ULP275-1358 EOS Power ULP275-1358 is a 160W (275W forced air) open frame AC/DC converter providing a 58V output at 2.76A. It features universal input, active PFC, and high efficiency up to 92%.
Mfr Part #:

ULP275-1358

Mfr Name: EOS Power
EOS Power
EOS Power ULP275-1358 is a 160W (275W forced air) open frame AC/DC converter providing a 58V output at 2.76A. It features universal input, active PFC, and high efficiency up to 92%.
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ULP275-1358 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Efficiency
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Input Frequency
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ULP275-1358 Description

Short technical summary and product information.

The EOS Power ULP275-1358 is an open frame AC/DC converter designed for commercial ITE applications. It delivers a 58V output at 2.76A, with a power rating of 160W under natural convection cooling and 275W with 13 CFM forced air cooling.

 

The converter accepts a universal AC input from 80 to 264 VAC (390 VDC) and features active power factor correction with a typical PF >0.95. Efficiency reaches 92% typical at 48V/58V outputs. Protections include over current (>110%), over voltage (110-140%), and hiccup mode short circuit protection.

 

Mechanically, it measures 127.0mm x 76.2mm x 19.1mm (5.00" x 3.00" x 0.75") and is designed for chassis mounting. Operating temperature range is -40°C to 70°C with derating. The unit has an MTBF of 3.37 million hours per Telcordia SR-332.

 

Approvals include CB, CE, cUL, NEMKO, and UL. This product is suitable for commercial information technology equipment requiring a regulated 58V DC bus.

ULP275-1358 Quick Information

Product Type: AC/DC Converter
Canonical Name: EOS Power ULP275-1358 AC/DC Converter, 58V Output, 160W Convection / 275W Forced Air
Subcategory: Open Frame AC/DC Converters

ULP275-1358 Compliance

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

ULP275-1358 Features

  • 58V output with 160W convection cooling.
  • Universal AC input from 80 to 264 VAC.
  • High efficiency up to 92% typical.
  • Active PFC for power factor >0.95.
  • Open frame chassis mount design.

ULP275-1358 Applications

  • Designed for information technology equipment.
  • Provides 58V output for system power distribution.

ULP275-1358 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the ULP275-1358?

The input voltage range is 80-264 VAC (390 VDC), universal.

What output voltage and current does the ULP275-1358 provide?

It provides 58V at 2.76A, with 160W convection and 275W forced air cooling.

What is the operating temperature range?

-40°C to 70°C (with derating).

What is the efficiency of this converter?

Typical efficiency is 92% at 48V/58V output.

What protections are included?

Over current protection (>110%), over voltage protection (110-140%), and short circuit protection (hiccup mode).

What is the package type?

Open frame, chassis mount.

What are the dimensions?

127.0mm x 76.2mm x 19.1mm (5.00" x 3.00" x 0.75").

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