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Shenzhen Consnant Technology Co., Ltd. 86-755-29772322
High Current Telecom Power Supply 48VDC 300A For Poor AC Mains Application

High Current Telecom Power Supply 48VDC 300A For Poor AC Mains Application

  • High Light

    telecommunications power systems


    rectifier module telecom

  • DC Capa.
  • Rectifiers
    1-6 Units
  • AC Input
  • Battery
  • Input Voltage
    85 ~ 300V/45~65Hz
  • Surge Current Capacity
    Nominal 20kA(8/20us), Max. 40kA
  • Place of Origin
    Shenzhen, China
  • Brand Name
  • Certification
    ICE, ISO
  • Model Number
  • Minimum Order Quantity
    50 pieces
  • Price
  • Packaging Details
    Export Standard Package
  • Delivery Time
    15-21 days against deposit
  • Payment Terms
    T/T, L/C
  • Supply Ability
    2000 pieces per month

High Current Telecom Power Supply 48VDC 300A For Poor AC Mains Application

300A Telecom Power Supply 48VDC Suitable For Poor AC Mains Application



The CNHT48300S is specially designed to meet the demand for compact, flexible, high performance, high reliability power supply including rectifier modules, controller, lightning protection, distributions. The system consists of 1-6 units CNHT483000U high/standard efficiency rectifier modules of their mixture, a MC2000 monitor module, AC/DC distributors. 19 inches and 5U height standard structure adapts to various telecom cabinets and racks.
Rectifier high efficiency is up to 97%, standard efficiency up to 92%. And advanced battery management improves battery lifespan, especially suitable for poor AC mains application



  • Marco BTS sites
  • GSM-R
  • Enterprise
  • Broadband access
  • Optical fiber transmission system


Our Service:


1. 2% spares together with shipment for urgent issue.

2. All of the necessary documents such as drawing, manual etc.

3. We will provide the online service by mail

4. We can despatch engineer to assist you solve the problem if necessary (But you are requested to pay for the cost of ticket, hotel etc. ). you can despatch engineer(s) to our company to get training.

5. One year warranty





Operation ambient
Item Specification Remark
Storage temperature -40~+70℃  
Operation temperature -30~+65℃  
Safety   According to EN60950 and IEC60950
communication RS232/485+dry contact+SNMP  
Operation Moisture 10~95% Non- condensing
System configuration
Model DC capacity Rectifiers Monitor Battery access
CNHT48300S 48V/300A 1-6 units MC2000 1~2 strings
AC input 63A/3p×1  
Battery 100A/1P×2  
DC output 63A/1P×2+32A/1P×1+20A/1P×2+16A/1P×2 LLVD standard configuration
  32A/1P+20A/1P×2+10A/P×2 BLVD standard configuration
Power specification
  Specification Remark
Input voltage 85 ~ 300V/45~65Hz TN/TT grounding system
Output voltage -42~-58.5V Nominal -53.5V
Rectifier power 3000W/2000W CNHT3000U/2000
Surge current capacity Nominal 20kA(8/20us), Max. 40kA AC input surge protection
  In--20kA, Imax--40kA DC output surge protection
Mechanical specification
Parts Dimension/mm Weight /KG
Subrack 482.6×400×221.5 13
Rectifier module 295×106×42 2.4/1.7
Monitor 230×85×42.5mm 0.8
LCD display state-of-the-art interface allows simple and convenient local set up, control and remote monitor  
Maintenance hot plug rectifier module and fully front-access maintenance system for wall against or corner mounting  
Battery chamber /  
mounting 19’’rack