Product Overview
The Vertiv NetSure 212 C23‑S1/S2 (Former Emerson) is compact 1U height 19-inch standard embedded power subrack, developed for FTTx OLT, DSLAM, indoor micro base station and small pole-mounted communication cabinet. Configurable with max 2pcs R48‑1000A(1000W)/R48‑500A rectifiers plus M225S intelligent monitoring unit, the system supports max total 40A @-48VDC dual-path DC distribution, nominal adjustable 42~58VDC(default53.5VDC). Built-in multi-group fuse distribution circuit (4×10A+2×20A load branch +30A battery fuse), full front wiring & maintenance layout, compact lightweight design widely used in global access network and mini telecom power renovation projects. Two variants available: C23‑S1 with IEC AC socket input; C23‑S2 with terminal block AC input for different wiring requirements.
Key Features
Standard 1U 19-inch rack dimension:40×482.6×290mm, subrack weight ≤10kg, compact embedded installation
Ultra-wide single-phase AC input:80~300VAC,45~65Hz, PF≥0.99, well adapt unstable grid and generator power
Adjustable DC output:‑42~‑58VDC(Nominal53.5VDC), max continuous total output 40A, dual output distribution design
Full hot-swap rectifier: R48‑1000A/R48‑500A optional, single rectifier efficiency≥92%, max 2 modules fully configured
Built-in fixed distribution circuit: 4×10A + 2×20A load fuse branches + 30A battery protection fuse, dual DC output layout
Equipped M225S monitoring card: RS232 + dry contact remote alarm, real-time voltage/current/battery monitoring
Full front wiring & front maintenance design, no rear operation required for daily inspection and module replacement
Complete AC/DC surge protection + OVP/OCP/SCP multi electrical safety protection, CE & Saber certified
Working temperature range:‑5℃~+40℃, stable running in sealed small communication cabinet environment
Technical Specifications
| Item | Details |
| Model | NetSure 212 C23‑S1 / C23‑S2 |
| Brand | Vertiv / Former Emerson |
| Subrack Size | 1U,19" (40×482.6×290mm), ≤10kg |
| AC Input | 80~300VAC,45~65Hz, PF≥0.99 |
| DC Output | Adjustable -42~-58VDC(Nom53.5V), Max 40A |
| Matching Rectifier | R48‑1000A(1000W)/R48‑500A, Max 2pcs |
| Monitoring Unit | M225S Controller |
| DC Distribution | 10A×4 + 20A×2 load; 30A battery fuse |
| Output Type | Dual DC Distribution |
| Rectifier Efficiency | ≥92% |
| Working Temp | -5℃ ~ +40℃ |
| Certifications | CE, Saber |
| MOQ | 1 Set |
| Unit Price | $269 / Set (1~9pcs) |
| Monthly Supply | 2000 Sets |
| Packing | Carton / Wooden Frame |
| Delivery Port | Shenzhen |
| Warranty | 12 Months |
Applications
FTTx OLT & ONU Indoor Small Cabinet DC Backup Power
4G/5G Micro Indoor Small Cell Base Station Power Supply
DSLAM Access Network Communication Equipment Power System
Pole-mounted Outdoor Mini Telecom Cabinet Built-in Power
Security Monitoring & Small Industrial Control DC Power Supply
Old Mini Access Network Power Cabinet Upgrade Renovation





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.
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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 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 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.