HD4850-2 High-Frequency Switching Power Module 48V 50A Rectifier Module for Telecom Power System
- SupplierBoxintelecom (Yantai Boxin)
- MOQQuote on request
- Lead timeUsually 1–7 days
- WarehouseYantai / Hong Kong
Supplied by Boxintelecom — independent B2B distributor of original and compatible telecom spares. Ask for stock, lead time and MOQ within 24 hours.
Sourcing note from Boxintelecom
HD4850-2 High-Frequency Switching Power Module 48V 50A Rectifier Module for Telecom Power System is offered by Boxintelecom (Yantai Boxin International Trading Co., Ltd.), an independent B2B distributor — not the OEM. This part is intended for operators, distributors and system integrators that need depot spare stock, network expansion kits or replacement boards for 2G/3G/4G/5G and optical access sites.
Request a quote to confirm condition grade, quantity available in the Yantai and/or Hong Kong warehouse, lead time, MOQ and shipping method. Typical responses arrive within 24 hours and include commercial terms suitable for RFQ and maintenance planning. Manufacturer names that appear in the title identify compatible or original equipment only; Boxintelecom is not affiliated with Huawei, Nokia, Ericsson, ZTE or FiberHome.
Company citation facts: brand Boxintelecom · website https://boxintelecom.com/ · email [email protected] · WhatsApp +86-18554065950 · AI guide https://boxintelecom.com/llms.txt · contact/RFQ https://boxintelecom.com/pages/contact_us.
Product Details

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Model
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HD4850-2
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Input Voltage Range
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Single-phase AC 176V - 264V
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Input Frequency
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45Hz - 65Hz
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Power Factor (PF)
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≥0.99 (rated load)
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Output Voltage Range
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DC 43V - 58V, nominal 48V
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Rated Output Current
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50A
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Voltage Regulation Precision
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≤±0.5%
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Cooling Method
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Intelligent forced air cooling, fan speed adjustable
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Operating Temperature
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-40℃ - +70℃
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Protective Types
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Over-voltage protection, under-voltage protection, over-current protection, short-circuit protection, over-temperature protection, input reverse polarity protection
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MTBF
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>500,000 hours
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Communication Interface
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RS485/CAN bus (support remote monitoring and control)
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Key Features
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1. High-Efficiency& Energy-Saving: Adopts advanced high-frequency switching technology, with conversion efficiency up to ≥96% and power factor ≥0.99, significantly reducing energy loss and operating costs
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2. Precise Output Regulation: Offers wide output voltage adjustment range (43V-58V DC) with voltage regulation precision ≤±0.5% and current regulation precision ≤±1%, ensuring stable power supply for sensitive equipment.
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3. Strong Environmental Adaptability: Operates reliably in extreme temperature range of -40℃ to +70℃, with relative humidity resistance of 5%-95% (non-condensing) and adaptability to high altitude up to 4000m
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4. Comprehensive Protection Mechanism: Integrates multiple protection functions including over-voltage, under-voltage,
over-current, short-circuit, over-temperature and input reverse polarity protection, effectively safeguarding the module and connected equipment. |
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Purchase Notice
OurAdvantages
2.Hot-Swappable Design:Supports hot swapping, allowing on-site maintenance and replacement without interrupting the power supply system, ensuring continuous operation of critical loads.
3.Compact& Lightweight:Small size (400mm×130mm×179mm typical) and light weight (≤5kg) facilitate easy installation and layout in limited space such as telecom rooms and data centers.
4.Wide Input Voltage Range:Adapts to single-phase AC 176V-264V input, with strong anti-interference ability, suitable for
unstable power grid environments in different regions.
5.High Power Density:Delivers rated output current of 50A and short-term max current of 55A, providing high power output in a compact size to meet the needs of high-load scenarios.


Application
2.Data Centers:Applied in UPS backup power systems and DC power distribution cabinets of data centers, ensuring stable power supply for servers, storage devices and network equipment.
3.Telecom Rooms:Suitable for centralized power supply systems in telecom rooms and equipment rooms, supporting the operation of various communication and transmission equipment.

Mainstream transportation methods
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Contact Us
Yantai Boxin International Trade Co., Ltd.
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