Emerson / Artesyn / Astec LPS55 24VDC at 2.5A Power Supply

The Emerson/Artesyn/Astec LPS55 is a 60-watt open-frame AC-DC power supply delivering 24VDC at 2.5A for commercial ITE and telecommunications applications. This chassis-mount converter accepts universal input across 90–264VAC or 127–300VDC, enabling deployment in diverse power environments. The unit measures 4.00" × 2.00" × 1.30" (101.6mm × 50.8mm × 33.0mm) and operates at 85% efficiency with no minimum load requirement.

Technical Specifications

Output: 24VDC at 2.5A (55–60W total power)

Input Voltage: 90–264VAC or 127–300VDC

Efficiency: 85%

Operating Temperature: 0°C to 70°C with derating

Dimensions: 4.00" L × 2.00" W × 1.30" H (101.6mm × 50.8mm × 33.0mm)

Form Factor: Chassis mount, <1U height

Certifications: CB, CE, UL listed

Key Features

Universal input accepts both AC (90–264VAC) and DC (127–300VDC) supplies

Adjustable output voltage control for system customization

Remote sense compensation up to 0.5V lead drop for precision voltage regulation

Overload and short circuit protection with reverse connection protection

Built-in EMI filter for noise suppression

No minimum load requirement for flexible system design

High mean time between failures (MTBF) for reliability

Typical Applications

Commercial information technology equipment (ITE)

Telecommunications infrastructure

Networking systems

Test and measurement instrumentation

Imaging equipment

Compatibility & Integration The LPS55 integrates into legacy and current systems via its standard 2" × 4" footprint and chassis-mount configuration. Single-output design simplifies interconnection. Remote sense capability enables accurate voltage regulation across distributed loads or extended cable runs.