广州市奥迪诗音响科技有限公司

 The power amplifier is equipped with advanced circuit transformers to convert electric power. It is specially designed and built to prevent overheat and overload, promising excellent stability. This power amplifier makes a great complement to heavy-duty machines. 
 
  1 Ohm stable circuits. 
  Variable low pass electronic crossover. 
  Extra heavy heat sink for better dissipation. 
  Thermal, short-circuit, overloading protection. 
 

Power Amplifier

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 

Shenzhen Actiway Electronics Co., Ltd.

 	 2/4/6 channel high low converter For OEM headunits Isolate signal interference and noise Remote out Music signal auto turn on High level input auto turn on Double spower supply Summing function  

High Low Converter

鸿科电子实业有限公司

The model is a Class 2, 25 Watt LED driver. With its wide, universal input voltage (90-305VAC) and user adjustable output voltage and current, this unit offers unparalleled ease-of-use and application versatility. Rated IP 65 for damp locations, it is ready for operation in indoor and outdoor settings.
   25W power rating.   Universal Input: 90-305 VAC.   User adjustable output voltage and current trim pots.   Unique long and thin form factor.   Efficiency up to 80%.   Built in overcurrent, overvoltage and short circuit protection.   UL/cUL CE, FCC approved.   3 year warranty.   MTBF 55,000 hours.   Easy to Install.   Suitable for both indoor/outdoor applications.   Operating temperature: -30&deg;C- 60&deg;C.  

LED Power Supply

This is a highly reliable and installation ready, class 2, switched-mode, AC/DC LED driver with 90-264VAC input, rated for maximum output of 60 Watts. This driver offers user adjustable output voltage/current trim-pots, and is the industry's only LED power supply with built-in wiring compartments. This allows all wiring to be done inside the unit without the need for external junction boxes, which saves on cost and installation time. All units are fully potted and rated IP 65, making them suitable for a wide range of LED lighting and signage applications.
   60W power rating.   No need for external junction boxes.   Universal input: 90-264 VAC.   User adjustable output voltage and current.   UL/cUL/FCC/CE/EMC.   Built in overcurrent, overvoltage and short circuit protection.   Efficiency 80% typ.   MTBF 55,000 hours.   Low peak/noise current.   IP 65.   Remote dimming options.   3 year warranty.   Operating temperature: -30&deg;C- 60&deg;C.  

Switched Mode LED Driver

浙江联龙电子电器有限公司

 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 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

深圳市金流明光电技术有限公司

The DALI controller converts a DALI or Push signal to phase-cut dimming. It can be used where you want a phase-cut dimmable luminaire in a DALI system. This DALI trailing edge phase dimmer can be used with many common, dimmable, line voltage LED lamps, high voltage halogen and incandescent lamps and electronic transformers. It can realize savings on installation and wiring costs and will also reduce unnecessary waste of electronic equipment, making it an environmentally sound solution for a lighting control upgrade. With immunity to EN 61547, safety to EN 61347 and providing protection from over temperature, short-circuit and overload (electronically reversible), this is a high quality product that will give you reliable protection and service. Its standby power consumption is &lt;0.50 W. Features DALI DT6/Push dim to the leading edge, trailing edge; and also DALI DT6 to Kinglumi TTW tunable whiteAutomatic detection of load typeAutomatic switch to either leading or trailing edgeMax. load 3- 400W for resistive; 3-300W for leading &amp; trailing; 3-200W for TTWDimming range: 10%-100%Take only one DALI address to control several dimming luminaires/lampsBuilt--in with permanent memorySuitable for both retrofit and new installationsWorking Ta=0°C ~ +50°CFive-year factory guarantee and lifetime technical supportThe phase dimmed output has a DALI Short Address, and can be including in up to 16 DALI Group Addresses and/or up to 16 DALI Scenes.Benefits Less DALI address, easier for DALI commissioning and wiringSave you time and money thanks to the easy installation and less products costEnergy savings due to standby power&lt;0.50WQuick and easy installationMin. cut-out hole diameter 66mm for recessed downlightsConnection Interfaces DALI, Push-DIMStrain relief with through wiring functionTerminal blocks: pus- fit terminalsProtection Functions Over current               Over voltage                    Short circuit                     Over temperatureApplication Suitable for dimmable high voltage LED lamps, fluorescent lamps, halogen and incandescent lampsSuitable for all Kinglumi TTW products with tunable white functionCommercial Buildings, Hotels, Health Care facilities, Education facilities, Museums, Art Galleries, Homes.

DALI Controller: DALI & Push-DIM to RCL+TTW

东莞市东颂电子有限公司

 Featured is a switching mode power supply designed and manufactured with precision. The piece helps quick and efficient power conversion. The small and lightweight design makes it an easy piece to carry along during trips. 
 
  Rated input voltage: 100-240V AC. 
  Input current: 0.15A(rms)@115V AC, 0.075A(rms)@230VAC. 
  Input frequency: 50-60Hz. 
  Low standby power 0.5W. 
 

Switching Mode Power Supply

AcTEC Electronics Co., Limited

 	 Emergency convertor and battery in a box  

Emergency Converter

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

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

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

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

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

Myrra Hong Kong Limited

Featuring a robust brown housing, this power supply comes with a rugged construction for safety. It works as an alternative to the traditional power supply in the most common applications of power lower than 5W. The power supply consumes low standby power and operates with high efficiency for saving energy. 

 
  Switched mode power suppliers based on flyback topology. 
  New designs with 10W are in process will be finished and UL certified by the end of 2014. 
  The applications for the electronic series are: alternative to the linear transformer in all AC/DC applications of power up to than 5W alternative to DC/DC converters for application in D.C. current (telecom suppliers, electric substations, etc) industrial, domestic and consumer electronics applications standby devices and others DC or AC auxiliary suppliers 
  With the same footprint as a EI30 transformer, they will replace: (1) 50Hz transformer, (2) fuse, (3) bridge rectifier and (4) filtering. 
  Capacitor regulated types will also replace linear regulators and heat sinks. 
 

Power Supply

Core Electronics Co., Ltd.

These high-current inductors extend the inductance range for low-profile, high-current inductors, providing efficient operation and power savings. It is recommended for application of high currents and high frequencies, such as DC-to-DC converters, notebooks, desktop computers, LCD drivers, cellular phones, transformers, current filters, etc.
 
  Available in different sizes. 
  OEM order is welcome. 
 

Metal-Molding High-Current Inductors

Shenzhen Meind Technology Co., Ltd.

1. Input Voltage: DC12V(10-14.8V) / DC24V(18-28V)
2. Output Voltage: AC220V / AC100V / AC120V / AC240V
3. Continuous Power output: 1000W
4. Surge Power Capacity: 2000W
5. Output Waveform: Modified Sine Wave
6. Frequency: 50Hz/60Hz +/-4%
7. Availability Power: &gt;=90.5%
8. Low Voltage Range:
9. High Voltage Range: &gt;DC 14.8V / DC 28.5
10. No Load current: &lt;=0.4A
11. Over Load Protection: &gt;1000W
12. Over Heat Protection: &gt;60 Degree Centigrade
13. Fuse: 4*30A
14. Cooling Fun: Yes
15. Other Protectionion: Reverse Protectionion / Short Circuit Protectionion
16. Charger: &quot;Input: AC 110V-240V
Output: DC 13.8V/DC 27.6V
AMP: 8A-15A
The Inverter will alarm and cut off when the battery is full of power&quot;
17. Product Packing: Gift Box
18. Product Size: 260*190*71mm
19. Product N.W/G.W: 2.42kg/3.00kg
20. Carton Packing: 8PCS/CTN
21. Carton Weight: 24kg
22. Carton Size: 54*39*55.5cm
&nbsp;

1000W Power Inverter DC to AC Car Charger Converter Adapter Adaptor Transformer

江门市金德利电器有限公司

This is an electronic converter with double-circuit and short-circuit protection. Made of PC material, this electronic converter is resistant to intense heat. It is suitable for a wide range of lighting products.
 
  Patented housing. 
  Easy installation. 
  Certification: CE. 
 

Electronic Converter

Shenzhen Belta Technology Co. Ltd.

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. 
 

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