Product Overview
The Vertiv (formerly Emerson) NetSure 731 C62 is a carrier-grade standalone indoor cabinet DC power system designed for high-reliability scenarios including telecom access networks, data centers, banks, critical equipment rooms and enterprise communication infrastructure. It adopts a fully integrated cabinet structure, converting wide-range AC input into stable adjustable –48V DC output with a maximum capacity of 300A / 18kW, providing 24/7 uninterrupted power for core communication and IT equipment.
Equipped with high-efficiency R48-3000e3 rectifier modules and intelligent M530S controller, this system features full protection, remote monitoring, intelligent battery management and flexible configuration. It is the preferred high-power cabinet power solution for mission-critical applications requiring high stability and easy operation.
Key Features
Standalone integrated cabinet design, ready for use without rack installation, convenient for indoor deployment
Standard cabinet size 600×600×1600mm, compact footprint and high space utilization
Wide AC input range 85–300VAC, 45–65Hz, strong adaptability to unstable grids and generator power
Stable adjustable DC output –43.2V ~ –57.6VDC, nominal –53.5VDC, max output current 300A, rated power 18kW
Supports up to 6×R48-3000e3 high-efficiency rectifier modules, peak efficiency 95.5%, power factor ≥0.99
Hot‑swappable rectifier modules, plug‑and‑play replacement without system shutdown
Intelligent M530S monitoring unit: real-time data display, fault alarm, remote control & communication
Comprehensive battery management: BLVD/LLVD, temperature compensation, online test, prolong battery life
Full electrical protection: OVP, OCP, SCP, OTP, LVBD, all-round surge & lightning protection
Wide operating temperature –40°C ~ +65°C, suitable for various indoor environments
Flexible load distribution with circuit breakers, safe and reliable
Compliant with CE, UL, NEBS and global telecom safety standards
Technical Specifications
| Item | Details |
| Brand | Vertiv / Emerson |
| Model | NetSure 731 C62-X4 |
| System Type | Standalone indoor cabinet DC power system |
| AC Input | 85–300VAC, 45–65Hz |
| DC Output | –43.2V ~ –57.6VDC; Nominal –53.5VDC |
| Max Output Current | 300A |
| Max Output Power | 18kW (3kW per rectifier, max 6 pcs) |
| Matching Rectifiers | R48-3000e3 |
| Monitoring Unit | M530S |
| Rectifier Efficiency | 95.5% |
| Power Factor | ≥0.99 |
| Load Protection | Circuit breakers |
| Dimensions (W×D×H) | 600 × 600 × 1600 mm |
| Weight | ≤100 kg (including rectifiers) |
| Operating Temp | –40°C ~ +65°C |
| Certifications | CE, UL, NEBS |
| Warranty | 12 Months |
| Application | Telecom, data center, bank, equipment room |
Applications
Telecom access network & core communication equipment
Data center IDC & edge computing equipment rooms
Bank, finance & critical enterprise IT loads
4G / 5G macro base stations & indoor coverage sites
Industrial control & automation critical power supply
Government, military & high-reliability indoor 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.
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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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