Delta Fans Catalog | DC & EC Fans for Servers, Power Supplies & Networking

Delta

236 results

Delta Fans catalog represents the complete product portfolio of Delta Electronics, one of the world's top three thermal management fan manufacturers. Delta specializes in high-reliability fans and blowers for computing, networking, power supply, and industrial equipment cooling — shipping over 100 million units annually to OEMs worldwide.This category consolidates Delta's major product lines under one navigable hub: the DC FAN sub-collection covers 178 models of traditional DC-powered fans ranging from 30x30mm micro fans for USB devices to 120x120mm server cooling fans; the EC FAN sub-collection introduces energy-efficient electronically commutated variants available in both centrifugal and axial configurations. The total Delta range at Hengrui exceeds 215 distinct part numbers.All Delta fans listed here are genuine OEM parts with verified model numbers, replacement cross-reference tools, and direct-from-manufacturer sourcing to ensure authenticity and consistent delivery for volume OEM and maintenance operations.

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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)

GTW091PBU29E-V007 \| Delta 3~380-480VAC 2153/4000W 910mm EC Axial Fan for Data Center AHU Delta GTW091PBU29E-V007 is a 3~380-480 VAC EC axial fan for data-center air-handling units. Its supplied data lists 32,843 m³/h maximum airflow, 504 Pa pressure, 1,260 rpm, and 2,153/4,000 W power. It supports 0-10 V, PWM, and RS485 control, with IP55 protection and maintenance-free ball bearings.	3~ 380-480	910	32843	504	2153/4000	1260	86.3
GTB023EUG10R-V E1 \| Delta Electronics 1~200-240VAC 180W EC Centrifugal Fan for Server Cooling With 1260 m3/h maximum airflow, GTB023EUG10R-V E1 serves server cooling as a nominal 230VAC EC centrifugal fan. Its PDF documents soft start and locked-rotor protection, plus 0-10V/PWM speed control.	1~200-240	φ225 x 99	1260	650	180	3000	72
GTM031FUC20R \| Delta Electronics 200-277VAC 530W EC Centrifugal Fan for AHU and Precision AC GTM031FUC20R is a nominal 230VAC EC centrifugal fan for AHUs and precision air conditioning. Its PDF specifies RS485 communication and an alarm relay, with 734 Pa maximum pressure and a 2500 rpm speed.	200-277	310	3014	734	530	2500	74.5
GTM056PUT34R \| Delta Electronics 3~380-480VAC 3100W EC Centrifugal Fan for AHU and Precision AC GTM056PUT34R is listed for three-phase 380-480VAC as an EC centrifugal fan for AHU cooling. Its 1550 rpm speed identifies a slower option than several smaller GTM entries; the supplied size is 560 mm.	3~ 380-480	560	14068	-	3100	1550	-
GTM045PUV36R \| Delta Electronics 3~380-480VAC 6000W EC Centrifugal Fan for AHU and Precision AC GTM045PUV36R is listed as a three-phase 380-480VAC EC centrifugal fan for precision AC and AHUs. A 6000 W input is the key supply-sizing figure; the 450 mm entry must be checked against the final assembly drawing.	3~ 380-480	450	11485	-	6000	3570	-
GTW091PUR22EA \| Delta Electronics 3~380-480VAC 2200W EC Axial Fan for Server Cooling GTW091PUR22EA offers EC axial fan ventilation for server cooling on three-phase 380-480VAC. A listed 910 mm size and 950 rpm speed distinguish this entry, with 30984 m3/h maximum airflow in the supplied table.	3~ 380-480	910	30984	155	2200	950	83
GTW080PUU23E \| Delta Electronics 3~380-480VAC 3100W EC Axial Fan for Server and Precision Cooling GTW080PUU23E is an EC axial fan listed for three-phase 380-480VAC server cooling. Its test table records 19626 m3/h at 265 Pa and 1200 rpm without a guard, providing a loaded operating point for system comparison.	3~ 380-480	800	30326	265	3100	1200	78
GTW050EUD19E \| Delta Electronics 1~200-277VAC 800W EC Axial Fan for Server and Precision Cooling GTW050EUD19E is listed as an EC axial fan for server and precision cooling on single-phase 200-277VAC. The supplied 497 mm size and 1500 rpm speed accompany a maximum airflow specification of 9046 m3/h.	1~ 200-277	497	9046	-	800	1500	-
GTW091PUU23E \| Delta Electronics 3~380-480VAC 3100W EC Axial Fan for Server and Precision Cooling The GTW091PUU23E is an EC axial fan for server and precision cooling, listed for three-phase 380-480VAC. Its PDF records 36185.9 m3/h at free air and 1100 rpm without a fan guard, identifying the test condition.	3~380-480	910	36186	219	3100	1100	86
GTW091PUR22E \| Delta Electronics 3~380-480VAC 2200W EC Axial Fan for Server and Precision Cooling GTW091PUR22E pairs nominal 400VAC EC axial operation with a 950 rpm speed for server and precision cooling. Its PDF lists 30984 m3/h maximum airflow and 0-10V/PWM control for adjusting the fan speed.	3~380-480	905	30984	-	2200	950	-
GTW080PUR23E \| Delta Electronics 3~380-480VAC 2200W EC Axial Fan for Server and Precision Cooling An 800 mm EC axial fan format identifies GTW080PUR23E for server and precision cooling. Listed for three-phase 380-480VAC, the model has a 2200 W input specification; exact control interfaces need confirmation.	3`380-480	800	-	-	2200	-	-
GTW071PUT23E \| Delta Electronics 3~230/400VAC 2700W EC Axial Fan for Server and Precision Cooling GTW071PUT23E is a nominal 400VAC EC axial fan for server and precision cooling. Its PDF specifies an IP54 rating and RS485 Modbus control, with 23134 m3/h maximum airflow at the documented 1250 rpm setup.	3~230/400	710	23134	259	2700	1250	82
GTWA63HBK21E \| Delta Electronics 3~230/400VAC 546W EC Axial Fan for Server and Precision Cooling GTWA63HBK21E uses an EC axial fan design for server and precision cooling on three-phase 230/400VAC. The supplied 850 x 850 x 222 mm assembly is listed at 1250 rpm, with 13780 m3/h maximum airflow.	3~230/400	850 x 850 x 222	13780	196	546	1250	75
GTM050EUD19E \| Delta Electronics 3~380-480VAC EC Centrifugal Fan for AHU and Precision AC GTM050EUD19E is listed for three-phase 380-480VAC operation as an EC centrifugal fan for AHUs and precision air conditioning. Its 500 mm size is documented; further performance details require the exact datasheet.	3~380-480	500	-	-	-	-	-
GTM056PBT34R \| Delta Electronics 3~380-480VAC 3100W EC Centrifugal Fan for AHU and Precision AC GTM056PBT34R combines a 565 mm EC centrifugal fan format with three-phase 380-480VAC operation for AHUs and precision AC. Its listed 1550 rpm speed is paired with 14068 m3/h maximum airflow and 3100 W input.	3~380-480	565	14068	-	3100	1550	-
GTM045PBV36R \| Delta Electronics 3~380-480VAC 6000W EC Centrifugal Fan for AHU and Precision AC For AHU and precision air-conditioning layouts, GTM045PBV36R offers a listed 460 mm EC centrifugal fan format. The three-phase 380-480VAC model has a 3570 rpm speed specification and 6000 W listed input.	3~380-480	460	11485	-	6000	3570	-
GTM036PBS32R \| Delta Electronics 3~380-480VAC 3650W EC Centrifugal Fan for AHU and Precision AC The GTM036PBS32R is an EC centrifugal fan listed for three-phase 380-480VAC in AHU and precision cooling systems. Its 360 mm format is specified at 3650 rpm, with 5060 m3/h maximum airflow in the table.	3~380-480	360	5060	-	3650	3650	-
GTM031PBM22R \| Delta Electronics 3~380-480VAC 1250W EC Centrifugal Fan for AHU and Precision AC GTM031PBM22R is an EC centrifugal fan for AHU and precision air-conditioning systems. The supplied fan-wall PDF specifies three-phase 380-480VAC operation and a maximum input of 1250 W for each fan.	3~ 380-480	310	3966	-	1250	2210	-
GTM050HBT34R \| Delta Electronics 3~380-480VAC 3100W EC Centrifugal Fan for AHU and Precision AC GTM050HBT34R provides EC centrifugal fan airflow for AHUs and precision air conditioning on three-phase 380-480VAC. A 500 mm format and 1820 rpm speed accompany its listed maximum airflow of 12908.1 m3/h.	3~ 380-480	500	12908.1	-	3100	1820	-
GTM056HBT34R \| Delta Electronics 3~380-480VAC EC Centrifugal Fan for AHU and Precision AC A listed 560 mm size defines GTM056HBT34R for AHUs and precision air conditioning. This EC centrifugal fan uses a three-phase 380-480VAC supply; model-specific interface and performance details need confirmation.	3~ 380-480	560	-	-	-	-	-

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About Delta

For over 20 years, our team has worked as a trusted supplier of Delta fans and blowers, supporting engineers and purchasing teams from initial selection through long-term replacement supply.

Our customers rely on these products across HVAC and ventilation, refrigeration and cold chain equipment, data center cooling, industrial process cooling, electronics and telecom cabinet thermal management, new energy and power equipment. Because we work with this brand every day, we can quickly confirm availability, compare parameter curves and recommend the most cost-effective series for the operating point you need.

We also handle a large volume of replacement projects. If your installed Delta unit is obsolete, our engineers verify the mounting dimensions, voltage and airflow-pressure curve, then identify the closest current-series replacement and confirm the swap details before you commit to an order.

Every Delta enquiry is backed by full engineering support — datasheets, curves and dimension drawings before you order, flexible quantities from sample to bulk, and after-sales assistance throughout the service life of the equipment.

How to Select the Right Delta

The most reliable way to specify delta is to work from the system, not from the catalog. Measure or calculate the airflow and pressure demand first, add the dimensional limits of the mounting position, and only then shortlist series whose curves cover your operating point with margin.

Electrical matching is the next gate. Confirm the supply voltage — 12 V, 24 V or 48 V DC for compact electronics cooling, 115 V or 230 V AC for equipment and panel cooling — and decide whether you need speed control. EC models accept PWM or 0-10 V signals and report speed through a tachometer output, which makes them the default choice for variable-airflow systems, while AC units remain a cost-effective answer for fixed-speed duty.

Then filter by environment. High ambient temperature, dust or moisture loads dictate the IP rating and bearing choice — ball bearings keep airflow and noise stable over years, while sleeve bearings suit light-duty horizontal mounting. Regulatory needs such as UL, CE and RoHS recognition should be confirmed before the shortlist goes to purchasing, together with a maximum allowed sound pressure level in dBA.

End the process by checking supply, not just specification: confirm current stock, the lead time for follow-up quantities, and obtain datasheets and dimension drawings so the mechanical interface is verified before the PO. Send us your airflow and pressure requirements and our engineers will confirm the best-matched series — 236 products are available in this category today.

Typical Applications and Use Cases for Delta

The daily work of our sales engineers is built around delta used in data center cooling, refrigeration and cold chain projects, building ventilation, telecom base stations, medical devices and industrial control cabinets — environments where a stopped fan is a stopped business process. That daily exposure to real installations is exactly what we bring back into every selection: not just reading curves, but knowing which models survive dust, heat, continuous duty and restricted service access.

A typical case: an equipment builder needed to replace an aging AC fan inside a control cabinet that could not be taken offline for more than an hour. By cross-referencing the frame dimensions, voltage and airflow curve, we supplied a current-series drop-in replacement with a matching tachometer signal, and the swap was completed during a scheduled maintenance window.

Refrigeration and cold chain customers bring us another pattern: the failed condenser fan is unavailable for weeks. Comparing diameter, speed, bearings and IP rating, we supply a functionally equivalent unit from stock so the system returns to duty the same week — the reason many service companies keep our contact number on file.

From one-piece emergency replacements to volume supply for equipment manufacturers, every Delta enquiry is handled by the same rule: verify the parameters first, then quote — so what arrives on site is the fan the project actually needs.

Frequently Asked Questions About Buying Delta

Can I order a single piece or request a sample before a bulk purchase?

Single-piece orders and samples are welcome — many customers validate one unit in their system before committing to volume. There is no minimum order quantity for standard stock models, and the sample price is deducted from the bulk order in most repeat purchases. Tell us the quantity you plan to use and we will quote both scenarios.

Do you support customized or OEM versions of delta?

Yes. Beyond catalogue models we can discuss modified lead wires, connectors, speed curves, IP upgrades or private-label packaging for OEM projects. Customization usually starts from a defined annual quantity; our engineers will review your requirement and confirm feasibility, tooling cost and lead time before any commitment.

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.

Delta

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About Delta

How to Select the Right Delta

Typical Applications and Use Cases for Delta

Frequently Asked Questions About Buying Delta

Can I order a single piece or request a sample before a bulk purchase?

Do you support customized or OEM versions of delta?

What warranty and after-sales support do you provide?