ULP275-1348 The EOS Power ULP275-1348 is an open-frame AC/DC converter with a 48V output, delivering 160W via convection cooling or up to 275W with forced air. It operates from -40 to 70°C.
Mfr Part #:

ULP275-1348

Mfr Name: EOS Power
EOS Power
The EOS Power ULP275-1348 is an open-frame AC/DC converter with a 48V output, delivering 160W via convection cooling or up to 275W with forced air. It operates from -40 to 70°C.
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ULP275-1348 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Efficiency
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Height
Input Frequency
Input Voltage
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ULP275-1348 Description

Short technical summary and product information.

The EOS Power ULP275-1348 is a versatile AC/DC converter designed for industrial applications. It features an open-frame construction suitable for chassis mounting and offers a 48V output voltage.

 

This converter provides 160W of power under natural convection cooling and can deliver up to 275W when forced air cooling is applied. It accepts a universal input voltage range of 80-264 VAC and operates efficiently with a power factor exceeding 0.95 at full load. The operating temperature range is -40°C to 70°C, with derating applied at higher temperatures.

 

Key electrical specifications include high efficiency up to 92%, over-current protection, over-voltage protection, and short-circuit protection in hiccup mode. It also features adjustable output, PFC, and a standby output. The isolation voltage is rated at 4000 VDC from input to output and 2500 VDC from input to ground.

 

With its robust design and wide operating temperature range, the ULP275-1348 is suitable for various ITE (Commercial) applications requiring reliable power conversion.

ULP275-1348 Quick Information

Product Type: AC/DC Converter
Series: ULP275
Canonical Name: EOS Power ULP275-1348 AC/DC Converter
Subcategory: Open Frame

ULP275-1348 Compliance

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

ULP275-1348 Features

  • Delivers 160W convection or 275W forced air.
  • Universal 80-264 VAC input voltage.
  • Wide -40 to 70°C operating temperature.
  • Open frame, chassis mount design.
  • High efficiency up to 92%.

ULP275-1348 Applications

  • Suitable for industrial power systems
  • Used in commercial ITE equipment
  • Ideal for telecom and networking gear
  • Supports test and measurement instruments
  • Designed for embedded computing systems

ULP275-1348 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the ULP275-1348?

80-264 VAC universal input.

What is the output power rating?

160W under natural convection cooling, up to 275W with forced air cooling (13 CFM).

What is the operating temperature range?

-40°C to 70°C with derating.

What protections are included?

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

What is the efficiency?

92% at 48V/58V output, 90% at 24V/30V, 88% at 12V/15V.

What is the package type?

Open frame, chassis mount, dimensions 127.0 x 76.2 x 19.1 mm (5.00 x 3.00 x 0.75 inches).

What is the isolation voltage?

4000 VDC input to output, 2500 VDC input to ground.

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