Skip to the beginning of the images gallery

TNN1HUNS303, Huawei OSN 1800 Service Board, 40G Line Card/LH, Tx 0~4.5dBm/Rx -22dBm/LC/20G license

Brand: Huawei
Model: TNN1HUNS303

11 Questions

100% Genuine

Original, factory-verified

3-Year Warranty

Extended, enterprise-grade

24 Years Expertise

Proven, deployment-focused

Condition

Original New

Certified Expertise Builds Trust

CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert

Talk to an Expert

Faster Delivery, Globally Ready
20+ years of supply chain expertise for faster multi-stop delivery with smooth customs.
48H Worldwide Shipping
10+ Global Warehouses
Keep Projects On Time
Reliable availability and real-time shipment visibility to keep every critical IT project on schedule.
Track Your Order

Leading Global Distributor
Since 2002
A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

Worry-Free Coverage with RSCare
3-Year warranty for enterprise hardware, including advanced RMA, diagnostics, spare parts support, and OEM service compatibility.
Cisco SmartNet
HPE Foundation Care
Dell ProSupport
Juniper Care
Fortinet Support
Your Trusted Genuine Source
Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.
100% Authentic Products
100,000+ Multi-Brand SKUs Available

TNN1HUNS303, Huawei OSN 1800 Service Board, 40G Line Card/LH, Tx 0~4.5dBm/Rx -22dBm/LC/20G license

100% Genuine Ready to Ship

Overview

Huawei TNN1HUNS303 Overview

The Huawei TNN1HUNS303 is a carrier-grade 40G line service processing board for OSN 7500 II MSTP platforms, engineered for high-capacity packet, SDH, and OTN transport. It delivers 40G line performance with LH optics (Tx 0–4.5 dBm, Rx -22 dBm) and a 20G license for flexible service growth. Supporting FE/GE/10GE/40GE, rich TDM and WDM interfaces, and advanced MPLS-TP, QoS, and protection features, this module suits regional service providers, metro networks, and large enterprise backbones across Asia, Europe, Africa, and North America.

Product Highlights

560Gbit/s

OTN Core

320Gbit/s

Pkt Switch

40GE

WAN Ports

Product Applications Scenarios

Service Providers

Delivers 40G line transport with MSTP, SDH, and OTN support, simplifying multiservice backhaul and reducing TDM plus packet backbone costs by consolidating interfaces.

Enterprise Network

Provides resilient 40G aggregation, rich Ethernet and legacy interfaces, and QoS to prioritize critical applications while cutting separate WAN equipment needs by up to 30%.

Public Infrastructure

Supports converged packet and TDM transport for utilities and transport networks, improving service continuity with MPLS-TP and SDH protection in harsh field sites.

Product Features Comparison


Model	TNN1HUNS303, Huawei TNN1HUNS Series Board, 40G Line Card/LH Tx 0~4.5dBm/20G license	CR2DL1XE8G10, Huawei NetEngine Router Interface Card, 1×10G SFP+ port/8×1G SFP port/Physical Interface Card	CR5DLPUFF070, Huawei CR5 Series Flexible Card, Line Processing Unit, LPUF-240	TNW1HUNS304, Huawei TNW1HUNS304 Board, 40G Line Card/Tx -1dBm~4.5dBm/Rx -20.5dBm
Brand	Huawei	Huawei	Huawei	Huawei
Module Type	Smart 40G Line Service Processing Board (LH,Tx_0dBm~4.5dBm,Rx_-22dBm,LC,with 20G license)	1-Port 10GBase LAN/WAN-SFP+ + 8-Port 100/1000Base-X-SFP Physical Interface Card	Flexible Card Line Processing Unit (LPUF-240)	Smart 40G line service processing board
Port Configuration	n/a	1×10G SFP+ + 8×1G SFP	Port Density 24 Ports	n/a
Supported Speed	Packet: 320 Gbit/s and TDM: 360 Gbit/s (higher order), 40 Gbit/s (lower order), OTN: 560Gbit/s	1-Port 10GBase LAN/WAN-SFP+ + 8-Port 100/1000Base-X-SFP	Port Speed 10Gbps	Maximum Data Rate 40Gbps
Compatible Platform	OSN 7500 II	NetEngine NE20E Router	n/a	Huawei OptiX OSN equipment
Installation Type	PCS	Interface Card	n/a	Board

Optional Add-ons

Model Number	Description
TN97D4802	Huawei 48-channel 100GHz C_ODD demultiplexing board for dense DWDM with LC interfaces
TN16WSD901	Huawei 9-port wavelength selective demux board for flexible 50GHz DWDM add/drop
TN11DCU08	Huawei OSN dispersion compensation unit for G.652 fiber over 10km transmission spans

Quality Certifications

Specification

Huawei TNN1HUNS303 Specification

Model

TNN1HUNS303

Brand

Huawei

Part Number

03054953

Description

Smart 40G Line Service Processing Board (LH,Tx_0dBm~4.5dBm,Rx_-22dBm,LC,with 20G license)

Discount Category

PID Hardware

Product Line

Networking

Sub Product Family

MSTP

Product Series

OSN 7500 II

UOM

PCS

Net Dimension(D*W*H mm)

261*267*50

Typic Power(W)

142

Dimensions

800mm (H) x 496mm (W) x 295mm (D)

Switch Capacity

Packet: 320 Gbit/s and TDM: 360 Gbit/s (higher order), 40 Gbit/s (lower order), OTN: 560Gbit/s

Service Slots

32 slots, 16 slots for interface boards and 16 slots for processing boards with same bandwidth per slot

Ethernet interface

FE/GE/10GE/40GE

SDH interface

STM-1/4/16/64

PDH interface

E1/T1, E3/T3, E4

ATM interface

E1, STM-1

WDM interface

40 DWDM wavelengths, compliant with ITU-T G.694.1 8 CWDM wavelengths, compliant with ITU-T G.694.2

SAN interface

FDDI, ESCON, FICON/FICON Express, FC100/200/400/800/1200

PCM interface

FXS/FXO, 2/4W VF & E&M X.21/V.35/V.11/V.24/V.28, RS232/RS422, RS449/RS423A/RS422A, RS530/RS530A,RS485, G.703 64 kbit/s codirectional

Other interface

DDN, Video

Networking Mode

Supports packet, hybrid (packet + SDH or OTN + SDH) or SDH networking Supporting WDM networking Supporting single-fiber bidirectional transmission

Power Supply

48V DC/-60V DC

Ethernet Feature

E-Line and E-LAN, QinQ MPLS-TP based VPWS and VPLS Multi-section pseudo-wire (MS-PW) ETH PWE3, TDM PWE3, A TM/IMA PWE3 IGMP Snooping V2 Blacklist, Broadcast packet suppression, ACL VLAN SWAP

PCM Feature

Voice or data Conference/Meeting,P2MP,MP2MP FXO/FXS mode can be set by software E&M Interface voltage can be set by software (-48V/-12V) E&M signaling can be set by software (Bell types I, II, III, IV, V and British Telecom SSDC5)

QoS

Hierarchical QoS scheduling and traffic shaping DiffServ mode based on traffic classification, eight priority queues Simple traffic classification, complex traffic classification, per hop behavior (PHB),and A CL Committed access rate (CAR), shaping based on port scheduling priority PQ scheduling priority, weighted fair queuing (WFQ) and PQ+WFQ queuing Tail drop and weighted random early detection (WRED)

MPLS OAM

LSP/PW OAM: FDI, BDI,CV, FFD, TraceRoute, Ping, LM, DM PW OAM: CES PW VCCV

Ethernet OAM

ETH-CC, ETH-Loopback, ETH-Link Trace, Remote Loopback, Remote Fault Detection, RMON(RFC 2819)

MPLS-TP based Service Protection

LSP/PW Linear protection, Ring protection Anti multifailure protection based on MS-PW LAG, MC-LAG, Dual-homing protection, LPT

SDH based Service Protection

2/4 fiber MS-SP Ring; 1+1/1:n (n SNCP/SNCTP Tributary protection for E1/T1, E3/T3, E4, STM-1(e) and FE

ASON

Distributed restorable rerouting protection 5-level service dedicated protection scheme based on different SLA: Diamond, Gold, Silver, Copper and Iron services Based on VC-4 and VC-12 granularity

Synchronization

Both Ethernet and SDH networks supporting clock synchronization Supporting G.813, Synchronous Ethernet and IEEE 1588v2 synchronization Adaptive clock recovery (ACR) Two external clock inputs/outputs (2MHz or 2 Mbit/s) Two external time signals (1pps+TOD)

Get more information

Discover unbeatable prices and fast shipping for the TNN1HUNS303, Huawei TNN1HUNS Series Board, 40G Line Card/LH Tx 0~4.5dBm/20G license . Access the detailed TNN1HUNS303, Huawei TNN1HUNS Series Board, 40G Line Card/LH Tx 0~4.5dBm/20G license datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

Quality Certifications

Need Help? Technical Experts Available Now.

+1-626-655-0998 (USA)
UTC 15:00-00:00
+852-2592-5389 (HK)
UTC 00:00-09:00
+852-2592-5411 (HK)
UTC 06:00-15:00

Get a Quote

Live Chat

Need Help? Technical Experts Available Now.

Customer Reviews

Write Your Own Review

Only registered users can write reviews. Please Sign in or create an account

Q&A

Questions & Answers

What accessories are available for the TNN1HUNS303?

Accessories for the TNN1HUNS303 include compatible fiber optic cables, additional licenses, and chassis components.

How does the TNN1HUNS303 compare to similar products?

The TNN1HUNS303 stands out with its integrated 20G license and support for high-speed 40G lines, making it a robust option in its category.

Is the TNN1HUNS303 compatible with existing infrastructure?

The TNN1HUNS303 is designed to be compatible with Huawei's existing network infrastructure, ensuring seamless integration.

Why should I buy from router-switch.com?

As an authorized distributor for 20+ top brands, router-switch.com offers:
- Genuine products with full warranties.
- Competitive pricing and bulk order discounts.
- Professional pre-sales and after-sales support.

Learn More

What is the main feature of the TNN1HUNS303?

The TNN1HUNS303 is a Smart 40G Line Service Processing Board featuring LH, Tx 0dBm~4.5dBm, Rx -22dBm, LC, and a 20G license.

How cost-effective is the TNN1HUNS303?

The TNN1HUNS303 offers excellent value by supporting high-capacity 40G processing while including a 20G license, making it a future-proof choice.

What are the application scenarios for the TNN1HUNS303?

The TNN1HUNS303 is ideal for data centers, metro networks, and service provider backbone networks requiring high-speed data processing.

How do I install the TNN1HUNS303?

Install the TNN1HUNS303 in a compatible Huawei chassis, ensuring proper handling of fiber connections to maintain signal integrity.

Does the TNN1HUNS303 require regular upgrades?

Regular firmware updates from Huawei may be required to ensure optimal performance and security for the TNN1HUNS303.

Are there alternative products to the TNN1HUNS303?

Alternatives include other boards in Huawei's product lineup, though the TNN1HUNS303's specific features and license may offer unique benefits.

What are common troubleshooting steps for the TNN1HUNS303?

Common steps include checking fiber connections, verifying compatible hardware, and updating the firmware of the TNN1HUNS303.