Product Overview
The Vertiv (formerly Emerson) NetSure 212 C23‑S1/S2 is an ultra‑compact, highly reliable 1U 19‑inch embedded DC power system designed for space‑constrained telecom access scenarios, including FTTx, OLT equipment, small base stations, fiber access nodes and industrial control applications. It integrates AC distribution, rectification, DC distribution, intelligent monitoring and surge protection in an ultra‑thin 1U subrack, delivering stable –48V DC output with a maximum capacity of 40A / 2kW.
Adopting a fully modular, hot‑swappable design and front‑access maintenance, this system ensures high efficiency, easy deployment and low operational cost. It is the preferred compact power solution for modern access network infrastructureVertiv.
Key Features
Ultra‑compact 1U design: Only 44mm height, 19‑inch standard rack mount, shallow depth 290mm, ideal for narrow cabinets
Wide AC input range 80–300VAC, 45–65Hz, strong adaptability to unstable grids and generator powerVertiv
Supports up to 2 rectifier modules (R48‑1000A / R48‑500A), system power up to 2kW, max output current 40AVertiv
Peak rectifier efficiency >92%, low power consumption and heat generation
Intelligent M225S controller: LCD display, RS232, dry contact, supports remote monitoring & fault alarmVertiv
Hot‑swappable modules: Online replacement without system shutdown, high availability
Full front operation & maintenance: No rear space required, easy installation and repair
Comprehensive surge protection: AC/DC/Signal multi‑stage lightning protectionVertiv
Wide operating temperature –40°C ~ +65°C, strong environmental adaptability
Complete protection: LVBD, OVP, OCP, SCP, OTP to ensure safe operation
Dual input versions: S1 (IEC C14 socket) / S2 (3P terminal block) for flexible wiring
RoHS compliant & certified: CE, UL, ETSI, global safety compliance
Technical Specifications
| Item | Details |
|---|
| Brand | Vertiv / Emerson |
| Model | NetSure 212 C23‑S1 / C23‑S2 |
| System Type | 19‑inch 1U embedded subrack |
| AC Input | 80–300VAC, 45–65Hz; single‑phase |
| DC Output | Nominal –48VDC; Adjustable –42V ~ –58VDC |
| Max Output Current | 40A |
| System Power | Up to 2kW (2×1000W modules) |
| Matching Rectifier | R48‑1000A / R48‑500A |
| Monitoring Unit | M225S |
| Communication | RS232, dry contact |
| Protection Functions | LVBD, OVP, OCP, SCP, OTP, SPD surge protection |
| Dimensions (W×D×H) | 482.6 × 290 × 44 mm |
| Weight | ≤10 kg (subrack only); ≤1.2 kg (per rectifier) |
| Operating Temp | –40°C ~ +65°C |
| Warranty | 12 Months |
| Certifications | CE, UL, ETSI, RoHS |
| Application | FTTx, OLT, small base station, access node |
Applications
FTTx & fiber optical access network equipment
Telecom OLT, ONU and edge access devices
Small 4G/5G base stations and wireless access sites
Indoor coverage, street cabinets and compact equipment rooms
Industrial control, automation and critical DC power loads
Security monitoring, transmission equipment and intelligent terminals
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.
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