Huawei AIU03-100C AC Input Unit Power Module (200-240V/346-415V 100A Busbar Blind-Mate)
The Huawei AIU03-100C (02312MUD) is a carrier-grade AC Input Unit power distribution module featuring 100A max current and blind-mate busbar design.
HuaweiModel: DBU50B-N12A3
Huawei DBU50B-N12A3 Embedded DC Backup Power Unit (-48V 50A 19-Inch Subrack)
The DBU50B-N12A3 is a high-performance Huawei 48V 50A DC backup power unit engineered for telecom exchanges, cellular base stations, and critical ICT infrastructures. It integrates high-efficiency AC-DC rectification, intelligent battery charge/discharge regulation, and robust power distribution protection within a standard 19-inch embedded chassis, delivering uninterrupted 48V power to core loads.
Pricing is confirmed by project configuration and quantity
Request a quote- Rated Output
- 48V 50A DC
- Input Voltage Range
- 85VAC ~ 300VAC (Single-Phase)
- Form Factor
- 19-Inch Standard Embedded Chassis
- Battery Management
- Intelligent Charge/Discharge & Temp Compensation
- Operating Temperature Range
- -40°C to +65°C
- Cooling & Monitoring
- Smart Fan Cooling & Remote Telemetry/Control
What this product is
What this product is
It is an embedded DC power system unit combining rectification, distribution, and battery management. It works alongside lead-acid or lithium battery banks, converting utility AC power into stable 48V DC during normal grid conditions while charging batteries, and seamlessly switching to battery backup during blackouts to ensure zero downtime.
What problem it solves
Effectively resolves communication disruptions caused by grid instability and unexpected power outages. It extends battery service life through intelligent temperature compensation and constant-current/constant-voltage charging limits, preventing premature battery failure.
Who and where it is for
Widely deployed in telecom access network switching rooms, cellular base stations, transmission hubs, enterprise private data centers, and 48V DC power distribution backup scenarios for utilities and transportation.
Core advantages
- High Efficiency & Reliability: Powered by advanced Huawei switching technology with superior conversion efficiency and wide AC input range.
- Intelligent Battery Management: Features smart charge/discharge control, temperature compensation, and deep discharge protection to maximize battery life.
- 19-Inch Embedded Design: Compact form factor seamlessly fits standard telecom racks, saving valuable floor space and easing deployment.
- Comprehensive Monitoring & Alarms: Supports remote management and real-time status reporting of voltage, current, and faults for proactive O&M.
Technical specifications
| Key specifications | Value |
|---|---|
| Rated Output | 48V 50A DC |
| Input Voltage Range | 85VAC ~ 300VAC (Single-Phase) |
| Battery Management | Intelligent Charge/Discharge & Temp Compensation |
| Cooling & Monitoring | Smart Fan Cooling & Remote Telemetry/Control |
| Form Factor | 19-Inch Standard Embedded Chassis |
| Operating Temperature Range | -40°C to +65°C |
Applications
01
Outdoor Macro 4G/5G Telecom Power System
02
Core Optical Transport & Telecom Switching Center
03
Industrial SCADA & Substation DC Power Supply
Frequently asked questions
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