Wistro External Fans Unit

External Fan Unit

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Mfr Part #	Rated Voltage(V)	Size(mm)	Max.Air Flow(m³/h)	Max.Pressure(Pa)	Input Power(W)	Speed(rpm)	Noise(db)

GTB031FUC20R N1 \| WISTRO 1~230VAC 530W 310mm AC Centrifugal Blower for data center cooling GTB031FUC20R N1 is a 1~230 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is a 310 mm size specified in the upload data. It also lists 3014 m³/h maximum airflow stated for this model. Review cooling margin for equipment design. Check the exact variant before ordering.	1~230	310	3014	74	530	2500	74.5
GTW091PUU29E-V001 \| WISTRO 400VAC 4000W 910mm AC Centrifugal Blower for data center cooling GTW091PUU29E-V001 is a 400 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 86.3 dB noise data recorded for this model. It also lists a 910 mm size specified in the upload data. Review power budget for spares planning. Check the exact variant before ordering.	400	910	11906	364	4000	1260	86.3
GTM063PBU41R \| WISTRO 3~380-480VAC 4200W 630mm AC Centrifugal Blower for data center cooling GTM063PBU41R is a 3~380-480 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 4200 W input power for the listed electrical version. It also lists a 630 mm size specified in the upload data. Review fan selection for spares planning. Check the exact variant before ordering.	3~ 380-480	630	20592	-	4200	1800	-
GTB036PUD25E N1 \| WISTRO 400VAC 1000W 360 x 250mm AC Centrifugal Blower for data center cooling GTB036PUD25E N1 is a 400 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 2200 rpm rated speed in the supplied parameter row. It also lists a ψ360 x 250 mm size specified in the upload data. Review service access for spares planning.	400	ψ360 x 250	5573	919	1000	2200	81
GTW050EUD19E-M001 \| WISTRO 1~200-277VAC 800W AC Centrifugal Blower for data center cooling GTW050EUD19E-M001 is a 1~200-277 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 187 Pa maximum pressure stated for this model. It also lists a 500 mm size specified in the upload data. Review airflow path for spares planning. Check the exact variant before ordering.	1~ 200-277	500	9046	187	800	1500	81
GTM045PUV36R-V001 \| WISTRO 400VAC 450mm AC Centrifugal Blower for data center cooling A 400 VAC electrical rating defines GTM045PUV36R-V001, a centrifugal fan for servers, medical equipment, laboratory equipment. Its representative supplied feature is a 450 mm size specified in the upload data. Selection focus: housing geometry during cabinet planning. Check the exact variant before ordering.	400	450	-	-	-	-	-
GTB063PUU41R-V006A \| WISTRO 400VAC 4200W 630mm AC Centrifugal Blower for data center cooling GTB063PUU41R-V006A is a 400 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 20289 m³/h maximum airflow stated for this model. It also lists a 630 mm size specified in the upload data. Review performance curve for cabinet planning.	400	630	20289	1807	4200	1696	83
GTB056PUT34R \| WISTRO 400VAC 3100W 560mm AC Centrifugal Blower for data center cooling GTB056PUT34R is a 400 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 1550 rpm rated speed in the supplied parameter row. It also lists a 560 mm size specified in the upload data. Review equipment interface for motor selection. Check the exact variant before ordering.	400	560	14068	980	3100	1550	85
GTM031PHJ22M \| WISTRO 400VAC 1000W 400mm AC Centrifugal Blower for data center cooling GTM031PHJ22M is a 400 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 3704 m³/h maximum airflow stated for this model. It also lists a 400 mm size specified in the upload data. Review service access for motor selection. Check the exact variant before ordering.	400	400	3704	1035	1000	3060	81
GTB036PCN25R-M E1 \| WISTRO 3~200-240VAC 735W AC Centrifugal Blower for data center cooling GTB036PCN25R-M E1 is a 3~200-240 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 880 Pa maximum pressure stated for this model. It also lists a φ360 x 251 mm size specified in the upload data. Review ventilation duty for air-system design.	3~ 200-240	φ360 x 251	5362	880	735	2250	81
GTB050PUT33R E1 \| WISTRO 400VAC 3100W 500mm AC Centrifugal Blower for data center cooling GTB050PUT33R E1 is a 400 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 3100 W input power for the listed electrical version. It also lists a 500 mm size specified in the upload data. Review ventilation duty for noise assessment.	400	500	12286	1145	3100	-	-
GTB025FUC19R N1 \| WISTRO 230VAC 415W 259mm AC Centrifugal Blower for data center cooling GTB025FUC19R N1 is a 230 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is a 259 mm size specified in the upload data. It also lists 2600 m³/h maximum airflow stated for this model. Review electrical supply for noise assessment. Check the exact variant before ordering.	230	259	2600	765	415	3050	79
GTB019FUA07R-VE1 \| WISTRO 230VAC 85W 190mm AC Centrifugal Blower for data center cooling GTB019FUA07R-VE1 is a 230 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 753 m³/h maximum airflow stated for this model. It also lists a 190 mm size specified in the upload data. Review pressure requirement for commissioning review.	230	190	753	841	85	3100	70
GTW017EUB12 \| WISTRO 1~200-240VAC 240W AC Centrifugal Blower for data center cooling GTW017EUB12 is a 1~200-240 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 5800 rpm rated speed in the supplied parameter row. It also lists a 200 x 122 mm size specified in the upload data. Review ventilation duty for cooling validation.	1~200-240	200 x 122	1177	844	240	5800	70.5
GTB063PUU38R-VHR3 \| WISTRO 3~380-480VAC 3700W AC Centrifugal Blower for data center cooling GTB063PUU38R-VHR3 is a 3~380-480 VAC centrifugal fan for servers, medical equipment, laboratory equipment. Its main supplied feature is 1807 Pa maximum pressure stated for this model. It also lists a 630 mm size specified in the upload data. Review housing geometry for procurement comparison.	3~380-480	630	20381	1807	3700	-	-
BG250-450（17.10.2514） \| WISTRO 3~220-400VAC 415W External Motor Cooling Fan for Food, Low-Temp and Ex Areas For AC/DC motor cooling in food, low-temperature, or Ex-area equipment, BG250-450（17.10.2514） is a 415 W external motor cooling axial fan rated at 3~220-400 VAC. A defining supplied feature is a compact modular structure suited to integration around the motor. Review airflow demand for the final motor size.	3~220-400	-	-	-	415	-	-
BG200-249（17.10.1971） \| WISTRO 3~220-400VAC 247W External Motor Cooling Fan for Food, Low-Temp and Ex Areas Within AC/DC motor cooling in food, low-temperature, or Ex-area equipment, BG200-249（17.10.1971） provides a external motor cooling axial fan platform using 3~220-400 VAC and 247 W input. A defining supplied feature is a 247 W input rating that distinguishes this electrical version. Check the required forced-ventilation duty.	3~220-400	-	-	-	247	-	-
BG160-200（P15.51.0396） \| WISTRO 1~230-277VAC 367W External Motor Cooling Fan for Food, Low-Temp and Ex Areas Specified at 1~230-277 VAC and 367 W, BG160-200（P15.51.0396） is a external motor cooling axial fan for AC/DC motor cooling in food, low-temperature, or Ex-area equipment. A defining supplied feature is IP66 protection documented for this exact item in the supplied reference. Match the fan module to the motor frame.	1~ 230-277	-	-	-	367	-	-
BG160-200（17.10.0035) \| WISTRO 1~230-277VAC 390W External Motor Cooling Fan for Food, Low-Temp and Ex Areas In AC/DC motor cooling in food, low-temperature, or Ex-area equipment, BG160-200（17.10.0035) functions as a 1~230-277 VAC external motor cooling axial fan. Its representative feature is the series vibration-resistant construction stated in the reference sheet. Use the exact part number when checking mounting compatibility and cooling demand.	1~ 230-277	-	-	-	390	-	-
BG132（P15.51.0398） \| WISTRO 1~230-277VAC 150W External Motor Cooling Fan for Food, Low-Temp and Ex Areas BG132（P15.51.0398） serves AC/DC motor cooling in food, low-temperature, or Ex-area equipment through a 1~230-277 VAC, 150 W external motor cooling axial fan configuration. A defining supplied feature is a sheet-metal and die-cast housing arrangement for the external fan unit. Review housing construction for the mounting position.	1~ 230-277	-	-	-	150	-	-

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About External Fan Unit

How to Select the Right External Fan Unit

Before comparing models of external Fan Unit, write down the real operating requirements: required airflow, system static pressure, available installation space and the electrical supply on site. A selection that ignores any of these four factors usually ends in returned goods or on-site retrofits.

Voltage and control define the shortlist. Standard options include 12/24/48 V DC and 115/230 V AC; for applications where operating points move, EC fans with PWM or 0-10 V input give precise speed control, and a tach signal provides the feedback many safety systems require.

Environmental conditions eliminate unsuitable models faster than any catalog filter. Check the ambient temperature range, required IP protection for dust and moisture, and the expected service life — ball-bearing units hold their noise and airflow figures far longer than sleeve-bearing designs in vertical or high-temperature positions. If the equipment must ship into regulated markets, verify UL, CE and RoHS compliance at this stage, and set a realistic noise target in dBA so acoustic requirements do not surface after installation.

Close the selection by de-risking the order: verify stock levels, confirm production lead time, and request datasheets plus dimension drawings for the final candidates so the mounting holes and connectors are checked before purchase. Share your operating point with us and we will validate the fit 32 products in this category are ready for comparison.

Typical Applications and Use Cases for External Fan Unit

Across our project record, external Fan Unit are specified wherever equipment must stay cool and air must keep moving: data centers and server rooms, commercial refrigeration, air handling and ventilation systems, telecom and battery cabinets, industrial machinery, and power electronics in the new-energy sector. What these projects share is a simple truth — the fan is small in cost but decisive for uptime, so it deserves the same engineering attention as the equipment it protects.

In a recent retrofit project, a customer's cooling unit had to keep running while its worn fan was exchanged. We identified a current-series replacement with identical mounting dimensions and an equivalent airflow-pressure curve, confirmed the tach output compatibility, and the installation was finished within a single maintenance window.

A second frequent case is refrigeration service: a condenser or evaporator fan fails and the exact original model is on long lead time. Instead of waiting, we check bearing type, IP rating, blade diameter and speed, then offer an equivalent that restores capacity immediately — one of the most common ways our stock protects cold chain operations.

New builds and replacement projects on Wistro equipment follow the same path at our company: you send the required airflow, pressure and dimensions; we respond with a shortlist, performance curves and firm delivery dates.

Frequently Asked Questions About Buying External Fan Unit

What warranty and after-sales support do you provide?

Every unit is covered by the manufacturer's warranty against defects in materials and workmanship, and we support you through the whole claim process so you deal with one supplier instead of chasing a factory overseas. If a failure appears in service, send us the serial number, operating conditions and photos, and we will arrange the replacement or credit path agreed in the quotation.

What technical documentation do you provide before purchase?

Datasheets, performance curves, dimension drawings and certification files (UL, CE, RoHS where applicable) are available on request before you buy — we believe a purchase order should follow a verified selection, not replace it. For project tenders we can also provide product comparison tables that put the candidate models side by side on the parameters you care about.

Do you have external Fan Unit in stock and how fast can you deliver?

Common series and mainstream voltage versions are normally in stock and can ship within a few working days; specialized or customized variants are produced to order and typically require additional production time. Send us the exact model or the required parameters and we will confirm stock, unit price and the earliest shipment date in one reply Currently 32 products in this category are listed online.

External Fan Unit

External Fan Unit

By type

By industry

Rated Voltage(V)

Size(mm)

Max.Air Flow(m³/h)

Max.Pressure(Pa)

Input Power(W)

Speed(rpm)

Noise(db)

Stocking Options

Environmental Options

Media

Exclude

Applied Filters

About External Fan Unit

How to Select the Right External Fan Unit

Typical Applications and Use Cases for External Fan Unit

Frequently Asked Questions About Buying External Fan Unit

What warranty and after-sales support do you provide?

What technical documentation do you provide before purchase?

Do you have external Fan Unit in stock and how fast can you deliver?