Delta DPR2900B-48 Telecom Power Rectifier Module (48V 50A 2900W Hot-Swap) - Isometric 45-Degree Angled View
DeltaModel: DPR2900B-48

Delta DPR2900B-48 Telecom Power Rectifier Module (48V 50A 2900W Hot-Swap)

The Delta DPR2900B-48 is an industry-standard 1U hot-swappable telecom rectifier module delivering -48V 50A (2900W) at >95% efficiency, engineered for extreme reliability across global wireless stations.

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Rated Output VA / Wattage
2900W (50A Nominal Output)
Nominal DC Output Voltage
-48V DC (Adjustable -42V ~ -58V)
AC Input Voltage Range
85V - 300V AC Wide Range
Peak Energy Efficiency
>95% Energy Conversion Efficiency
Chassis Form Factor
1U Compact / Hot-Swappable
Cooling System Architecture
Internal Smart Speed-Controlled DC Fan

What this product is

What this product is

The Delta DPR2900B-48 is an industry-standard 1U hot-swappable telecom rectifier module delivering -48V 50A (2900W) at >95% efficiency, engineered for extreme reliability across global wireless stations.

What problem it solves

Resolves power grid instability, excessive OPEX energy dissipation, battery degradation, and rack footprint constraints.

Who and where it is for

5G cellular cell sites, core telecom DC plants, AI data centers, transport networks, and critical industrial DC UPS.

Core advantages

  • Delta Tier-1 Industrial Craftsmanship: Premium magnetic components and low failure rate across millions of operational hours.
  • 1U Ultra-Slim Power Density: Compact 1U profile preserves valuable rack space for servers and baseband units.
  • Autonomous Digital Current Sharing: Automatic load balancing across paralleled units ensures high availability.
  • Severe Grid Fluctuation Defense: Integrated input surge suppressors handle extreme spikes in rural electrical grids.

Technical specifications

Key specificationsValue
Nominal DC Output Voltage-48V DC (Adjustable -42V ~ -58V)
AC Input Voltage Range85V - 300V AC Wide Range
Chassis Form Factor1U Compact / Hot-Swappable
Cooling System ArchitectureInternal Smart Speed-Controlled DC Fan
Rated Output VA / Wattage2900W (50A Nominal Output)
Peak Energy Efficiency>95% Energy Conversion Efficiency

Applications

01

4G/5G Telecom Cell Sites & Distributed Power Systems

02

Carrier Core Network Facilities & IDC DC Plants

03

Industrial Automation & Utility Substation DC UPS

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