Skip to the beginning of the images gallery

U291CIU01, Huawei eSpace U2990 Circuit Interface Unit, 2 E1/1 FXO/1 FXS

Brand: Huawei
Model: U291CIU01

$3,794.00

100% Genuine

Original, factory-verified

3-Year Warranty

Extended, enterprise-grade

24 Years Expertise

Proven, deployment-focused

Condition

Original New

Express Shipping to United States
Estimated shipping time: 2–6 business days via DHL, FedEx, UPS and more

Certified Expertise Builds Trust

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

U291CIU01, Huawei eSpace U2990 Circuit Interface Unit, 2 E1/1 FXO/1 FXS

100% Genuine Ready to Ship

$3,794.00

Overview

Huawei U291CIU01 Overview

The Huawei U291CIU01 circuit interface unit is an enterprise-grade voice access module for the eSpace U2990 platform, delivering flexible TDM and VoIP connectivity for carrier and large campus deployments. It scales from 30,000 subscribers per frame to 300,000 with 7-frame cascading while supporting up to 128 x E1/T1 trunk interfaces per frame. With rich PSTN signaling, SIP support, and comprehensive codec options, it enables smooth migration from legacy PBX and ISDN to converged IP voice, ensuring high reliability, centralized management, and efficient operations.

Product Highlights

300,000

User Scale

128 E1

Trunk Ports

99.999%

Reliability

Product Applications Scenarios

Enterprise Network

The U291CIU01 aggregates E1/T1 trunks and SIP into a single voice platform, simplifying PBX consolidation and cutting branch telephony backhaul costs by up to 30% for regional enterprises.

Service Providers

High BHCC and up to 300,000 subscribers per system make it ideal for carrier-class softswitch access, boosting port utilization and reducing per-subscriber CapEx in voice networks.

Public Infrastructure

Robust environmental tolerance and 99.999% reliability support critical telephony for government, transport, and utilities, minimizing downtime and improving service continuity.

Product Features Comparison


Model	U291CIU01, Huawei eSpace U2990 Circuit Interface Unit, 2 E1/1 FXO/1 FXS	CR5D0LBXFA70, Huawei CR5D0LBXFA70 Line Processing Unit, 12×10G SFP+/Integrated/LPUI-120	U13SLOCREG02, Huawei U1930 Local Regeneration Module, Local Regeneration/Plug-in Card/Huawei U1930	CR5D00E5XF60, Huawei Router Flexible Card, 5×10G SFP+ ports, B type, 2 sub-slots
Brand	Huawei	Huawei	Huawei	Huawei
Module Type	n/a	Line Processing Unit (LPUI-120)	Huawei U1930 Local Regeneration Function	Flexible Card
Port Configuration	128 x E1/T1 per single frame	12	1 x 10/100/1000Mbps Ethernet	5
Supported Speed	n/a	10Gbps	10/100/1000Mbps	10Gbps
Compatible Platform	n/a	Huawei Enterprise Switches	Huawei U1930 Series	CP100
Installation Type	7U frame	Plug-in module	On-premises	Compact

Optional Add-ons

Model Number	Description
U291CIU01	Huawei eSpace U2990 Circuit Interface Unit, 2 E1/1 FXO/1 FXS expansion module for TDM and analog voice access
U13SLOCREG02	Huawei U1930 Local Regeneration Module providing local voice regeneration and enhanced resiliency
VC8M01IGW	Huawei IGW100 ISDN Gateway module adding BRI ISDN trunking to HD and VoIP voice deployments

Quality Certifications

Specification

Huawei U291CIU01 Specification

Model

U291CIU01

Brand

Huawei

Maximum Number of Users

30,000 subscribers for single frame, up to 300,000 subscribers with 7-frame cascading

Trunk Interfaces

128 x E1/T1 per single frame

Signaling Protocols

E1/ISUP, E1/TUP, E1/PRI, T1/PRI (ITU-T standard), SIP

Codec Support

G.711, G.729, G.722, G.722.1, G.722.2, G.723, iLBC, AMR/EVRC

Number of Meeting Channels

480 participants per meeting hall

BHCC

180K (single frame) / 1,800K (7-frame cascading)

Power Supply

DC: -57 V to -40 V, standard -48 V; power supply redundancy with 2 pairs of power modules, each pair powering half of the frame

Maximum Power Consumption

1,250W (fully configured)

Dimensions (H x W x D)

7U frame, 312mm x 442mm x 409mm

Environment

Operating temperature: 5°C to 55°C; humidity: 5% to 95% RH, non-condensing; air pressure: 70 to 106 kPa; seismic performance: resists up to level 7 on the Richter scale

System Reliability

99.999%

Maintainability

Remote maintenance, log collection, and hot patch

Manageability

Centralized and remote equipment management, signaling tracing, resource tracing, and alarm management

Weight

0.66 kg

Get more information

Discover unbeatable prices and fast shipping for the U291CIU01, Huawei eSpace U2990 Circuit Interface Unit, 2 E1/1 FXO/1 FXS . Access the detailed U291CIU01, Huawei eSpace U2990 Circuit Interface Unit, 2 E1/1 FXO/1 FXS 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

How does the U291CIU01 compare to similar products in its category?

The U291CIU01 is known for its reliability and seamless integration with Huawei systems, making it competitive in performance and price compared to similar products from other brands.

What should I do if I encounter issues with the U291CIU01?

For troubleshooting, refer to the user manual for common issues and solutions. If problems persist, contact Huawei support for assistance.

Is the U291CIU01 suitable for small businesses?

While primarily designed for larger enterprises, the U291CIU01 can be used in small businesses that require robust and scalable network solutions.

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 are the main features of the Huawei eSpace U2990 Circuit Interface Unit U291CIU01?

The Huawei eSpace U2990 Circuit Interface Unit U291CIU01 is designed for high-performance network connectivity, offering robust support for voice and data transmission.

Is the U291CIU01 cost-effective for large-scale deployments?

Yes, the U291CIU01 is highly cost-effective for large-scale deployments, providing excellent value with its performance and reliability.

What are common application scenarios for the U291CIU01?

The U291CIU01 is typically used in enterprise telecommunication systems, call centers, and integrated communications networks where high-quality voice and data transmission are critical.

How do I install the Huawei eSpace U2990 Circuit Interface Unit U291CIU01?

Installation involves mounting the unit in a standard rack space and connecting it to your network following the provided detailed instructions.

Does the U291CIU01 support firmware upgrades?

Yes, the U291CIU01 supports firmware upgrades to ensure it remains up-to-date with the latest technology and security features.

Are there alternative products to the Huawei eSpace U2990 Circuit Interface Unit U291CIU01?

Alternatives include similar interface units from other manufacturers such as Cisco and Avaya, though the U291CIU01 offers unique integration benefits with Huawei ecosystems.

What are the available accessories for the U291CIU01?

Available accessories for the U291CIU01 include rack mounting kits, power supply units, and additional interface modules.