GMA300F-12-J3 The Cosel GMA300F-12-J3 is a 300W AC/DC converter with an open frame design. It offers adjustable output, PFC, and universal input, making it suitable for ITE (Commercial) and Medical applications.
Mfr Part #:

GMA300F-12-J3

Mfr Name: Cosel
Cosel
The Cosel GMA300F-12-J3 is a 300W AC/DC converter with an open frame design. It offers adjustable output, PFC, and universal input, making it suitable for ITE (Commercial) and Medical applications.
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GMA300F-12-J3 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Current
Efficiency
Features
Height
Length
Mounting Type
Number of Outputs
Operating Temperature
Power (Watts)
SVHC Present
Type
Voltage
Width

GMA300F-12-J3 Description

Short technical summary and product information.

The Cosel GMA300F-12-J3 is an open-frame AC/DC converter designed for demanding applications. It delivers a power output of 300W with a current rating of 25A and features an adjustable output, Power Factor Correction (PFC), and universal input capabilities.

 

This converter is built for reliability, operating within a temperature range of -20°C to 70°C. Its dimensions are 101.6mm x 50.8mm x 36.6mm, with a chassis mount type for easy integration. The unit boasts an efficiency of 92% and is approved by CE, cURus, and DEMKO agencies.

 

Applications for the GMA300F-12-J3 include ITE (Commercial) and Medical equipment. It features a high voltage rating of 4 kV and a single output.

 

Compliance information indicates RoHS3 compliance and an MSL of 1 Unlimited. REACH status is unaffected.

GMA300F-12-J3 Quick Information

Product Type: AC DC Converter
Canonical Name: Cosel GMA300F-12-J3 AC/DC Converter
Subcategory: AC DC Converter

GMA300F-12-J3 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

GMA300F-12-J3 Features

  • 300W open frame AC/DC converter.
  • Adjustable output and universal input.
  • High efficiency of 92%.
  • Chassis mount for easy integration.
  • Approved by CE, cURus, and DEMKO.

GMA300F-12-J3 Applications

  • Powers commercial IT equipment racks.
  • Supplies medical diagnostic imaging systems.
  • Drives industrial automation control panels.
  • Feeds high-density server power distribution.
  • Integrates into custom chassis enclosure designs.

GMA300F-12-J3 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the output voltage of the GMA300F-12-J3?

The GMA300F-12-J3 provides a 12V DC output.

How is the GMA300F-12-J3 mounted?

The unit uses an open frame chassis mount configuration.

What is the operating temperature range?

The converter operates reliably between -20°C and 70°C.

Does the GMA300F-12-J3 support adjustable output voltage?

Yes, the output voltage is adjustable to meet specific system requirements.

What isolation voltage does the GMA300F-12-J3 provide?

The converter offers 4 kV of isolation voltage for enhanced safety.

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