The Vertiv NetSure 531 A41-S2 is an ultra-compact 5U 19-inch rack-mount embedded telecom power system engineered to deliver up to 120A (-48V DC) power, accommodating up to 6 high-efficiency rectifiers and an M221S/M522S controller for mission-critical edge sites and wireless access nodes.
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A 5U standard 19-inch subrack telecom power architecture integrating a 6-slot rectifier bay, advanced M221S/M522S monitoring unit, dual battery routes (2×63A), and comprehensive DC branch circuit breakers.
Resolves edge site space constraints, frequent grid voltage fluctuations, high operating thermal losses, and remote battery management vulnerabilities in critical communication networks.
Small-cell base stations, 4G/5G macro cell extensions, optical transmission repeaters (SDH/PTN/OTN), railway control centers, and industrial IoT field enclosures.
| Key specifications | Value |
|---|---|
| Physical Form Factor | 222 (5U) × 482 × 380 mm |
| DC Distribution Branches | Battery: 2×63A + Multi-Channel MCB Load Branches |
| AC Input Voltage | 85V AC ~ 300V AC |
| Operating Temperature Range | -40°C to +65°C |
| Power Conversion Efficiency | ≥ 96% |
| System Output Capacity | 120A (-48V DC) |
| Rectifier Module Slots | 6 Slots |
| System Monitoring Controller | M221S / M522S Intelligent Controller Unit |
Vertiv
Carrier-grade industrial high-frequency switch-mode power supply designed for high-efficiency AC/DC conversion, bus regulation, and intelligent battery management.
Standard 19-inch rack-mount embedded DC power system engineered for wide-range AC input, active rectifier redundancy, and tiered load/battery low-voltage disconnect.
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