Vertiv NetSure 211 C12-S1 Official White Background Photo View 1
VertivModel: NetSure 211 C12-S1

Vertiv NetSure 211 C12-S1 Compact Embedded DC Power System (-48V 120A 2U)

The Vertiv NetSure 211 C12-S1 is a high-density, 19-inch rack-mounted 2U subrack -48V DC power system engineered for telecom access nodes, hosting up to three high-efficiency rectifiers and a centralized controller.

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Nominal Output Voltage
-48VDC (-42V ~ -58V) VDC
AC Input Voltage
85VAC ~ 300VAC (Nominal 220VAC) VAC
Rated DC Output Current
120A (Rated Capacity 5.8kW)
Peak Energy Efficiency
≥96.0%
Managed Rectifier Capacity
4 × R48-1000e / R48-2000e3 Modules
Smart Monitoring Controller
M221S / M222S Smart Controller

What this product is

What this product is

A comprehensive telecom-grade embedded power plant combining AC input distribution, rectifier slots, configurable DC load breakers, battery disconnect contactors, and digital monitoring into a standardized 2U frame.

What problem it solves

Mitigates severe space constraints in telecom enclosures, prevents equipment downtime across unstable utility grids (85-300VAC), and prevents irreversible battery damage via tiered low-voltage disconnection.

Who and where it is for

Telecom 4G/5G edge sites, FTTx optical access points, microwave repeaters, transmission shelters, and roadside outdoor cabinets.

Core advantages

  • Ultra-compact 2U footprint delivers up to 120A DC output without sacrificing front-access serviceability.
  • Extended AC input tolerance (85VAC to 300VAC) reduces diesel generator runtime in rural regions.
  • Integrated dual Low Voltage Disconnect (LLVD for loads, BLVD for battery reserves) maximizes reserve runtime.
  • Fully hot-swappable rectifiers and NCU controller enable hitless field expansions.

Technical specifications

Key specificationsValue
Smart Monitoring ControllerM221S / M222S Smart Controller
AC Input Voltage85VAC ~ 300VAC (Nominal 220VAC) VAC
Cooling System ArchitectureTemperature-controlled Forced Air Cooling
Nominal Output Voltage-48VDC (-42V ~ -58V) VDC
Managed Rectifier Capacity4 × R48-1000e / R48-2000e3 Modules
Rated DC Output Current120A (Rated Capacity 5.8kW)
Form Factor Dimensions (HxWxD)88 (2U) × 482 × 330 mm
Peak Energy Efficiency≥96.0%
Operating Temperature Range-40°C ~ +65°C

Applications

01

Wireless cellular base station BBU cabinets

02

FTTH/FTTC outside plant nodes

03

Utility substations and railway trackside signaling power

04

Industrial SCADA and enterprise telecom networks

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