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Name:
ESR-24CT1/E1
- Description:
- 24port Channelized E1/T1 Line Card
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Added to cart 49 times recently
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In stock - Ready to Ship
- Brand:
- Cisco
- Condition:
- GTIN:
- 882658134944
- Warranty:
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3 - List Price:
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$35,000.00
- Price:
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$18,600.00
47% off
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ESR-24CT1/E1
24port Channelized E1/T1 Line Card
$35,000.00
$18,600.00
7 in Global Warehouse
$18,600.00
47% off
TRUSTED, TRIED, PROVEN
ESR-24CT1/E1 Overview
ESR-24CT1/E1 is a high-performance telecommunications interface module engineered for modern network environments where legacy E1 connectivity meets contemporary digital infrastructure. This specialized WAN card offers 24 dedicated E1 channels in a compact form factor, delivering reliable signal integrity and streamlined data transmission for integration into routers, switches, and telecommunications systems.
Designed with easy installation in mind, the ESR-24CT1/E1 seamlessly fits into PCIe slots on servers and network platforms while supporting key digital communication standards. Its robust design and compatibility with leading industry vendors make it an ideal solution for expanding network capacity, modernizing legacy systems, and ensuring uninterrupted connectivity in demanding data center and telecom applications.
What is the price of ESR-24CT1/E1?
Lowest price of ESR-24CT1/E1 is $ 18,600.00. Shop now! Get further exclusive discounts with bulk quotation on ESR-24CT1/E1
Explore more options from Network Modules And Cards or explore other Cisco products.
ESR-24CT1/E1 Specifications
| Product Type | Telecommunications Interface Module |
| Module Type | WAN |
| Data Rate | N/A |
| Connector Type | N/A |
| Supported Protocols | N/A |
| Form Factor | PCIe |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP |
| Max Speed | N/A |
| Supported Features | N/A |
| Power Consumption | N/A |
| Interface Ports | N/A |
| Expansion Slots | N/A |
| Product Name | ESR-24CT1/E1 |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP | Cisco, Juniper, Arista, Dell, HP |
| Connector Type | RJ-45 | RJ-45 | N/A | Fiber LC | SFP+ |
| Data Rate | 44.736 Mbps | 1Gbps | N/A | OC-3 (155Mbps) | 10G |
| Depth | N/A | N/A | N/A | 0.5 inches | N/A |
| Expansion Slots | NIM | N/A | N/A | N/A | N/A |
| Form Factor | PCIe | PCIe | PCIe | Modular | PCIe |
| Height | N/A | N/A | N/A | 1.0 inches | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Interface Ports | RJ-45 | Ethernet | N/A | Fiber | SFP+ |
| Max Speed | 44.736 Mbps | 1Gbps | N/A | 155Mbps | 10Gbps |
| Module Type | WAN | Ethernet | WAN | WAN / ATM Module | SFP+ |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 10W | N/A | N/A | 12W | 15W |
| Product Name | ESR-8E3/DS3 | ESR-HH-1GE Ethernet Module | ESR-24CT1/E1 | ESR-4OC3ATM-SM | ESR-1COC12-SMI |
| Product Type | Network Module | Network Module | Telecommunications Interface Module | Network Module | Network Card |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | N/A | Auto-negotiation, Signal Integrity, Error Correction | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP | TCP/IP | N/A | ATM, TCP/IP | TCP/IP |
| Weight | N/A | N/A | N/A | 0.8 lbs | N/A |
| Width | N/A | N/A | N/A | 3.5 inches | N/A |
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Questions & Answers
Q
What is the ESR-24CT1/E1 24-port Channelized E1/T1 Line Card?
A
The ESR-24CT1/E1 is a high-density Channelized E1/T1 line card that delivers 24 fully channelized ports for voice, data and legacy TDM services in carrier-grade applications.
Q
How many ports and channels does the ESR-24CT1/E1 support?
A
Each ESR-24CT1/E1 line card provides 24 physical ports and supports up to 24 × 32 channels (768 DS0s), fully channelized for granular bandwidth allocation.
Q
Which framing and line coding protocols are supported?
A
The card supports E1 framing (G.703/G.704), T1 framing (D4/CAS/ESF) and line coding (HDB3 for E1, AMI/B8ZS for T1), ensuring universal carrier compatibility.
Q
Is the ESR-24CT1/E1 compatible with standard carrier routers and switches?
A
Yes. The ESR-24CT1/E1 is interoperable with major carrier-class routers and switches using industry-standard interfaces and signaling protocols.
Q
What data rates and channel speeds are available?
A
Each E1 port delivers 2.048 Mbps and each T1 port delivers 1.544 Mbps, with per-DS0 routing at 64 kbps granularity for flexible bandwidth management.
Q
Can individual DS0 channels be independently configured?
A
Absolutely. The ESR-24CT1/E1 supports per-channel configuration for encapsulation, routing, and signaling, enabling mixed TDM, VoIP, and data services on a single card.
Q
How does the line card handle synchronization and timing?
A
It offers internal clocking, adaptive clock recovery from network links, and external BITS reference input for precise timing and network sync.
Q
What redundancy and protection features are available?
A
The ESR-24CT1/E1 supports 1+1 hot-swappable redundancy, N+1 card protection, and hitless switching to maintain service during failures or maintenance.
Q
What typical applications use the ESR-24CT1/E1 line card?
A
Common use cases include carrier voice aggregation, legacy TDM migration, leased line provisioning, ATM backhaul, and multi-service edge routing.
Q
How do I install the ESR-24CT1/E1 in my chassis?
A
Simply slide the hot-swappable card into an available slot, secure the front panel screws, and configure via the chassis management interface—no system downtime required.
Q
What are the power and thermal specifications?
A
Each card consumes up to 25 W under full load. It operates from –5 °C to 55 °C with front-to-rear airflow and follows NEBS Level 3 cooling guidelines.
Q
Does the card support performance monitoring and diagnostics?
A
Yes. It provides real-time jitter, wander, BER statistics, LOS/LOF alarms and per-port loop-back for proactive fault detection and troubleshooting.
Q
Which management interfaces are available?
A
Management is via the chassis’ CLI, SNMP v2/v3, NETCONF/YANG, and optional web GUI, enabling full visibility and automation in multi-vendor networks.
Q
How do I upgrade firmware on the ESR-24CT1/E1?
A
Firmware is upgraded via the chassis management system using FTP/TFTP or via in-band CLI commands, ensuring seamless updates without service interruption.
Q
What environmental and regulatory certifications does it have?
A
The line card is NEBS Level 3 certified, CE marked, RoHS compliant, and meets UL 60950 and FCC Part 15 standards for safe, eco-friendly deployment.
Q
What warranty and support options are available?
A
The ESR-24CT1/E1 includes a one-year hardware warranty, extended support plans, 24×7 technical assistance, and optional on-site spares and next-business-day replacement.
