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OSN500 21E12 S1.1 DC Huawei
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OSN500 21E12 S1.1 DC Huawei
Home Hot Sale FTTh Products OLT HUAWEI OSN500 21E12 S1.1 DC Huawei Brand New OptiX Power Supply
OSN500 21E12 S4.1 Huawei
OSN500 21E12 S4.1 Huawei High Quality OptiX DC Power Supply
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OSN500 21E75 S1.1 DC Huawei
OSN500 21E75 S1.1 DC Huawei Brand New OptiX Power Supply

OSN500 21E12 S1.1 DC Huawei Brand New OptiX Power Supply

The OSN500 21E12 S1.1 DC Huawei is a brand new DC power supply module engineered specifically for the Huawei OptiX OSN500 series. Designed to deliver reliable -48V DC input power to core transmission components, this module ensures consistent operation in carrier-grade and enterprise optical networks. With its hot-swappable design, intelligent protection features, and compact footprint, the 21E12 S1.1 is ideal for remote sites, edge deployments, and mission-critical telecom environments.

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Categories: All Products, Hot Sale FTTh Products, HUAWEI Tags: Huawei -48V power unit, Huawei brand new power supply, Huawei certified power supply module, Huawei communication power module, Huawei compact DC converter, Huawei DC power card, Huawei DC power input board, Huawei edge transmission power, Huawei embedded telecom power, Huawei energy-efficient DC board, Huawei fiber transport power module, Huawei low voltage power system, Huawei MSTP SDH power board, Huawei OptiX 21E12 S1.1, Huawei OptiX DC converter, Huawei original 21E12 board, Huawei OSN500 21E12 S1.1, Huawei OSN500 network power unit, Huawei OSN500 system component, Huawei packet transport power supply, Huawei power module for OSN500, Huawei remote site power unit, Huawei replacement power for OSN500, Huawei SDH system power unit, Huawei small form factor power board, Huawei telecom power supply, OSN500 21E12 S1.1 DC Huawei, OSN500 power supply module, OSN500 rack-mount power module, OSN500 S1.1 DC power supply, OSN500 transmission power
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  • Description
Description

OSN500 21E12 S1.1 DC Huawei Brand New OptiX Power Supply

The OSN500 21E12 S1.1 DC Huawei is a brand new DC power supply module engineered specifically for the Huawei OptiX OSN500 series. Designed to deliver reliable -48V DC input power to core transmission components, this module ensures consistent operation in carrier-grade and enterprise optical networks. With its hot-swappable design, intelligent protection features, and compact footprint, the 21E12 S1.1 is ideal for remote sites, edge deployments, and mission-critical telecom environments.


Key Features

  • Model: OSN500 21E12 S1.1

  • Condition: 100% Brand New, Original Huawei OEM

  • Input Voltage Range: -38.4V to -72V DC

  • Rated Input Voltage: -48V DC

  • Power Output Function: Supplies internal OSN500 subrack components

  • System Compatibility: Fully compatible with Huawei OSN500 platform

  • Hot-Swappable: Allows live replacement without interrupting service

  • Protection Features: Overvoltage, overcurrent, short-circuit, and thermal protection


Technical Specifications

Specification Details
Model Number 21E12 S1.1
Product Type DC Power Supply Module
Input Voltage -48V DC (Range: -38.4V to -72V DC)
Power Output Supplies regulated DC power to OSN500 system boards
Installation Slot Power module slot in OSN500 subrack
Power Efficiency High-efficiency design minimizes energy loss
Hot Swappable Yes
Protection OVP, OCP, Short Circuit, Overheat
Operating Temperature -5°C to +55°C
Humidity Tolerance 5% – 95% RH, non-condensing
Certification & Compliance Huawei Standards, CE, RoHS, Telecom Grade
Warranty 1–3 Years Manufacturer Warranty

OSN500 21E12 S1.1 DC Huawei Applications

  • Telecom Access Nodes – Reliable power for access-layer SDH/OTN transport

  • Remote Communication Shelters – Ideal for powering small optical stations

  • Industrial Automation Networks – Robust performance in harsh electrical environments

  • Enterprise & ISP Deployments – Powers compact optical transport nodes at the edge

  • Smart City & Surveillance Networks – Supports backbone power for camera and sensor backhaul


Customization & OEM Services

  • OEM Labeling – Private branding available upon request

  • Custom Cabling Kits – Supplied with DC terminal kits for site integration

  • Pre-Tested Modules – Factory-tested for specific configuration or alarms

  • Turnkey Bundling – Combine with OSN500 chassis, boards, and patch cords

  • Project-Based QA – Extended aging and burn-in for mission-critical deployments


OSN500 21E12 S1.1 DC Huawei Wholesale & Global Procurement

  • 100% Huawei Original – Verified new unit with serial number traceability

  • Bulk Stock Availability – Ideal for large-scale infrastructure rollouts

  • Export-Ready Packaging – ESD-safe and shock-proof packaging for safe transit

  • Global Delivery Options – Fast and secure shipping worldwide

  • Technical Documents Available – Installation manuals, pinouts, and safety guides


Why Choose the OSN500 21E12 S1.1 DC Huawei Power Supply

  • Reliable -48V DC Input – Ensures stable operation of Huawei OSN500

  • Compact & Efficient – Optimized for small cabinets and edge sites

  • Carrier-Grade Durability – Proven long-term stability in telecom networks

  • Huawei OEM Quality – Fully compliant with global telecom standards

  • Seamless Network Integration – Works natively with Huawei NMS and OAM systems


Contact Us

Upgrade or maintain your Huawei optical transport network with the OSN500 21E12 S1.1 DC Power Module — a trusted solution for powering modern telecom infrastructure.

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