COSEL List of Products and Services

【Features】 Front-end power supply achieving high power density (48V output: 1.76W / cm3) Low-profile (1U size) High efficiency (48V output: 92.5% at lo=50%) Compliance with harmonic current regulation (IEC61000-3-2 Class A) Compliance with semiconductor manufacturing equipment standards (SEMI F47) Capable of parallel operation / N+1 redundant operation Equipped with various functions - Auxiliary power supply (12V 0.15A) - Power FAIL alarm - Remote control function For more details, please contact us or download the catalog.

The "KL Series" is a compact version of the KH Series! It is a device-integrated power supply unit compatible with low-cost, single-function DIN rail mounting. 【Features】 - Compatible with DIN (35mm) rail mounting - Wide operating ambient temperature range - Two types of input/output terminal blocks: block terminals and European terminals - Equipped with overcurrent protection and overvoltage protection circuits For more details, please contact us or download the catalog.

The "PJA Series" is an AC-DC converter developed for general industrial equipment that requires high reliability. 【Features】 Low-profile - Compatible with 1U size for PJA100F, 150F, 300F (height 41mm) - Compatible with 2U size for PJA600F, 1000F, 1500F (height 61mm) Wide operating temperature range (-20℃ to +70℃, output derating required) Compliance with harmonic current regulations (IEC61000-3-2 Class A) Wide input (AC85 to 264V, output derating required) Reduced power consumption in no-load conditions Compliance with SEMI F-47 standards available Extensive options For more details, please contact us or download the catalog.

The "HCA Series" is a compact 3500W power supply with a wide input range of three-phase 200-400V for conductive heat dissipation. In addition to a 48V output, a 65V output is included in the standard lineup. It can be used as a power supply for advanced devices driving high-frequency amplifiers for high-power applications such as laser generation and MRI, enabling a more efficient system. Furthermore, high efficiency is achieved by using wide-bandgap semiconductor components (SiC-MOSFET). 【Features】 ■ Fanless structure (conductive cooling type) ■ Low-profile design compatible with 1.5U size (height 65mm) ■ Wide input 3Φ 180-528VAC ■ Space-saving design *For more details, please refer to the PDF materials or feel free to contact us.

The "TE Series" is a high-power, high-density ultra-compact power supply. By adopting wide bandgap semiconductor GaN HEMT and implementing active clamp flyback circuitry (65W) along with high-frequency substrate transformer technology, it achieves high efficiency and supports a wide range of applications. It caters to a broad spectrum of industries, including industrial equipment, building facilities, and consumer electronics, contributing to the enhancement of power supply efficiency and reduction of power consumption, thus supporting global green initiatives. 【Features】 ■ Contributes to miniaturization of devices ■ Two types of interfaces ■ Suitable for handheld applications *For more details, please refer to the PDF document or feel free to contact us.

The "LFA Series" is a compact and lightweight AC/DC power supply that complies with harmonic regulation (IEC61000-3-2). It features a built-in standby power reduction function (10 / 15W). It offers power factor improvement, wide input range, and is compatible with the LGA series for installation. It is equipped with an inrush current prevention circuit and overcurrent/overvoltage protection circuits. 【Features】 ○ Achieves miniaturization ○ Built-in standby power reduction function ○ A wide range of optional parts such as chassis covers and dedicated harnesses ○ SEMI F47 standard compliance available For more details, please contact us or download the catalog.

The ultra-compact, high-efficiency AC-DC power supply "TUHS Series" makes it easier for customers to design their circuit board layouts by reducing the size of the power supply. With the ability to freely select and arrange external components, it can be tailored to fit the customer's equipment. Achieving long hold times can be easily accomplished with just the selection of capacitors. If a longer lifespan is required, it can also be addressed through capacitor selection. 【Features】 ○ Increased design flexibility for customer layouts ○ Ability to set the required hold time ○ Usable in harsh environments For more details, please contact us or download the catalog.

The "KH Series" is a device-embedded power supply compatible with DIN rail mounting. 【Features】 - Compatible with DIN (35mm) rail mounting - Wide operating ambient temperature range - Two types of input/output terminal blocks available: block terminals and European terminals - Equipped with overcurrent protection and overvoltage protection circuits - KHEA30F / 60F / 90F, KHNA30F / 60F / 90F - Low standby power consumption - KHEA120F / 240F / 480F, KHNA120F / 240F / 480F - Remote control included - Output voltage confirmation terminal included (relay output) - Compliant with SEMI F-47 standards For more details, please contact us or download the catalog.

The "KL Series" is a device-embedded power supply unit compatible with low-cost, single-function DIN rail mounting. 【Features】 - Compatible with DIN (35mm) rail mounting - Wide operating ambient temperature range - Two types of input/output terminal blocks: block terminals and European terminals - Equipped with overcurrent protection and overvoltage protection circuits For more details, please contact us or download the catalog.

The "PBA Series" is a compact and lightweight unit type AC-DC converter. 【Features】 Compliance with harmonic current regulation (IEC61000-3-2): except for PBA1500T Wide input (AC85-264V): PBA1500T is (AC170-264V 3Φ) Can also accommodate input voltages below AC85V, DC120V (PBA1500T is AC170V 3Φ) Compatible with SEMIF47 standards - PBA10F to 150F High efficiency through synchronous rectification (PBA50F to 150F) DIN rail mountable Interface with selectable connectors and terminal blocks Extensive options - PBA300F to 1500F, PBA1500T Parallel operation / N+1 redundancy Various alarms and tracking overvoltage protection AUX output (12V) Comprehensive fan options that allow output voltage to be adjustable down to near 0V For more details, please contact us or download the catalog.

The "LMA series" has obtained medical standards, IEC60601-1 (3.1 edition) EN60601-1 (3.1 edition). It is a board-level unit type AC-DC converter that complies with MOOP. 【Features】 - Low leakage current - Built-in dual fuses - Compact and lightweight - Supports peak output of twice the rated power (optional) - Increased rated power during forced ventilation (240W) - Complies with harmonic regulation (IEC61000-3-2 Class A) - Wide input (AC85 to 264V) - Compatible with LFA / LFP series for mounting (100 / 150 / 240W) - Includes inrush current prevention circuit, overcurrent and overvoltage protection circuit - Low standby power remote control available (optional) For more details, please contact us or download the catalog.

The new 700W model of the GHA series (GHA700F) achieves a fanless structure without changing the mounting area, making it a product that enhances safety in ME equipment directly related to human life and reduces stress for medical professionals. Compared to typical products, it reduces ground leakage current (from 250μA to 200μA). The output-side leakage current is also significantly reduced, allowing for the addition of power supplies and filters to the device, which increases design flexibility. In addition to improving reliability, it also enables optimization of EMC and heat dissipation design. 【Features】 ■ Fanless structure (400W electric cooling: GHA700F) ■ Low leakage current (BF compliant, contact current below 100μA) ■ Compact size (3x5 size with high power density) ■ Environmentally friendly (high efficiency and ZEB compliant assistance) *For more details, please refer to the PDF materials or feel free to contact us.

The "HFA Series" is a forced air-cooled power supply with a wide input range of 200-480V and a capacity of 3500W. Its simple heat dissipation structure makes it user-friendly for many customers, including those who do not have water cooling systems. Additionally, we also offer the "HCA Series," which features a conductive heat dissipation type. 【Features】 ■ Low profile ■ High power density ■ Simple heat dissipation structure ■ Compatible with three-phase power supplies worldwide ■ SEMI-F47 compliant *For more details, please refer to the PDF document or feel free to contact us.

The "AEA Series" is a fanless yet high-capacity AC-DC power supply that supports peak output. With the power of "natural air cooling x 3 times peak output," it contributes to enhancing the added value for customers. It is well-suited for medical devices and audio equipment where quietness is required. By adopting a high-efficiency rotary method and digital control via a microcontroller, efficiency improvements have been achieved across the entire range from light load to peak load. 【Features】 ■ Reduced risk of foreign matter contamination ■ Maintenance-free fan ■ Fanless and quiet ■ Compact and high efficiency ■ 3 times peak output *For more details, please refer to the PDF document or feel free to contact us.

The "PCA Series" is a general-purpose power supply with communication functions that can accommodate a low-profile 1U size. By combining our proprietary power circuit with microcontroller-based digital assist control, we achieve both compactness and high efficiency, as well as versatility and multifunctionality. We offer four types, including "PCA300F" and "PCA600F." Please feel free to contact us when you need assistance. 【Features】 ■ Low-profile design compatible with 1U size (height 41mm) ■ Constant current operation possible ■ Output voltage can be varied down to near 0V ■ Parallel operation/N+1 redundant operation possible ■ Monitoring functions via communication and the ability to change various settings ■ Compliance with SEMI F47 standards possible *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our AC-DC power supply 'PJMA Series' that complies with medical electrical equipment standards. It meets harmonic current regulations (compliant with IEC61000-3-2 Class A) and reduces power consumption during no-load conditions. We offer four types, including "PJMA300F" and "PJMA600F." Please feel free to contact us if you are interested. 【Features】 ■ Complies with medical electrical equipment standards (ANSI/AAMI ES60601-1, EN60601-1 3rd) ■ BF compliant (1 MOPP between output and FG, 2 MOPP between input and output) ■ Wide operating temperature range (-20℃ to +70℃, output derating required) ■ Complies with harmonic current regulations (IEC61000-3-2 Class A) ■ Wide input (AC85 to 264V, output derating required) *For more details, please refer to the PDF document or feel free to contact us.

The "PDA Series" is a successor model to the "PBA," featuring the same outer dimensions and compatible mounting for AC-DC power supplies. By adopting a pseudo-resonant circuit, we have achieved a 5% increase in efficiency. This contributes to reducing heat generation within the device and lowering CO2 emissions. Additionally, it enhances the design flexibility of the power supply layout. We will sequentially release the lineup based on customer requests. Please feel free to contact us when needed. 【Features】 ■ Reduced environmental impact ■ Improved design flexibility of the power supply layout ■ High efficiency ■ Low noise ■ Compliant with SEMI F47 standards *For more details, please refer to the PDF materials or feel free to contact us.

The "AME Series" is a slim, multi-slot type AC-DC power supply that complies with medical electrical equipment standards and supports communication functions. It is a multi-output power supply that allows for flexible module combinations. It significantly contributes to miniaturization, space-saving, and reduction of work hours. Consolidating multiple power supplies into one offers many advantages, such as reduced leakage current and simplified wiring. 【Features】 ■ Free combination of modules ■ Improved design and management efficiency through communication functions ■ Versatile designs possible based on ideas ■ Sequence realized through communication functions ■ Elimination of PLCs, achieving space-saving *For more details, please refer to the PDF document or feel free to contact us.

The "LHP Series" is an AC-DC power supply capable of delivering 200% of its rated output power for up to 10 seconds at a 10% duty cycle. When maximum power is required in a peak manner, it is possible to select a peak-capable power supply. Additionally, it is equipped with an overvoltage protection circuit to protect against regenerative feedback from loads such as motor loads. It complies with overvoltage category III, which is necessary for industrial equipment. This eliminates the need for an isolation transformer in the power supply front stage, allowing for direct connection to facility wiring. 【Features】 ■ Achieves double peak output ■ Complies with overvoltage category III (EN62477-1 certified) ■ High efficiency, low noise (adopts LLC resonant circuit) ■ Compact, lightweight, low profile ■ Complies with harmonic regulation (IEC61000-3-2 compliant) *For more details, please refer to the PDF document or feel free to contact us.

The "GMA Series" is a power supply that significantly reduces the implementation area for medical devices and FA equipment. By optimizing the 2×4 inch circuit layout, it achieves an output power of 300W. It complies with medical electrical equipment standards and has obtained ICE60601-1 3rd certification. Please feel free to contact us when you need assistance. 【Features】 ■ High power density achieved through forced ventilation ■ High efficiency of 93% ■ BF compliant ■ Global standard dimensions ■ Remote control function available (optional) *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our "AC-DC power supply for high-reliability medical devices." By using products that have obtained the medical standard IEC60601-1, you can contribute to reducing the time and costs associated with safety standard certification. Additionally, it enables miniaturization, weight reduction, and cost savings for your systems. We offer a range of power supplies from 3W to 1500W, with 10 series and 27 models, to meet the diverse needs of our customers. 【Product Lineup (partial)】 ■GMA300F ■GHA300F ■GHA500F ■LMA100F ■LMA150F *For more details, please refer to the related links or feel free to contact us.

The "LHA Series" is an AC-DC converter that achieves a wide operating ambient temperature range and low leakage current. It reduces the mounting area on the circuit board, contributing to the miniaturization of customer enclosures. It can be used in narrow spaces, enhancing the design flexibility of customer enclosures. By adopting a resonant circuit, it achieves low noise and complies with overvoltage category III, which is effective for industrial equipment. 【Features】 ■ High efficiency ■ Low leakage current ■ Compact and low profile ■ Low noise ■ Safety standards *For more details, please refer to the PDF materials or feel free to contact us.

The "MHFS Series" is a DC-DC converter designed to meet the market demand for high insulation between input and output. It is suitable for applications such as measuring instruments and inspection devices that require high insulation voltage. The small inter-capacitance between input and output reduces noise transmission. It has obtained medical standards. The insulation grade (between input and output) complies with 2MOOP. 【Features】 ■ Industry standard package SIP8 ■ Overcurrent protection circuit (automatic recovery) ■ Complies with medical electrical equipment standards ■ Insulation class 2MOOP (250VAC) ■ Remote control *For more details, please refer to the PDF document or feel free to contact us.

The "MHFW Series" is a compact, general-purpose high-isolation DC-DC converter suitable for measurement and inspection equipment that requires high insulation between input and output. Due to the small inter-phase capacitance between input and output, it can reduce noise transmission. It allows for continuous voltage application and is suitable for devices where the voltage between input and output, such as motor drivers, may vary. With its wide input range, it is also suitable for battery-operated devices. 【Features】 ■ High voltage resistance ■ Low inter-phase capacitance / Continuous voltage application ■ Compliant with medical standards / Low leakage current *For more details, please refer to the PDF materials or feel free to contact us.

The "DPF Series" is a module designed for AC front-end applications aimed at suppressing harmonic current and improving power factor with AC input. It features a high power factor of 0.98 (AC100V) and 0.95 (AC200V), compliant with IEC61000-3-2. It includes an inrush current prevention circuit and can operate in parallel (with a built-in current balancing function). It is compliant with CE marking and UKCA marking. Please feel free to contact us for inquiries. 【Features】 ■ High power factor: 0.98 (AC100V), 0.95 (AC200V), compliant with IEC61000-3-2 ■ High efficiency: 90% (AC100V), 95% (AC200V) ■ Input voltage range: AC85–264V (continuous input possible) ■ Inrush current prevention circuit built-in ■ Parallel operation possible (with built-in current balancing function) *For more details, please refer to the PDF document or feel free to contact us.

The key components that determine the lifespan of a power supply are "electrolytic capacitors" and "fans." Additionally, the lifespan of "solder" is also a factor that affects the lifespan of the power supply. If thermal design of the device is advanced without considering these factors, it may not reach the expected lifespan of the power supply, leading to unexpected issues such as increased maintenance frequency. This document focuses on the theme of "key components that determine power supply lifespan," providing explanations about the lifespan of each component. If you are struggling with extending the lifespan of your power supply or with device maintenance, please take a moment to read it! [Contents] ■ About the lifespan of electrolytic capacitors ■ About the lifespan of fans ■ About the lifespan of solder ■ The lifespan of solder and temperature cycles *You can view detailed content immediately by downloading the PDF.

The MU series is the latest generation of compact, low-profile DC-DC converters. They can operate stably even in high-temperature environments of up to 100°C*, and have received positive feedback for use in devices such as smart IoT equipment and security devices, where high-density mounting is required. Additionally, considering the design flexibility of customer boards, both SMD and DIP types are available, allowing for flexible selection based on the mounting method. [Main Features] ■ Wide operating ambient temperature range: -40°C to +100°C (varies by model)* ■ Selectable terminal shapes: Surface Mount (SMD) / Through-Hole Mount (DIP) ■ Thin and lightweight design with high-frequency switching ■ Safe input-output isolation type ■ Extensive lineup: 96 types in total *For more details, please refer to the PDF document or feel free to contact us. Keywords: COSEL, FA equipment, industrial equipment, sensors, control equipment, robots, motors, machine tools, IoT, measuring instruments

The UM series is an AC-DC power supply that complies with the BF type attachment of medical electrical equipment standards, making it suitable for a wide range of industrial equipment. It can be used with both MOOP and MOPP, allowing for common use with various medical devices. With a reassuring dielectric strength of 4kV between input and output and low leakage current, it excels in various scenarios where safety and reliability are required, not limited to medical devices. [Main Features] ■ Complies with medical electrical equipment standards (IEC60601-1 Ed.3.2) ■ Compatible with BF type attachment (2MOPP: input-output, 1MOPP: input-FG, output-FG) ■ No FG connection required: Class II compliant (UMA is optional) ■ Three types of product shapes to choose from - PCB standalone type: UMA * Global standard sizes: 2×3 inch (UMA30F/60F) 2×4 inch (UMA120F) - Unit type: UMCS (with resin case) - On-board type: UMPS (with resin case) Keywords: COSEL, FA equipment, industrial equipment, sensors, control equipment, robots, motors, machine tools, IoT, measuring instruments, displays, manufacturing equipment

We have launched a new brand, COSELSYNC, in partnership with our manufacturer, and as the first product, we are offering the medical AC adapter 'CXLA Series'. Since our establishment in 1969, we have received requests for AC adapters while providing power products, making this a highly anticipated product. We pursue high quality and high reliability, complying not only with the safety standard for medical electrical equipment "IEC60601-1" but also with the safety standard for information communication equipment and audio-related devices "IEC62368-1". [Main Features] ■ Compliant with medical electrical equipment standards (Ed.3.2) 　→ Reliable dual-phase fuse ■ Compatible with BF type mounting ■ Compliant with AV and ICT equipment standards ■ Choice of earth connection (Class I / Class II) ■ Low standby power (less than 0.15W: equivalent to DoE Level VII) ■ Rich variety of interfaces 　AC inlet (input): 3 types in total 　DC plug (output): 2 types in total 　* Please contact us if you have requests for other output interfaces. Keywords: COSEL, FA, industry, sensors, control, robotics, motors, machine tools, IoT, medical, audio, ICT, measurement, manufacturing