Cosel is one of the leading power supply manufacturers with a history of 50 years. Cosel manufactures high-quality AC-DC power supplies, DC-DC converters, power modules and EMI filters.

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Cosel is one of the leading power supply manufacturers with a history of 50 years. Cosel manufactures high-quality AC-DC power supplies, DC-DC converters, power modules and EMI filters.

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AC-DC Power SupplyEnclosed Type

PDA Series

The PDA series is Cosel's latest enclosed type AC-DC power supply, which accepts universal input (AC85-264V). The PDA offers a variety of output voltage options and boasts a 5% improvement in efficiency compared to the existing product, resulting in reduced heat generation. Additionally, the derating characteristic has been enhanced thanks to an improved design layout.

The PBA series, which is Cosel's most popular product, can easily be replaced by the PDA series as they share the same case size and mounting dimensions. The PDA series is approved to meet the IEC62368 standard, making it suitable for a wide range of industrial equipment.

Feb 2024

AC-DC Power SupplyOpen Frame / PCB

TE Series

The TE series is Cosel's latest AC-DC power supply, designed with an ultra-compact footprint of 1" x 3". It is available in two power ratings: 45W and 65W, and offers a single output voltage of 5V, 12V, or 24V. The TE series incorporates wide band gap semiconductor technology using GaN HEMT, an active clamp flyback circuit (65W), and a high-frequency PCB transformer. These advancements result in improved efficiency and significant space savings in various applications.
Additionally, the TE series provides a Class II (NO FG) design option, ensuring low noise even without FG connection. This feature makes it particularly suitable for portable equipment. With two interface types and compatible sizes, the TE series can be utilized in a wide range of applications including smart offices, security equipment, smart homes, and payment terminals.

Nov 2023

EMI/EMC FilterThree-phases EMI Filter

YAC Series

The YAC series is Cosel's latest three-phase four-wire filter. It features a compact, light weight design that takes up minimal space during installation. The YAC series provides excellent attenuation performance and is suitable for various applications, including industrial and renewable energy.
The YAC series can effectively suppress conducted noise in the frequency range of 150KHz to 1MHz. Different products with varying rated current have the same dimensions, providing greater flexibility in your design.

Jul 2023

AC-DC Power SupplyEnclosed TypeYour Benefits by HCA

HCA Series

The HCA series is Cosel's latest 3500W water-cooled high-power power supply. It comes in a 1.5U height (65mm), and is available with either a 48V or 65V output voltage, making it suitable for high-power applications such as MRI, plasma generators, and CO2 laser devices. Designing your power supply has never been easier with the universal three-phase input voltage range of 180-528VAC. With this feature, you don't need to worry about input voltage differences when exporting your products.

By using the water-cooling and cold plate provided by Cosel (optional), you can simplify your heat dissipation design and save valuable design time. Thanks to its high efficiency and conduction cooling capabilities, the HCA series can withstand even the harshest environments without derating, even at ambient temperatures of up to 70℃. With series or parallel operation, the HCA can achieve a maximum output of 31.5KW or 400V.

May 2023

AC-DC Power SupplyMedical Type

UMA Series

Cosel's latest medical AC-DC power supply is the UMA series, featuring a compact 2" x 3" footprint and the ability to operate within a universal input voltage range of 85 to 264VAC. The first two models in the series are rated at 30W and 60W. Designed specifically for medical applications, the UMA series is suitable for BF applications and complies with the 2MOPP (IN/OUT) safety requirement.

The design of the UMA series has been optimized to offer an excellent price/performance ratio for medical applications that require a high-quality power solution. It is available in up to five output voltages including 5, 12, 15, 24, and 48VDC. It is also in conformance with the IEC ClassⅡ, making it ideal for portable medical equipment that requires NO FG design.

Mar 2023

AC-DC Power SupplyMedical Type

GHA Series

Cosel has added its latest 3”x5” AC-DC medical power supply GHA700F to the GHA series lineup. With an efficiency of up to 96% and the industry's highest power density of 31.1W/inch³, the GHA700F is well-suited for space-constrained medical applications. It comes with a rated output voltage of 24, 30, 48, or 56V, and offers a Class Ⅱ (NO FG) design option, making it ideal for portable medical equipment.

The GHA700F is fully compliant with ANSI/AAMI ES60601-1, EN60601-1 3rd, and IEC60601-1-2 4th Ed. medical safety standards, ensuring it is suitable for medical type BF applications. Additionally, it complies with EN61558-2-16 OVC Ⅲ, eliminating the need for an isolation transformer at the input and thus saving on cost and space.

Mar 2023

AC-DC Power SupplyMedical Type

PJMA Series

PJMA series is Cosel’s latest enclosed type AC-DC medical power supply, and it accepts universal input (AC85-264V). It comes with a single output voltage of 12, 24, 36 or 48V, and it is designed to meet the medical isolation grade 2MOPP. Approved to ANSI/AAMI, ES60601-1, EN60601-1 3rd edition, PJMA series is suitable for many different types of medical equipment.
PJMA series will be manufactured by Cosel’s factory in Wuxi, China for short delivery time. As a high-grade medical power supply, it comes with a 5-year warranty. But with economical design, it is more affordable for more customers.

Oct 2022

AC-DC Power SupplyDIN Rail TypeDIN Rail Power Supply

WDA Series

WDA series is Cosel’s latest DIN rail mount power supply with basic functions. It can be easily carried and attached to DIN rail, and wired to loads and devices quickly to save your operation and maintenance time. As WDA series features a compact design, it is ideal for use in space-tight control cabinets. It can increase your design flexibility by fitting more devices in the space constrained control cabinets.

WDA series can be used at an ambient temperature up to 70℃, and the stand-by power is as low as 0.5W. The diagnostic DC-OK LED enables you to monitor the status of power supply easily, and its output voltage can be trimmed ±10% to be used for a wide variety of equipment. WDA series is highly reliable with a 5-year warranty, and it will be manufactured by Cosel’s factory in Wuxi, China. Since additional functions are omitted, it is more affordable for you.

Sep 2022

DC-DC Power SupplyPCB Mount Type

MH Series

Cosel has released the MH series, the DC-DC converter with high isolation voltage. It has rated output wattage of 3W with single or dual output voltages. MH series features reinforced isolation of AC3000V / DC4200V (Input to Output), and it accepts a wide input voltage range of 4.5-18V, 9-36V or 18-76V. It is equipped with overcurrent protection, remote ON/OFF, and medical approval. MH series is suitable for IT equipment that requires a high degree of safety, portable medical equipment, and motor control equipment.

May 2022

AC-DC Power SupplyMedical Type

AEA Series

AEA series is Cosel’s latest fanless AC-DC power supply. It is approved to IEC60601-1 3rd. With a leakage current of less than 0.3mA, AEA series is suitable for medical applications and the equipment which requires quiet operation. AEA series features a 1U low profile and an efficiency of up to 95%. It is also approved to EN62477-1 (OVCⅢ) and able to support a peak current of 3 times the maximum rated level, making it ideal to use for motors and amplifiers. AEA series also complies with SEMI F47, so it is suitable for semiconductor production equipment.

Nov 2021

AC-DC Power SupplyOpen Frame Type

LHP Series

LHP series is Cosel’s latest open frame type AC-DC power supply. It is certified according to EN62477-1 (OVC Ⅲ) approval and comes with a 5-year warranty. It will be manufactured in Wuxi Cosel with a short delivery time. LHP series features a compact size and can support a peak output current of two times the maximum rated level, which is ideal for applications such as motors and amplifiers.
LHP series also comes with many options, based on a microcomputer that can realize digital assisted control, such as setting the current value of the overcurrent protection.

Aug 2021

AC-DC Power SupplyEnclosed Type

WBA Series

WBA series is the latest enclosed type AC-DC power supply launched by Cosel. It is approved to IEC62368-1 and is suitable for various industrial applications. It comes with reinforced isolation of AC4000V, a low-profile height of 30mm, and the operating altitude is up to 5000 meters.
WBA series has a wide input voltage range of 170-305VAC, which is designed to avoid downtime caused by power supply failure due to abnormal high AC input voltage. And it is ideal for 277VAC input applications, such as building automation, factory switchboards, data centers and EV chargers.

Aug 2021

AC-DC Power SupplyEnclosed Type

PCA Series

PCA series is Cosel’s latest high efficiency AC-DC power supply featuring digital communications. PCA accepts universal input (AC85-264V) with efficiency of up to 94%. It is super compact with a case size of just 89 x 41 x 152 mm (600W) and 102 x 41 x 178 mm (1000W). PCA comes with a single output voltage of 5, 12, 15, 24, 32 or 48V, all of which has a wide adjustment range of 60% to 120%.
The built-in micro processor allows for communications (PMBus compliant) to monitor and change various setting values of the power supply. Constant current operation is possible without using external components. Constant voltage and constant current operations are also possible by using the VTRM and ITRM terminals. CVCC is suitable for LED lighting application, peltier device, and battery charger…etc.. Parameters such as input and output voltage, output current, temperature inside the power supply, fan speed and input frequency can be monitored remotely. Backed by a complete set of industrial and medical safety approvals (ANSI/AAMI, ES60601-1, EN60601-1 3rd edition), PCA series is ideal for many industrial applications such as test and measurement equipment, telecom equipment, laser equipment, factory automation, laboratory application, non-patient contact medical equipment.

Mar 2021

AC-DC Power SupplyMedical Type

WMA Series

WMA series is Cosel's latest enclosed type AC-DC medical power supply. Approved to IEC60601-1 3rd, they are designed to satisfy the medical isolation grade of 2MOPP. They come in a low profile of 30mm, which enables them to be installed in space-tight medical equipment.
WMA series is also approved to IEC62368-1 and thus is suitable for many kinds of industrial equipment. As they comply with EN61558-2-16 OVC Ⅲ, there is no need to use an isolation transformer required at the input so that both cost and space can be saved.

Nov 2020

AC-DC Power SupplyPower Module

TUNS Series

TUNS series is the AC-DC power module that combines universal input front-end PFC and DC-DC converter. The standard output voltage is 5V, 12V, 24V, 28V, 48 and 65V, and it is adjustable by connecting an external potentiometer and resistors. Cosel has newly added TUNS1200F to the popular TUNS series. It is extremely compact in which only 40% larger than the full brick size, and it is smaller than other manufacturers’ products. TUNS1200F accepts a wide input range of AC85-305V, and the output voltage is adjustable to close to 0V. A maximum of 9 pieces can be connected in parallel operation for extremely high power requirements.
TUNS series can be operated at full load at a baseplate temperature of 75℃ and derates to 50% rated current at a baseplate temperature of 100℃. It has built-in overcurrent, overvoltage and thermal protection. It is suitable for applications like industrial, telecommunication and defence equipment.

Aug 2020

AC-DC Power SupplyEnclosed Type

FETA3000BA Series

FETA3000BA is Cosel's latest front-end AC-DC power supply. It comes with an extremely high power density (2.1W/cm3) and 1U height for the space-saving design. Higher power can be obtained by using a parallel operation or series operation. To reduce audible noise, the FETA3000BA series is equipped with a thermo-regulated fan whose speed is automatically adjusted to optimize cooling for specific environments. And it complies with the semiconductor standard SEMI F47 which requires that semiconductor processing equipment tolerates voltage sags on their AC power line. FETA3000BA is ideal for many applications such as large industrial equipment, high-frequency power supply, semiconductor manufacturing equipment, etc.

Nov 2019

AC-DC Power SupplyOpen Frame Type

LHA Series

The LHA series is Cosel’s latest open frame type AC-DC power supply with OVC Ⅲ approval. It comes with a 5-year warranty and will be manufactured by its factory in Wuxi, China for a short delivery time. In comparison with the previous LFA series, the LHA series features higher efficiency (91% for 150W and 93.5% for 300W) and a more compact size, and thus it can save more space.
The LHA series can work in a wider ambient operating temperature range of -10℃ up to 70℃, and its EMI performance is greatly improved with a new circuit design. So, the LHA series is suitable for most industrial applications.

Sep 2019

DC-DC Power SupplyPower Module

CHS Series

Cosel has released new DC-DC isolated bus converter that accepts 24V/48V input. It is suitable for industrial and telecommunication equipment and provides wide ranges of output voltage. It has built-in overcurrent, overvoltage and thermal protection. It also has positive logic remote ON/OFF function. CHS series has 5-year warranty. CHS series is designed with Cosel's self-developed synchronous rectification technology and digital assisted control by micro-computer to achieve a high efficiency. CHS series has an input to output isolation of 2250VDC which complies to IEEE802.3 ethernet standard. From 300W to 500W, there is digital PMBus interface option, which can help you manage the condition of power supply effectively. 400W and 500W has a parallel connection option that enables you to increase the total power if needed in your application.

Jul 2019

DC-DC Power SupplyPCB Mount Type

MG Series

Cosel has newly added MGF80, 80W DC-DC converter to the popular MG series. MGW has rated output voltage variations of ±5V (only 15W and 30W), ±12V and ±15V. MG series is Cosel's newest compact size onboard type isolated DC-DC converters. The complete lineup of MG series starts with 1.5W and currently goes up to 80W, spanning a wide lineup of 256 models. It includes 2:1 input range (MG) and 4:1 input range (MGF) and provides output voltages of 3.3V to 15V. It is suitable for various applications like communication equipment, analytical devices, control boards in manufacturing equipment, battery powered equipment, etc.
MG series features up to 60% size reduction from Cosel's previous generation DC-DC converters. Our resonance technology and synchronous rectification technology give MG series up to 3 times more power density than competitors' products. It works in a very wide temperature range of -40 to 85C. MGF features a wide 4:1 input range of 4.5-13V (MGF40 only), 9-36V or 18-76V that can minimize the number of parts used in customers' equipment. There are no electrolytic capacitors used inside the MG series making it highly reliable with a 10-year product warranty.

May 2019

AC-DC Power SupplyConfigurable

AME Series

AME series is Cosel’s latest high efficiency configurable AC-DC medical power supply. AME series is approved with the latest IEC60601-1 3rd edition and it has a medical isolation grade of 2MOPP making it ideal for many kinds of medical applications. It also comes with a low-profile design which is fit for the 1U rack size. Cosel has released 400W, 600W, 800W and 1200W models and 4 output modules with a rated output voltage of 5V, 12V, 24V and 48V. These output modules are available for various output configuration.
AME series complies with IEC60601-1-2 (2014) 4th edition so that it can cope with instantaneous voltage dip. It is equipped with AUX (5V/1A), remote ON/OFF, global inhibit and alarms function.

Jan 2019

DC-DC Power SupplyWide Input Type

MGX Series

Cosel has released MGX series, the DC-DC converter with ultra-wide input range. Currently, it has rated output wattage of 1.5W and 6W with single or dual output voltages.
MGX features ultra-wide input range from 6 to 60V (10:1). In comparison with previous DC-DC converters, MGX can accept a different input voltage of 12V, 24V or 48V. Its ultra-wide input range can deal with large input voltage fluctuations. MGX is highly reliable with a 10-year warranty. It is capable of withstanding a short-time input surge voltage of up to 76V. When instantaneous power failure happens, MGX can keep operating at a lower input voltage to provide good protection for your equipment.
MGX is an ideal solution not only for the telecommunication equipment which requires wide input voltage range, but also for the control panel of analytical instrument, production equipment, and PoE applications. MGX is also highly recommended for those applications which are battery-driven since their input voltage widely varies.

Jul 2018

AC-DC Power SupplyEnclosed Type

FETA Series

FETA7000ST is a three-phase 380VAC input power supply of 7000 watts with efficiency of up to 90.5% (AC400V). Even higher power can be obtained by using parallel operation and series operation. It comes with a space saving design of 1U height. The output voltage is adjustable from 0V to 52.8V (48V model) or 0V to 158.4V (144V model) by using TRM to meet your request for different values. FETA7000ST is highly reliable as it is equipped with various protections including overcurrent protection, overvoltage protection and thermal protection. The built-in LED can also let you know power off and any abnormal status of the power supply. So, it is ideal for many applications such as large industrial equipment, high frequency power supply, semiconductor manufacturing equipment, etc.

Apr 2018