E & E Magnetic Products Limited (EEMPL) is a member of the Elec & Eltek Group under the Kingboard Chemical Holdings Limited – one of the world’s leading manufacturers of high quality electronic components ranging from the laminates to printed circuit boards, liquid crystal displays and magnetic products.

EEMPL was established in 1993, initially producing power magnetic transformers. After an extensive development period, EEMPL expanded its product line to include data magnetics.

Today EEMPL produces a large and comprehensive range of high quality magnetic components encompassing Magnetics Integrated Connector, Data and Telecommunication Transformers, Power Magnetic Products, Noise Filters, Wireless Charging Coils etc. EEMPL products are widely specified for use in applications including Networks (LAN/WAN), Telecommunications, Broadband Access, Automotive, Medical Equipment and other industrial and consumer areas.

With the support of industry experts working in our R&D centres located in Hong Kong and Mainland China, EEMPL provide an unparalleled design service in tailor-making magnetic solutions to meet the individual requirements of our customers.

Headquartered in Hong Kong, the company operates facilities in the United States, Europe and Asia with ISO9000, ISO14000 and TS16949 certified manufacturing facilities in Guangdong province, China.

Furthermore, EEMPL, as a leader in the magnetic components industry, fully recognises the need to manage the use of chemical substances in their products to comply with the latest RoHS Directive’s requirements in order to tackle the increasing e-waste and to reduce the impact to the environment.

They also support ending the armed conflict and human rights abuses in the mining of certain minerals from a location described as the “Conflict Region”, which is situated in the Democratic Republic of the Congo (DRC) and surrounding countries. EEMPL supports a multinational customer base with experienced direct Sales and Marketing in USA, UK and China; and also have sales representatives in different regions of North America, Europe and Asia.

In order to fulfil various design challenges and criteria for various networking applications in the market, EEMPL offers a wide range of discrete LAN magnetic modules which comply with various industrial standards, including IEEE 802.3 standard.

Their magnetic modules are designed and optimised for 10GBase-T, 1000Base-T, 100Base-T, 10Base-T, ATM and other applications with the optional PoE, PoE+ or PoE++ support to match with most of the leading transceiver chipsets in the market. Moreover, in order to provide an all-round solution to their customer’s applications, a wide range of packages such as surface-mount (SMT), dual-in-line (DIL) and single-in-line (SIL) configurations are supported. Compact designs from single channel, dual channels, quad channels and up to hex port per package are also available for space limited designs.

As an associate member of various Wireless Power Committees such as WPC, A4WP and PMA. EEMPL works closely with the key wireless charging’s IC suppliers and has developed a wide range of both transmitting and receiving wireless charging coil modules with the option of EMI shielding plate for use in the battery charging of the portable devices, smart phones and automobiles.

  • Designed for Portable Electronic Device application.
  • Both WPC “A”Series & “B” Series Tx are available.
  • High efficiency & suitable for Wireless Power application.
  • Meet WPC Coil requirement.
  • Coil Parts are in Mass Production.
  • Support for other custom shapes and dimensions.
  • Various operating temperature ranges available.
  • RoHS and REACH compliant.
  • Small, Thin, Safe and Reliable.

AC002 Datasheet – Click to download

  • Designed for Portable Electronic Device application.
  • Low resistance and low temperature rise.
  • High efficiency & suitable for Wireless power applications.
  • For 10-30W Power application.
  • Custom shapes or dimensions available.
  • Various operating temperature ranges available.
  • RoHS and REACH compliant.
  • Safe and Reliable

AC004 Datasheet – Click to download

E&E Magnetic Products offer a wide range of power transformers, shielded and unshielded inductors, flat-wire inductors, bead inductors and common-mode chokes in through-hole, surfacemounted, low profile with various features such as the low DCR or core loss, high current saturation, high operating temperature are available from EEMPL for use in the power management applications of the high-speed servers, workstations, computers, portable devices, point of load systems, LED lighting controls, and automobiles. All components meet international safety standards and are available with through-hole, surface-mount and other packages. To address different customer’s requirement, specific design solutions are also available. Note: UL Certified Insulation Class 130 (E236671)


  • Magnetically shielded structure to accomplish high resolution in EMC protection.
  • Shielded power inductor.
  • High current and low DCR compared to traditional inductors.
  • RoHS compliant, Halogen free.
  • Surface mountable construction.
  • Taped and reeled for automatic insertion.

The demand for communications, IT and consumer electronics products promote the rapid development of chip inductor manufacturing, the chip inductor demand is more than ten billion a year. In order to fulfil various design challenges and criteria for various applications in the market, a multilayer chip inductor with excellent electromagnetic properties and filter from it suitable for high density surface mounted technology are made by special design and skill. Elec & Eltek Inductors are designed and optimised for miniature volume, no lead, very large rated current, low direct-current resistance, multilayer monolithic construction yields high reliability.

  • High self-resonant frequency
  • Multilayer monolithic construction yields high reliability
  • EMI countermeasure in high frequency circuits
  • Miscellaneous high-frequency circuits
  • Excellent solderability and heat resistance for either wave or reflow soldering
  • Portable telephone, Pagers, PHS and PDA
  • Operating temperature Type1005: -55°C to +125°C, Type1608 & 2012: -40°C to +85°C
  • Miniature volume
  • No cross coupling between inductors due to low magnetic shield and high reliability
  • No lead, ideal for high density SMT installation, with no directionality
  • Superior solderability and resistance to soldering heat, ideal for wave or reflow soldering
  • VCD/DVD, digital cameras, personal computers etc
  • Operating temperature Type1005: -55°C to +125°C, Type1608 & 2012: -40°C to +85°C
  • Very large rated current and low direct-current resistance
  • No cross coupling between inductors due to low magnetic shield and high reliability
  • No lead, ideal for hihg density SMT installation, with no directionality
  • Superior solderability and resistance to soldering heat, ideal for wave or reflow soldering
  • VCD/DVD, digital cameras, personal computers etc
  • Operating temperature Type1608 & 2012: -40°C to +85°C
  • Under the same size, the multilayer chip beads produce higher impedance than plug-in beads.
  • These EGCB series have substantial EMI. RFI suppression by simply mounting them onto PCB
  • Suitable EIA standard in shape and dimension of chip beads;
    Can be mounted automatically by SMT equipment
  • Redialed noise suppression on digital product clock lines,
    signal lines and suppression noise on circuit.
  • Operating temperature Type1005 & 1608 & 2012: -40°C to +85°C
  • Excellent solderability and high heat resistance for either reflow
    or wave soldering
  • No lead, ideal for SMT
  • Monotilithic inorganic material construction for high reliability
  • Computers and peripherals, Communication equipment,
    digital TV sets, VTRS
  • Operating temperature: -40°C to +85°C
  • ERCB series beads exhibit high resistance
    at low frequency, which makes it stop the
    reduction of the wave-form effectively
  • Applied in portable computer and digital cameras
  • Operating temperature: -40°C to +85°C
  • A unique terminal electrode structure ensures permissible
    current 6.0A (max)
  • High impedance and EMI suppression effective over a wide
    frequency range
  • Suitable reflow and wave soldering
  • Digital videos, communication equipment, OA equipment
    and others
  • Operating temperature: -40°C to +85°C

With TS16949 certified, EEMPL has developed a vast variety of magnetics such as the transformers, shielded type power inductors, high current rod inductors and wireless power charging coils for different automotive applications such as Car Navigation, ECU, Air Conditioning, Cooling Fans, LED Lighting, Parking Sensor, Battery Power Control and Wireless Power Transfer etc… SMT and through-hole packages are available for different applications and fulfil AEC-Q200 requirements as well.

1D Coils - Full Kit
  • Common mode impedance surpasses 100Ω and 1300Ω at 100MHz
  • Applicable for the miniaturisation required to reduce the size and weight of portable equipment
  • Rated voltage up to 80V
  • Operating temperature -40°C to +125°C
  • RoHS compliant and AEC-Q200 qualified

Datasheet AC001 – Click to download