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.
