is only the starting point. Confirm airflow, static pressure, duct length and bends.

Why confirm static pressure?

Long ducts, filters and bends reduce actual airflow. Static pressure helps avoid under-selection.

What information is needed for quote?

Send duct diameter, route, airflow target, duct length, bends, outlet type, voltage/frequency, quantity and destination.

Product inquiry

Confirm the published specifications, then add this product to your quote list.