电子产品

搜罗全球顶尖电子产品公司提供的电子产品资讯。您可在贸发网采购平台即时谘询可靠和专业的产品供应商，以获取详尽的资料及报价。

电子产品供应商和制造商

Electronics

零件，组件和原材料

搜罗全球顶尖零件，组件和原材料公司提供的零件，组件和原材料资讯。您可在贸发网采购平台即时谘询可靠和专业的产品供应商，以获取详尽的资料及报价。

零件，组件和原材料供应商和制造商

Parts, Components & Raw Materials

无源组件

elec

搜罗全球顶尖无源组件公司提供的无源组件资讯。您可在贸发网采购平台即时谘询可靠和专业的产品供应商，以获取详尽的资料及报价。

无源组件供应商和制造商

Passive Components

浙江联龙电子电器有限公司

 The advanced transformer features a consistent power output. Built with exquisite  craftsmanship  and excellent material, it provides guaranteed robustness and durability. Its compact design will fit perfectly to your modern lighting gadgets.    Input voltage: 230V AC.   Output: 12V.   Standard material: non-reinforced nylon 66.   Current: 2,000mA.  

Electrical Transformer

RoMaks Limited

RoMaks Limited offers a broad range of inductors and magnetic cores for use in power electronics, signal filtering, EMI suppression, and energy storage. With in-stock availability, custom manufacturing capabilities, and expert technical support, we are your go-to partner for magnetic solutions tailored to high-performance electronic systems. Our components are designed to meet the increasing demands of today's compact, energy-efficient, and high-frequency circuits. Whether you need standard wire-wound inductors, surface-mount coils, or custom ferrite cores — RoMaks provides both standard and bespoke solutions optimized for your applications. 🌀 Our product offering includes:Inductors: Wire-wound inductors (SMD and through-hole) Power inductors (shielded, unshielded) Choke coils (common mode, differential) Toroidal inductors Air core and ferrite core inductors Magnetic Cores: Ferrite cores (toroid, E, U, RM, PQ, EE, EC, and more) Nanocrystalline and amorphous alloy cores EMI suppression beads and sleeves Custom-shaped magnetic cores for transformers, filters, and converters All components are manufactured under strict quality standards and conform to RoHS, REACH, and ISO 9001certifications. 🛠️ Custom Development Capabilities:RoMaks provides engineering and production services for companies requiring custom inductance values, magnetic characteristics, or mechanical dimensions. Tailor-made inductors and cores based on electrical requirements, winding specs, and application use cases. Custom coil winding with precise turn counts, multi-layer design, and shielding. Press mold development for custom ferrite or alloy cores. Material options: soft ferrite, iron powder, nanocrystalline, and more. We support low-MOQ prototyping as well as high-volume production with full documentation and sample testing available upon request. 🚚 Logistics &amp; Stock:Large selection of standard inductors and ferrite cores in stock. Fast delivery from our Hong Kong warehouse and trusted partner locations. Flexible order quantities for both development and mass production stages. OEM/ODM branding options available for large orders. ⚙️ Applications:Our inductors and cores are widely used in: Power supplies (SMPS, DC-DC converters) Electric vehicle systems Industrial motor control Signal processing and EMI suppression Consumer electronics and IoT Telecom and RF modules We work closely with design engineers, procurement teams, and manufacturers to ensure you receive the exact inductive components your system demands — quickly, reliably, and cost-effectively. 📩 Contact us today for datasheets, engineering support, or a quote on standard or custom inductive components. 

Inductors, Choke coils 

 The advanced transformer comes with a fuse protection function to ensure safe operation. It also features credible stability in the power output to maximize your electrical devices' performance. With great robustness, it promises a long lifespan. 
 
  Red LED&nbsp;lamp indicating the power source. 
  Maximum power: 1,000W. 
  Built-in AC voltage selection. 
  Input plug: ET, AT, BS, SAA. 
 

Step-Up/Down Transformer

 The sophisticated transformer comes with a built-in AC voltage selection to meet different rating requirements easily. Made with excellent craftsmanship, it promises excellent durability and stability. It makes a perfect accessory to your electrical devices to ensure their best functioning.    Maximum power: 100W.   Operates on 110/220V AC main electricity.   With fuse protection.   Input plug: ET, AT, BS, SAA.  

Voltage Transformer

 This compact transformer is designed for light boxes. It features credible durability and excellent craftsmanship. It also promises stable and consistent power to maximize your electronic gadgets' utility. 
 
  Input voltage: 220V AC. 
  Output: 12V. 
  Standard material: non-reinforced nylon 66. 
  Current: 800mA. 
 

LLB Series Transformer

Weihai Dongxing Ele Co Ltd

 The pictured power transformer boasts a high frequency feature for EL/CCFL inverters or DC/DC converters installations. Meticulously made, the transformer guarantees long lasting durability. There is a wide range of power transformers available for your selection. 
 
  EE5 current sensor transformer. 
  ADSL transformer. 
  EFD series transformer. 
  ER series transformer. 
  RM series transformer. 
  EP series transformer. 
  EPC series transformer. 
  EE series transformer. 
  EP type magnet shielding switch transformer. 
  RM type communication filter, aux power transformer. 
  T (ring) type filter and switch transformer. 
  G (jar shape) switch transformer. 
  DR (I) type transformer. 
  T (ring) iron power core and DC filter inductor. 
  Transformers types: PQ, CI, UI, EFD, EP, ER, EPC, POT, RM and EE. 
 

Power Transformer

宁波金源电气有限公司

 The step-up and step-down transformer is an AC voltage converting device. It converts net voltage&nbsp;into&nbsp;general and integrated output voltage under which all electronic units are safe for use within the rated power range. This multi-purpose step-up and step-down transformer is ideal for industrial applications. 
 
  Heavy-duty construction. 
  Suitable for different&nbsp;countries. 
 

Step-up and Step-down Transformer

 This power transformer comes with eminent performance inductors and coils. The high frequency transformer is suitable for EL/CCFL inverters or DC/DC converters use. We offer assorted power transformers for fulfilling your needs. 
 
  EE5 current sensor transformer. 
  ADSL transformer. 
  EFD series transformer. 
  ER series transformer. 
  RM series transformer. 
  EP series transformer. 
  EPC series transformer. 
  EE series transformer. 
  EP type magnet shielding switch transformer. 
  RM type communication filter, aux power transformer. 
  T (ring) type filter and switch transformer. 
  G (jar shape) switch transformer. 
  DR (I) type transformer. 
  T (ring) iron power core and DC filter inductor. 
  Transformers types: PQ, CI, UI, EFD, EP, ER, EPC, POT, RM and EE. 
 

ShenZhenShi Qinxinlong Electronics Co.,Ltd

 	 1.insulation Class:B 	 2.the power converter transformers and chokes 	 3.the pulse transformer, the drive 	 4.transformers, chokes, inductors and filters, communications equipment, etc.  

Telecom Transformer

NINGBO ZHONGCE E.T ELECTRONICS CO.,LTD

The transformer is designed to transform power and convert voltage with insulation function. The transformer can be applied in many PCB of electronic products such as power switching, computer peripherals and video equipments. The convenient installation and low consumption complete the transformer.
 
  Nice appearance. 
  Outstanding performance. 
 

High Frequency Transformer

Shenzhen Belta Technology Co. Ltd.

Finely manufactured, this&nbsp;transformer effectively converts the voltage of electrical currents. The high-quality&nbsp;transformer delivers reliable and&nbsp;stable performance. The sturdily constructed&nbsp;device offers a long service life.

 
  Switches power supply. 
  High frequency transformer 
 

Transformer for Tablet PC

This finely manufactured&nbsp;high frequency transformer&nbsp;effectively converts the voltage of electrical currents. The well-constructed&nbsp;transformer delivers reliable and efficient performance. The high-quality&nbsp;device offers a long service life.

 
  Power-switching function. 
  Durable design. 
 

佛山市顺德区扬威电器有限公司

 The low-frequency transformer converts power with high efficiency. It&nbsp;features mounting holes for easy installation.&nbsp;The wires come with insulated jackets for enhanced safety. 
 
  Frequency:&nbsp;50-60Hz. 
  Wattage:&nbsp;1.5-500W. 
  CE&nbsp;certified. 
 

Low-Frequency Transformer

Zhejiang Jinyuan (G.S) I/E Co., Ltd

 Showcased is a step up and down transformer which converts various AC voltage into general output voltage. It makes a reliable power source for electrical products to operate stably within a&nbsp;rated power range. The housing is sturdily constructed to ensure stable performance. 
 
  Easy to use. 
  Long lifespan. 
 

Step Up and Down Transformer

ALLCOMM (HK) LTD

This high-frequency transformer is designed to convert high-frequency voltages from one level to another. Meticulously designed, it is commonly used to deliver stable performance in the power supply systems. The highly reliable structure ensures its extra reliability.
 
  Robust construction. 
  Good performance. 
 

High-Frequency Transformer

Elytone Electronic Co., Ltd.

Presented are devices used to transfer electric energy from one circuit to another. The transformers are all equipped with SMD power inductors. They come in various forms and types for performing different functions.   Inverter types that possesses DC-AC converting characteristics  Telecommunication types for applications which require high bandwidths and fast switching speed  Current sensing types used to measure current for power management and controls  Designed for applications in telecommunications, power supply, energy industries and home appliances  

Transformer

XP Power (China) Electronics Co Limited

 	 Features: 	 Moisture, high pressure; 	 Anti &nbsp;interference ability; 	 Small size, easy to install; 	 Low temperature rise, high efficiency; 	 High &nbsp;quality raw materials, long life; 	 Excellent performance, environmental quality; 	 Cost-effective; 	 Core can choose PC40 / 44/95; 	 Careful design; 	 Advanced manufacturing process; 	 Strict quality control links 	 Technical Parameters: 	 Rated frequency: 15K120K Hz 	 Effective cross-sectional area AE: 3239mm2; 	 Inductance coefficient AL: 13001900 &plusmn; 25% (nH / N2); 	 Efficiency: ≧ 95%; 	 Operating temperature: 40 ℃ to + 155 ℃; 	 Storage temperature: 25 ℃ to + 85 ℃; 	 Storage humidity: 30 to 95% 	 Meet UL insulation system requirements: class F grade, class H level 	 Application: 	 LED drive power, switching power supply, T5 / T8 / T10 fluorescent, adapter, inverter power supply, household appliances, etc.  

EDR Type SMPS Transformer with Ferrite Core

 	 Features： 	 Operating Frequency: 20~500KHz 	 Low-cost, all models mainly used in less demanding fields on the electromagnetic shielding power field. 	 Power frequency because of work, safety regulations and other requirements of the different temperature level will change. 	 Electrical performance: 	 Operating frequency: 20kHz-500KHz 	 Output power: 30 to 2000 W 	 Operating temperature:-40 ℃to +125 ℃ 	 Storage temperature:-25 ℃to +85 ℃ 	 Applications: 	 Household appliances, switching power supplies, communications equipment&rsquo;s, medical equipment&rsquo;s, production equipment&rsquo;s, CCTV, computers, lighting equipment&rsquo;s. 	 Kindly Reminder: 	 About the SAMPLES. Please provide specific specifications or sample material, we will evaluate your products, design and produce samples. 	 About PRICE. Transformers are custom products, due to the different materials and design, even if the same model, the price is not the same. The price also depends on the complexity of the parameters and the amount of orders. 	 About SHIPPING. Samples in 3-5 days; mass production in 7-15 days. 	 About PAYMENT. Foreign customers:100% T / T; domestic customers: 30 days after delivery, according to the invoice payment. 	 Packaging, logistics, according to the specific requirements of the purchase and sale contracts. 	 Contact us now for more details  

SMD Type ETD Core High Frequency Transformer

THAI TECHNOLOGY EVOLUTION CO., LTD.

This is an auto&nbsp;step-down transformer with an AC 100V and 10amp design. It is designed with overload protection for added safety. This highlighted step-down transformer works well with a wide range of electrical products.
 
  CE approved. 
  Can be customized. 
  ODM orders are welcome. 
 

Step-Down Transformer

NINGBO HOLITE ELECTRICAL CO.,LIMITED.

 	 1.5KVA-10KVA Transformer 	 110 to 240V/240 to 110V 	 Made to comply with reduced low voltage regulations ensuring safe electrical supplies on site. 	 Reinforced IP44 GRP portable case c/w carry handle 	 Double-wound design for mains isolation 	 Insulated splash proof GRP portable case (IP44) centre tapped to earth (cte) secondary winding to reduce the risk of shocks 2m 	 Input flex (1.5mm H07 RN-F) fitted with moulded 13A 3pin plug (BS1363)/16A 3pin plug (BSEN 60309) 	 Input thermal magnetic trip (hand resettable) reducing the chance of overload 2 x output 16A 3pin socket (BSEN 60309) 	 Manufactured to BSEN 61558  

This is a linear transformer that comes in a compact size with a highly reliable structure. It is well engineered to deliver excellent performance and high durability. This linear transformer is widely used in assorted electrical appliances.
 
  Voltage: 300V. 
  Easy installation. 
 

Linear Transformer

Wan Shing Electronics Technology (HK) Limited

 The linear adaptor is a qualified power supply device with UL, CUL, CE, GS, CCC and TUV approvals. Its great filter performance is followed by low noise and low radiation. It can be applied on Walkmans, MP3 players, telephones and network equipment. 
 
  Input voltage: AC 120V or 230V &plusmn;10%. 
  Input frequency: 50-60Hz. 
  Outstanding stability and loading capacity. 
  Strong anti-interference capability. 
  Sort: 250. 

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Adaptor

西安西电国际工程有限责任公司

 	 HVDC transmission product. 	 Vo/rage level: t 50kV -&plusmn;800kV. 	 System research, design and system simulating. 	 Thyristor converter valve. 	 Converter transformer, smoothing reactor and filter reactor. 	 Filter capacitor, shunt capacitor, control and protection for filter. 	 DC zinc oxide surge arrester and composite rod insulator. 	 HV DC bushings for converter transformer and smoothing reactor. 	 DC through-wall bushing, DC current transformer and DC voltage transformer. 	 DC switchgear. 	 Effective and reliable electrical transmission. 	 Economical and cost effective transmission solution. 	 Widely applicable to DC transmission systems.  

江门市元泰进出口有限公司

  Specific product specifications, please contact us, we will be sent according to the product category.  

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