Dongguan Hongheng Electronic Technology Co., Ltd.

About Us

Dongguan Hongheng Electronic Technology Co., Ltd.

Dongguan Hongheng Electronic Technology Co., Ltd. is an electronic components enterprise integrating design, development, manufacturing, patent ownership, technology transfer, and sales, with more than 30 years of technical expertise. Our company focuses on the R&D and production of high-quality inductors, transformers, filters, and toroidal coils, operating under the registered trademark "鸿恒达 HHd."

Business Scope and Applications: Inductor, Transformer, Filter, Toroidal Coil, Electronic Coil Components, Lighting Energy-Saving Electronic Components, Automotive Electronic Components, Household Appliances, General Machinery Equipment, New Energy Inductor, Solar Inductor, Photovoltaic (PV) Inductor, Energy Storage Inductor Coil, Automotive Inductor, Medical Pulse Coil, Telecommunication Transformer, Industrial Power Transformer, Security Sensor Coil, EMC/EMI Filter, Digital Audio, Consumer Electronics Inductor, and Customization & Services.

The company currently offers 6 major product categories comprising over 2,700 items, and holds 2 patents covering 36 of them.

Over the years, the company has consistently upheld its commitment to excellent product quality, superior cost performance, short delivery time, and quick responsiveness, striving to meet customer requirements and expectations to the greatest extent possible.

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Industry expertise (Years)

30+
Products (Items)

2700+
Number of Pattents

2+
Patented Products (Items)

36+

Scope of application

Company News

News and Information • Real time Presentation

All dynamics

Events

Product News

Industry News

2026-04-17

Product News

Hongheng Electronic Technology（鸿恒达HHd）introduces an cost-effective network transformer, model 749050010U, as a direct alternative to Würth Elektronik

2026-04-15

Industry News

Grounded in current trends in the electronic components industry (as of 2025), forecasts the global shipment rankings of inductor coil products by country/region for the year 2026 as follows:

2026-03-23

Industry News

Hongheng Electronic Technology has launched a series of Molded Inductors(dual winding) HCM1V1008 that serve as direct replacements for Eaton’s original models -HCSA1V1008-100,150,220

2026-03-22

Industry News

Hongheng Electronic Technology has launched a series of PoE transformers that serve as direct replacements for Coilcraft’s original models -POE33PR,53PR,35PR,70PR,38PR,72PR

2026-03-21

Industry News

Hongheng Electronic Technology（鸿恒达HHd）has launched a series of PoE transformers that serve as direct replacements for Coilcraft’s original models -FA2671, FA2672, and FA2732

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd）recently launched the PoE transformer ODM099 series

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd）recently obtained a new patent.

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd）has launched a high-power inverter transformer, model EE55-3500W-220, with a power rating of 3500W.

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd） has launched a mini inverter transformer (EE33W-300W-12-220) with a power of 300W

2026-03-20

Industry News

Hongheng Electronic Technology（鸿恒达HHd）introduces an cost-effective network transformer, model 749050010U, as a direct alternative to Würth Elektronik

2026-03-20

Industry News

Sumida Alternative - WCDMT Series vs. MTA Series

2025-12-18

Product News

Design Patent Certificate — Pet Water Dispenser (Divine Beast: Schrodinger

2025-06-19

Product News

HHd鸿恒达 recently released a series of axisymmetric, dual winding coupled inductor HCM1V1008 series

2025-06-13

Industry News

Xinhua News Agency [Brand Observation] Special Topic Selection Symposium: Brief Introduction to HHD Patented Products

2025-06-13

Industry News

Xinhua News Agency [Brand Observation] | 鸿恒达HHd's cutting-edge technology patent achievements (HPI1615SF series) will make a heavyweight appearance tomorrow at the technology innovation and [Brand Observation] symposium

2025-06-10

Events

[Brand Observation] Outline for Special Topic Selection Symposium: Focus on Cutting-Edge Technological Innovation and High-Quality Brand Development

2025-06-02

Industry News

Low loss, high current, broadband shielded magnetic core device suitable for mobile power supply

2025-05-22

Product News

Key parameters commonly used for inductor products

2025-05-22

Product News

HHd鸿恒达has recently released two types of series of metal composite molding inductors

2025-05-22

Product News

Understand the magnetic ring coil

2025-05-21

Events

Preparation for participation in the "Hong Kong Autumn Electronics Fair and International Electronic Components and Production Technology Exhibition" in the peroid from 13th to 16th, Oct., 2025

2025-05-12

Product News

What external factors may cause significant changes in the inductance value of an inductor?

2026-04-17

Product News

Hongheng Electronic Technology（鸿恒达HHd）introduces an cost-effective network transformer, model 749050010U, as a direct alternative to Würth Elektronik

2026-04-15

Industry News

Grounded in current trends in the electronic components industry (as of 2025), forecasts the global shipment rankings of inductor coil products by country/region for the year 2026 as follows:

2026-03-23

Industry News

Hongheng Electronic Technology has launched a series of Molded Inductors(dual winding) HCM1V1008 that serve as direct replacements for Eaton’s original models -HCSA1V1008-100,150,220

2026-03-22

Industry News

Hongheng Electronic Technology has launched a series of PoE transformers that serve as direct replacements for Coilcraft’s original models -POE33PR,53PR,35PR,70PR,38PR,72PR

2026-03-21

Industry News

Hongheng Electronic Technology（鸿恒达HHd）has launched a series of PoE transformers that serve as direct replacements for Coilcraft’s original models -FA2671, FA2672, and FA2732

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd）recently launched the PoE transformer ODM099 series

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd）recently obtained a new patent.

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd）has launched a high-power inverter transformer, model EE55-3500W-220, with a power rating of 3500W.

2026-03-21

Product News

Hongheng Electronic Technology（鸿恒达HHd） has launched a mini inverter transformer (EE33W-300W-12-220) with a power of 300W

2026-03-20

Industry News

Hongheng Electronic Technology（鸿恒达HHd）introduces an cost-effective network transformer, model 749050010U, as a direct alternative to Würth Elektronik

2026-03-20

Industry News

Sumida Alternative - WCDMT Series vs. MTA Series

2025-12-18

Product News

Design Patent Certificate — Pet Water Dispenser (Divine Beast: Schrodinger

2025-06-19

Product News

HHd鸿恒达 recently released a series of axisymmetric, dual winding coupled inductor HCM1V1008 series

2025-06-13

Industry News

Xinhua News Agency [Brand Observation] Special Topic Selection Symposium: Brief Introduction to HHD Patented Products

2025-06-13

Industry News

2025-06-10

Events

[Brand Observation] Outline for Special Topic Selection Symposium: Focus on Cutting-Edge Technological Innovation and High-Quality Brand Development

2025-06-02

Industry News

Low loss, high current, broadband shielded magnetic core device suitable for mobile power supply

2025-05-22

Product News

Key parameters commonly used for inductor products

2025-05-22

Product News

HHd鸿恒达has recently released two types of series of metal composite molding inductors

2025-05-22

Product News

Understand the magnetic ring coil

2025-05-21

Events

Preparation for participation in the "Hong Kong Autumn Electronics Fair and International Electronic Components and Production Technology Exhibition" in the peroid from 13th to 16th, Oct., 2025

2025-05-12

Product News

What external factors may cause significant changes in the inductance value of an inductor?

Service Support

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Quality assurance
After-sale service
1-on-1 online service

Product name：FA2671-AL

Product description：FA2671

Product Introduction：

• Designed for PoE(Power over Ethernet) PD controllers for the application up to 15 Watts.

• Operates in condition model with 32V~72V input.

• Very low power loss ferrite core used, operation frequency up to 500kHz.

• 1500Vrms,one minutes isolation between Primary and Secondary.

• Operating temperature range: -40℃ to +125℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• NT Weight: 3.8~4.0g.

• Packing: 13″ machine-ready reel. EIA-481 embossed plastic tape.

• Packing Qty: 200 parts per full reel.

• RoHS Compliant.

Product parameters

Product name FA2671-AL

L（mm） 14.44 ~ 15.24

W（mm） 12.20 ~ 12.70

H（mm） 10.50 ~ 11.00

Inductance（uH） 40.00

*within（%） 10%

DCR（mΩ） 98.00

Weight(g)

MPQ（pcs） 200

LT（days） 30

Origin China

Environmental regulations RoHs

Data table Coilcraft Alternative-FA2671,FA2672,FA2732

Product name：POE33PR-33ED

Product description：POE33PR

Product Introduction：

• Forward transformers for PoE(Power over Ethernet) up to 72 Watts.

• Operates in condition model with 9V~57V input.

• Very low power loss ferrite core used, operation frequency up to 500kHz.

• 1500Vrms,one minutes isolation between Primary and Secondary.

• Dual outputs can be configured as one single higher power output.

• Operating temperature range: -40℃ to +125℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• NT Weight: 7.1~8.0g.

• Packing: 13″ machine-ready reel. EIA-481 embossed plastic tape.

• Packing Qty: 150 parts per full reel.

• RoHS Compliant.

Product parameters

Product name POE33PR-33ED

L（mm） 16.90 ~ 17.70

W（mm） 14.00 ~ 14.50

H（mm） 13.50 ~ 14.00

Inductance（uH） 128.00

*within（%） 15%

DCR（mΩ） 17.00

Weight(g)

MPQ（pcs） 150

LT（days） 30

Origin China

Environmental regulations RoHs

Data table Coilcraft Alternative-POE33PR,53PR,35PR,70PR,38PR,72PR