Product Overview
The ZTE ZXDU58‑B900 is a 100% new, highly reliable embedded DC power system designed for telecom access networks, transmission equipment, mobile base stations, microwave stations and satellite communication sites. It adopts high‑frequency switching technology and modular design, converting wide‑range AC input into stable adjustable –48V DC output with a maximum output current of 90A.
Featuring high efficiency, compact structure, intelligent monitoring and full protection, this system ensures stable operation in harsh environments. It supports embedded installation in standard 19‑inch cabinets, making it the ideal power solution for telecom operators and communication equipment rooms.
Key Features
Standard 19‑inch 3U compact design, high power density and space‑saving
Wide AC input range 85–300VAC, 45–65Hz, strong adaptability to unstable grids
Stable adjustable DC output –42V ~ –58VDC, nominal –48V / –53.5VDC, max output current 90A
High efficiency ≥93%, power factor ≥0.99, low energy consumption
Supports 3×ZXD030 S480 (30A) hot‑swappable rectifier modules, easy maintenance
Intelligent CSU500A monitoring unit: real‑time data, fault alarm, remote control (RS232/RS485)
Full front maintenance & wiring, easy installation and operation
Complete battery management: temperature compensation, two‑stage load disconnection, prolong battery life
Full protection: OVP, OCP, UVP, OTP, surge & lightning protection
Wide operating temperature –5°C ~ +45°C, strong environmental adaptability
Excellent EMC performance, no interference with communication equipment
Compliant with CE, FCC, IEC60950 and global telecom safety standards
Technical Specifications
| Item | Details |
| Brand | ZTE |
| Model | ZXDU58‑B900 |
| System Type | 19‑inch 3U embedded DC power system |
| AC Input | 85–300VAC, 45–65Hz; single‑phase |
| DC Output | –42V ~ –58VDC; Nominal –48V / –53.5VDC |
| Max Output Current | 90A (full configuration) |
| Matching Rectifiers | ZXD030 S480 (30A each, 3 pcs max) |
| Monitoring Unit | CSU500A |
| Peak Efficiency | ≥93% |
| Power Factor | ≥0.99 |
| Cooling | Forced air cooling |
| Maintenance | Full front maintenance & front wiring |
| Protection Functions | OVP, OCP, UVP, OTP, surge / lightning protection |
| Communication | RS232, RS485 |
| Operating Temp | –5°C ~ +45°C |
| Storage Temp | –40°C ~ +70°C |
| Humidity | 10%–90% RH (non‑condensing) |
| Dimensions | 19‑inch 3U standard |
| Weight | Approx. 30 kg |
| Certifications | CE, FCC, IEC60950 |
| Warranty | 12 Months |
| Application | Telecom access, transmission, base station, microwave |
Applications
Telecom access network & transmission equipment
4G / 5G mobile base stations and BTS sites
Microwave repeater & satellite communication stations
Compact communication cabinets & equipment rooms
Industrial control & critical DC power loads
Remote communication sites & wireless access points
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.
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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.
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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.
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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.
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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.
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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.
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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.
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