ETP48400-C3B1 3U 19-Inch 48V 400A 24kW 5G High-Density Embedded Power System

Specifications

Product Overview

The ETP48400‑C3B1 is a next‑generation 3U 19‑inch rack high‑density embedded DC power system designed specifically for 5G base stations, macro sites, stock station expansion & reconstruction, and new 3G/4G/5G wireless sites. It converts wide‑range AC input into stable adjustable –48V / –57V DC output, with a maximum capacity of 400A / 24kW and ultra‑high power density in a compact 3U chassis.

Adopting an innovative modular architecture, full digital intelligent control and front maintenance design, this system supports modular distribution expansion, multi‑level power‑down management and intelligent peak shaving. It is the preferred high‑efficiency, high‑reliability power solution for 5G network construction and station capacity upgrade.

Key Features

Ultra‑high power density: 3U height with max capacity 24kW / 400A, saving cabinet space significantly

Innovative architecture design, supports modular distribution expansion for flexible capacity upgrade

Wide AC input range 85–300VAC, compatible with unstable grids and generator power supply

Supports –57VDC constant voltage output to meet 5G high‑power AAU long‑distance power supply

Equipped with intelligent power distribution unit, supports multi‑level power‑down management for 5G diversified services

Intelligent peak shaving & valley filling: grid adaptive adjustment, reduces station operation cost

Supports Huawei BoostLi lithium battery for intelligent battery management and extended battery life

Hot‑swappable rectifier modules (R4875G), plug‑and‑play replacement without system shutdown

Full front maintenance & front wiring, easy installation and later maintenance

Intelligent SMU02C monitoring: real‑time data display, fault alarm, remote online maintenance

Wide operating temperature –40°C ~ +70°C, suitable for high‑altitude & harsh environments

Complete protection: OVP, OCP, SCP, OTP, LVBD, surge protection

High power factor ≥0.99, low THD, green and grid‑friendly

Compliant with CE, RoHS, UL and global telecom safety standards

Technical Specifications

Applications

5G macro base stations & new wireless sites

Stock wireless station expansion & reconstruction

3G / 4G base station new construction & capacity upgrade

High‑power communication equipment rooms & IDC edge nodes

Transmission network & backbone communication equipment

Outdoor integrated cabinets & harsh environment communication sites

Why Choose Us

We are a professional manufacturer and one‑stop solution provider for communication DC power systems, boasting mature R&D strength, large‑scale production capacity and flexible service modes. We fully support OEM and OBM cooperation, helping global partners create differentiated power products and brands.

Powerful R&D & Customization Ability

We have a professional technical team with years of experience in the power industry. We can provide personalized customized services covering power configuration, external interfaces, functional parameters, appearance design and logo printing, to satisfy diverse demands from telecom operators, system integrators and equipment manufacturers.

Comprehensive OEM & OBM Services

We offer full‑cycle cooperation support from product design, prototype testing, certification to mass production. With efficient development process and strict quality management, we help you quickly launch products and build exclusive brand advantages.

Large Production Capacity & On-time Delivery

We own standardized production workshops and complete production lines. Relying on a stable supply chain and mature production technology, we maintain sufficient inventory and strong production capacity, ensuring on-time delivery even for bulk orders and long-term cooperative supply.

Strict Multi-level Quality Inspection

All products will pass full-load operation test, high-low temperature aging test, safety performance test and simulated on-site operation test before delivery. We adopt high-quality original components and implement strict quality control standards to guarantee long-term stable operation of products in various harsh environments.

Full Lifecycle Technical & After-sales Support

We establish a complete service system including pre-sales consultation, in-sales technical guidance and after-sales maintenance. Our technical team responds quickly to provide remote debugging, on-site technical guidance, equipment maintenance training and spare parts supply, protecting the stable operation of your power system all the time.

Rich Global Project Experience

Our products have been exported to many countries and regions, widely applied in communication, data center, industrial control, new energy and other fields. With rich global project experience, we can provide targeted power solutions for different regional standards and application scenarios.

We sincerely look forward to establishing long-term stable cooperative partnership with you.