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ESR-6OC3/P-SMI
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6 Port OC3/STS3c/STM1c POS Line Card, single mode
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
ESR-6OC3/P-SMI
- Description:
- 6 Port OC3/STS3c/STM1c POS Line Card, single mode
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0818249257587
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$60,000.00
- Price:
$31,886.0046.9% off
Quantity:
1
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ESR-6OC3/P-SMI Overview
ESR-6OC3/P-SMI is a high-performance Ethernet module engineered to deliver robust 10Gbps data transfer over SFP+ interfaces. Designed in a compact PCIe form factor, this network card integrates seamlessly with routers, switches, and servers to meet the high-speed connectivity demands of modern data centers and enterprise networks.
Optimized for critical networking applications, the ESR-6OC3/P-SMI supports essential protocols such as TCP/IP while offering advanced features including auto-negotiation, wake-on-LAN, jumbo frames, and quality of service (QoS). This module is the ideal solution for upgrading server network interfaces, expanding data center capacity, and connecting to high-speed networks reliably and efficiently.
ESR-6OC3/P-SMI price is $31,886.00, a 46.9% saving from the Cisco list price of $60,000.00. ESR-6OC3/P-SMI is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ESR-6OC3/P-SMI for additional pricing. Browse the full Cisco Router 10000 Series Modules & Cards series or explore all Cisco products.
ESR-6OC3/P-SMI Specifications
- Product Type
- Network Module / Network Card
- Brand
- Cisco
- Module Type
- Ethernet
- Data Rate
- 10G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V / 5V
- Compatibility
- Routers, Switches, Servers
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 15W
- Interface Ports
- SFP+
- Expansion Slots
- PCIe
- Product Name
- ESR-6OC3/P-SMI
- Height
- 0.84 inches
- Width
- 3.44 inches
- Depth
- 12 inches
- Weight
- 2.2 lbs
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Product Comparison Table 
| ESR-6OC3/P-SMI |  ESR-HH-CARRIER |  ESR-HH-4CT3 |  ESR-PRE-COVER |  ESR-24CT1/E1 | |
|---|---|---|---|---|---|
| Compatibility | Routers, Switches, Servers | Dell, HP, Cisco | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP | Cisco / Juniper / Arista / Dell / HP |
| Form Factor | PCIe | PCIe | PCIe | PCIe | PCIe |
| Input Voltage | 3.3V / 5V | 3.3V | 3.3V | 3.3V | 3.3V |
| Module Type | Ethernet | Ethernet | Ethernet | Ethernet | WAN |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Product Name | ESR-6OC3/P-SMI | ESR-HH-CARRIER | ESR-HH-4CT3 High-Performance Ethernet Module | ESR-PRE-COVER | ESR-24CT1/E1 |
| Product Type | Network Module / Network Card | Network Card | Network Card | Network Card | Telecommunications Interface Module |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
S
Silas Vane
4
The 6-port density is impressive for an OC3 card. Single-mode performance is consistent and the POS mapping is flawless.
A
Amara Petrova
5
Reliable optical links for our metro network. The intermediate reach optics are perfect for our span distances. Very stable hardware.
Q
Quetsiyah Anchor
4
High uptime and professional-grade throughput. It integrates perfectly into our SONET infrastructure without any configuration hurdles.
L
Lorenzo Smith
4
Excellent port density and signal quality. We've seen a significant improvement in our link stability since installing this card.
J
Josie Saltzman
5
Top-tier optical performance. The card is robust and handles peak data loads with ease. A solid investment for our core.
Questions & Answers
What is the ESR-6OC3/P-SMI 6 Port OC3/STS3c/STM1c POS line card?
The ESR-6OC3/P-SMI is a single-mode Packet-Over-SONET/SDH line card with six OC3/STS3c/STM1c ports designed for high-performance WAN aggregation.
Which port speeds and interfaces does the ESR-6OC3/P-SMI support?
It supports six independent OC3 (155 Mbps)/STS3c/STM1c interfaces over single-mode fiber for reliable POS connectivity.
Is the ESR-6OC3/P-SMI compatible with single-mode fiber networks?
Yes, the ESR-6OC3/P-SMI is optimized for single-mode fiber, enabling long-reach SONET/SDH links up to 40 km.
Which chassis or router platforms are compatible with this line card?
This line card is compatible with ESR-series and major OEM carrier-grade chassis that support POS line card slots.
How do I install the ESR-6OC3/P-SMI line card?
Power down the chassis, insert the card into an available POS slot, secure the bracket, then power up and verify link LEDs.
What protocols and features does the ESR-6OC3/P-SMI support?
It supports POS framing, SONET/SDH overhead management, BERT, Loopback, and SNMP-based performance monitoring.
What is the maximum optical reach of the ESR-6OC3/P-SMI?
With single-mode optics, it achieves up to 40 km standard reach; extended-reach optics can exceed 80 km.
Does the ESR-6OC3/P-SMI support hot-swap capability?
Yes, the card supports hot-swapping for zero-downtime maintenance and quick field replacements.
What are the power consumption specifications?
Typical power draw is 12 W per card, with a maximum of 15 W under full load conditions.
What environmental conditions are supported?
Operating temperature: 0 °C to 50 °C; relative humidity: 5 % to 95 % non-condensing; IEC-compliant.
How can I monitor and manage the ESR-6OC3/P-SMI?
Use the chassis’ management interface or SNMP/CLI to view port status, performance counters, alarms, and loopback tests.
What warranty and support options are available?
Standard one-year hardware warranty with optional extended support plans, including 24/7 phone and on-site service.
Is the ESR-6OC3/P-SMI compliant with industry standards?
Yes, it is fully compliant with ITU-T G.707/G.783, ANSI T1.105, and Telcordia GR-253-CORE.
How do I order spare SFP transceivers for this line card?
Purchase standard OC3 single-mode SFP modules (e.g. 155 Mbps, LC duplex) from our spare parts catalog or authorized resellers.
Why choose the ESR-6OC3/P-SMI for POS applications?
It delivers carrier-grade reliability, hot-swap flexibility, SNMP monitoring, and long-reach single-mode performance in one card.
What maintenance procedures are recommended for optimal performance?
Regularly clean fiber connectors, verify firmware updates, monitor error counters, and perform SNMP-based health checks monthly.
Can the ESR-6OC3/P-SMI be deployed in redundant configurations?
Yes, you can install dual cards in separate slots with link-aggregation or failover protocols for high availability.