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ebm-papst K3G133 Alternative — LONGWELL LWBE3G133

Looking for an alternative for ebm-papst K3G133-AA01-A2? The LONGWELL LWBE3G133 has the same impeller diameter. Catalogue ratings, measured curves and dimensioned drawings for every model are on the LONGWELL Fan Selector; final selection is made at your duty point. Typical applications: Small AHU, residential range hoods, server rack ventilation.

Reference model: ebm-papst K3G133-AA01-A2 Diameter: Ø133 mm Family: RadiCal / K3G → LONGWELL LWBE3G / LWAE3G / LWFC Sample: 1–3 days
Reference model
ebm-papst
K3G133
RadiCal / K3G · EC backward-curved centrifugal plug fan · Ø133 mm
→
LONGWELL series
LONGWELL
LWBE3G133
Same impeller diameter (Ø133 mm) · dimensions per LONGWELL drawing · 15–30 day production lead time

Specification Comparison

Specification ebm-papst K3G133 LONGWELL LWBE3G133
Fan type EC backward-curved centrifugal plug fan EC backward-curved centrifugal plug fan
Impeller diameter Ø133 mm Ø133 mm 6 models
Airflow range 150–500 m³/h up to 473 m³/h
Static pressure (max) 320 Pa up to 609 Pa
Motor power (max) 80 W up to 72 W
Noise floor (Lw) 50 dB(A) from 63 dB(A) (nameplate, per model)
Voltage 200–240 V 1Φ 220–230 / 115 V 1Φ
Control input 0–10 V / PWM / Modbus / EC-Control 0–10 V / PWM / Modbus RTU (RS485)
IP rating IP54 / IP55 IP54 / IP55 (per model)
Certifications CE · UL · VDE · EAC CE · RoHS · ETL (UL 507 / CSA C22.2 No.113)
Sample lead time Per manufacturer quotation 1–3 days
Series lead time (≤500 units) Per manufacturer quotation 15–30 days
Pricing Per manufacturer quotation Quoted per project
Verify it on the LONGWELL selector: all 6 LWBE3G133 models — data, measured curves, drawings · LWBE3G133-072NS-06 (largest airflow in the series) · check your own duty point · samples, MOQ and lead time

LWBE3G133 at a glance

Production Lead Time

15–30 days
Ex works for production batches. Stock standard models ship as samples in 1–3 days.

Pricing

Quoted per project
Price depends on model, voltage, control option and quantity. Sample fees are credited in full against the first production order.

Same Impeller Diameter

Ø133 mm
Same impeller diameter; confirm the mounting hole pattern and inlet ring against the LONGWELL drawing before ordering.

Installation and control: what to check

Mechanical

Mounting dimensions, inlet ring diameter, motor shaft height and terminal-box position of the LONGWELL LWBE3G133 are given on its dimensioned drawing. Compare them with the installed fan before ordering.

Electrical & control

The LONGWELL LWBE3G133 accepts a 0–10 V analog speed reference, PWM and Modbus RTU (RS485) control signals (per model; see the model datasheet). LONGWELL supplies its Modbus register map for BMS integration.For other bus protocols, ask LONGWELL engineering for the integration options.

Performance

The measured P-Q curve of every LONGWELL model is on its model page; we check your duty point against it before quoting.

Typical Applications

The LWBE3G133 is typically specified for Small AHU, residential range hoods, server rack ventilation. Common application categories include:

  • Small AHU
  • Compact FFU
  • Residential range hood
  • Server cabinet ventilation

Particularly suited for server cabinet ventilation and compact residential range-hood OEM.

FAQ

What should I check before using LONGWELL LWBE3G133 in place of ebm-papst K3G133?
The impeller diameter is the same. Confirm the mounting hole pattern, inlet ring diameter and shaft height against the dimensioned drawing on the LONGWELL LWBE3G133 model page before ordering; the available control inputs (0–10 V / PWM / Modbus RTU) and voltages are listed in the table above.
Where can I find efficiency data for LWBE3G133?
LONGWELL does not publish a single peak-efficiency figure for the LWBE3G133. The model page on the selection site gives airflow, static pressure and input power along the curve (measured where marked, nameplate-estimated otherwise), so the efficiency at your duty point follows directly; a test report for a specific model is available from engineering on request.
What is the LONGWELL lead time?
LONGWELL LWBE3G133 ships in 15–30 days for orders up to 500 units and 6–10 weeks for 1,000+ unit OEM programs. Sample units ship in 1–3 days from stocked Ø133 mm inventory.
How is LONGWELL pricing determined?
LONGWELL quotes per project. Pricing depends on quantity, voltage, IP rating, and control protocol options.
What applications is LWBE3G133 typically used for?
LWBE3G133 is typically specified for Small AHU, residential range hoods, server rack ventilation. Particularly suited for server cabinet ventilation and compact residential range-hood OEM.

Evaluate a LONGWELL alternative to K3G133 — samples in 1–3 days

Send a quick request — model + quantity + delivery address. Sample unit ships in 1–3 days for field validation. Series production at 15–30 day lead time after PO.

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Official Product Page
Browse the full Backward-Curved Centrifugal EC Fans range on longwellfans.com — request a quote on LWBE3G133 directly.
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ebm-papst® is a registered trademark of ebm-papst Group. LONGWELL is an independent manufacturer and is not affiliated with, endorsed by, or sponsored by ebm-papst. Any references to third-party trademarks are used solely for identification and comparison purposes. All performance figures reflect specific test conditions; final selection should be confirmed by duty point, voltage/control, mounting and project validation.