Manufacturer: Cisco
Product ID: ESR-8E3/DS3
Product Description: 8 port clear channel E3/DS3 Line Card
Shipping: Typically ships within 2-3 days
Warranty: 1-Year Standard Warranty
Any Questions?
1-800-TO-MULTI or Email
Pre-owned, used and refurbished Cisco ESR-8E3/DS3

Looking for a great price on a new or used ESR-8E3/DS3 from Cisco? The 8 port clear channel E3/DS3 Line Card for the Cisco 10000 series routers is a full-height, hot-swappable line card that supports maximum flexibility and can be used in any Cisco 10000 Series interface card slot. Able to support Layer 3 services, the Cisco PRE is ideal for internet service providers. Offering scalability and flexibility, a used or new surplus ESR-8E3/DS3 provides an enhanced price-to-performance ratio in the E3/T3 aggregation market. Call us today for the best pricing and warranty on pre-owned, new, or refurbished ESR-8E3/DS3 line cards.

Purchase new, refurbished, and used Cisco router equipment at the industry's best prices, including the ESR-8E3/DS3. MULTI-LINK (MLCP) carries a wide variety of Cisco router equipment across all product series. We can provide everything from SOHO to core router requirements.

Our extensive ESR-8E3/DS3 inventory allows for quick order turn-around, and we often ship "same day" or within 1-2 business days. What's more? As an independent supplier, we can offer more equipment options than you’ll find from the distributor, including new, used and refurbished ESR-8E3/DS3. In some instances, our pre-owned equipment may still be in new condition and still sealed in original factory packaging, but cost only a fraction of what you would pay for the same product from the distributor.

At MLCP, we guarantee any pre-owned Cisco ESR-8E3/DS3 purchase with our comprehensive one year warranty. All refurbished ESR-8E3/DS3 equipment is tested to factory specifications and transported safely to your door. Our experience as a supplier of used network hardware has taught us that we have to be better than the manufacturer, and that key principle guides us every day.

Is your interest in the ESR-8E3/DS3 the result of an upgrade? We may be interested in your surplus networking equipment. We encourage all of our customers to take advantage of our flexible "buy-back" options, including an up-front purchase option and generous trade-ins for credit.

For a quote today, simply click onto the "Request a Quote" button on the right, or call 1-800-TO MULTI (866-8584) for assistance. Thank you!

You might also be interested in 10000-1P2-1AC.

General Information
Manufacturer: Cisco
Product ID: ESR-8E3/DS3
Product Description: 8 port clear channel E3/DS3 Line Card
Product Type: Service Module
Marketing Information

The 1000 Series 8-Port Unchannelized E3/T3 Line Card provides flexibility, scalability, and an enhanced price-to-performance ratio in the E3/T3 aggregation market. Targeted primarily at Internet service providers (ISPs) for situations in which fiber interfaces are unavailable or prohibitively expensive, the Cisco 10000 Series Unchannelized E3/T3 Line Card supports eight E3/T3 ports (Layer 2 connectivity). Layer 3 services are supported by the Cisco 10000 Series advanced Cisco Performance Routing Engine (PRE). By taking advantage of the advanced PRE architecture, ISPs will enjoy the necessary processing performance to enable the advanced IP services that users demand.

Technical Information
Application/Usage: Data Networking
Interfaces/Ports Details: 8 x Port T3/E3
Media & Performance
Maximum Data Transfer Rate: 44.74 Mbit/s
Physical Characteristics
Form Factor: Hot-swappable
Height: 16"
Width: 1.1"
Depth: 10"
Weight (Approximate): 4.75 lb
Additional Information:
  • Spare Product
  • Eight ports of unchannelized E3/T3 or subrate E3/DS3 configured on a per-port basis
  • Line rate performance at 44-byte or higher packet sizes
  • Integrated DSU functionality
  • Per-port selection of internal or external (line) clock source
  • Bit error rate test (BERT) at E3 and DS3 levels
  • Error Correction Code (ECC) memory protection on the processor's synchronous dynamic RAM (SDRAM)
  • Online insertion and removal (OIR), also called hot-swappable, with no chassis slot dependency
  • Support for high-availability features, including Route Processor Redundancy Plus (RPR+), Nonstop Forwarding, and Stateful Switch-over

E3-Specific Features:

  • European 34.368-Mbps serial interface specified by G.703 and G.704
  • Support for G.751 basic framing mode

T3-Specific Features:

  • U.S. 44.736-Mbps serial interface specified by American National Standards Institute (ANSI) T1.107/92-185
  • Support for C-bit and M23 parity framing modes
  • Per-interface line build-out-225 feet (6750 centimeters) of 75-ohm coaxial cable
  • Cisco 10000 Series chassis
  • PREs available on the Cisco 10000 Series

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