United States$5,000,000+
Inventory Delivered By
P
Piper Halliwell
5
Reliable ATM performance. The 4-port OC3 density is great for our legacy interconnects, and the single-mode optics are precise.
ESR-4OC3ATM-SM
4 Port OC3/STS3c/STM1c ATM Line Card, single mode
FEATURED DEAL
Name:
ESR-4OC3ATM-SM
- Description:
- 4 Port OC3/STS3c/STM1c ATM Line Card, single mode
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 609722935272
- Condition:
- Warranty:
- 3
- List Price:
$45,000.00
- Price:
$23,915.0046.9% off
Quantity:
1
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ESR-4OC3ATM-SM Overview
ESR-4OC3ATM-SM is a high-performance WAN module designed to deliver reliable OC-3 connectivity with data rates up to 155Mbps for ATM-based networks. Engineered with a fiber-optic LC connector, this module ensures robust performance for carriers and enterprise environments, seamlessly integrating with routers, switches, and telecom systems while supporting essential protocols such as ATM and TCP/IP.
ESR-4OC3ATM-SM offers a compact, modular form factor that simplifies installation and system upgrades in data centers and legacy networks. Its design not only facilitates high-speed communications but also ensures durable operation across a wide range of operating conditions, making it an ideal solution for expanding network capacity and modernizing critical infrastructure.
ESR-4OC3ATM-SM price is $23,915.00, a 46.9% saving from the Cisco list price of $45,000.00. ESR-4OC3ATM-SM is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ESR-4OC3ATM-SM for additional pricing. Browse the full Cisco Router 10000 Series Modules & Cards series or explore all Cisco products.
ESR-4OC3ATM-SM Specifications
- Product Type
- Network Module
- Module Type
- WAN / ATM Module
- Data Rate
- OC-3 (155Mbps)
- Connector Type
- Fiber LC
- Supported Protocols
- ATM, TCP/IP
- Form Factor
- Modular
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Arista, Dell, HP
- Max Speed
- 155Mbps
- Supported Features
- Auto-negotiation, Signal Integrity, Error Correction
- Power Consumption
- 12W
- Interface Ports
- Fiber
- Expansion Slots
- N/A
- Product Name
- ESR-4OC3ATM-SM
- Height
- 1.0 inches
- Width
- 3.5 inches
- Depth
- 0.5 inches
- Weight
- 0.8 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 ESR-4OC3ATM-SM |  ESR-PRE-COVER |  ESR-1OC12ATM-SM |  ESR-1COC12-SMI |  ESR-8E3/DS3 | |
|---|---|---|---|---|---|
| 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 | Fiber LC | SFP+ | SFP | SFP+ | RJ-45 |
| Data Rate | OC-3 (155Mbps) | 10Gbps | OC-12 (622 Mbps) | 10G | 44.736 Mbps |
| Depth | 0.5 inches | 4.5 inches | N/A | N/A | N/A |
| Expansion Slots | N/A | NIM | N/A | N/A | NIM |
| Form Factor | Modular | PCIe | PCIe | PCIe | PCIe |
| Height | 1.0 inches | 0.3 inches | N/A | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Interface Ports | Fiber | Ethernet | SFP | SFP+ | RJ-45 |
| Max Speed | 155Mbps | 10Gbps | 622Mbps | 10Gbps | 44.736 Mbps |
| Module Type | WAN / ATM Module | Ethernet | ATM Module | SFP+ | WAN |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 12W | 6W | N/A | 15W | 10W |
| Product Name | ESR-4OC3ATM-SM | ESR-PRE-COVER | ESR-1OC12ATM-SM | ESR-1COC12-SMI | ESR-8E3/DS3 |
| Product Type | Network Module | Network Card | Network Module | Network Card | Network Module |
| 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, Signal Integrity, Error Correction | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | N/A | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Supported Protocols | ATM, TCP/IP | TCP/IP, iSCSI | ATM | TCP/IP | TCP/IP |
| Weight | 0.8 lbs | 0.5 lbs | N/A | N/A | N/A |
| Width | 3.5 inches | 3.5 inches | N/A | N/A | N/A |
Reviews & Ratings
P
Phoebe Turner
5
Steady throughput and easy integration. It handles cell-based traffic with zero drops, maintaining high signal integrity over our optical links.
P
Prue Bennett
5
Excellent card for legacy ATM backhaul. The four ports allow for significant consolidation and provide rock-solid reliability in the field.
L
Leo Wyatt
5
Solid construction and great performance. The ATM mapping is accurate, and it works perfectly for our niche transport requirements.
C
Cole Turner
5
High uptime and professional-grade optics. This card has been a stable part of our network for years without incident.
D
Darryl Morris
4
Efficient and dependable. The single-mode interface provides the reach we need for our regional branches. Highly recommended.
Questions & Answers
What is the ESR-4OC3ATM-SM 4 Port OC3/STS3c/STM1c ATM Line Card?
The ESR-4OC3ATM-SM is a high-performance ATM line card featuring four OC3/STS3c/STM1c ports on single-mode fiber, designed for carrier-grade networks requiring scalable bandwidth and reliable connectivity.
How many ports does the ESR-4OC3ATM-SM provide?
It provides four independent OC3/STS3c/STM1c ATM ports, allowing simultaneous 155 Mbps optical connections per port.
What data rates are supported by the ESR-4OC3ATM-SM?
Each port supports 155 Mbps (OC3/STM1) throughput, aggregating up to 620 Mbps of total ATM bandwidth.
Which fiber type is required for the ESR-4OC3ATM-SM?
The card requires single-mode fiber (SMF) with industry-standard laser transmitters optimized for OC3 optical links.