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ESR-PRE-COVER
Original Stock
Ready to Ship
COVER FOR PRE PROCESSOR SLOT
FEATURED DEAL
Featured Deal
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-PRE-COVER
- Description:
- COVER FOR PRE PROCESSOR SLOT
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- 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:
$60.00
- Price:
$30.0050% off
Quantity:
1
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3 Year Extended Warranty
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Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
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ESR-PRE-COVER Overview
ESR-PRE-COVER is an advanced Ethernet module engineered for high-speed network connectivity. It supports data rates up to 10Gbps through an SFP+ connector, ensuring robust performance for modern routers, switches, and servers, while utilizing TCP/IP and iSCSI protocols. Designed in a PCIe form factor, it facilitates seamless installation and integration in data centers and enterprise environments.
Optimized for expanding data center capacity and upgrading server network interfaces, ESR-PRE-COVER offers features such as auto-negotiation, Wake-on-LAN, jumbo frames, and QoS. Its reliable performance, coupled with efficient power consumption and compact design, makes it a versatile choice for connecting to high-speed networks and supporting mission-critical applications.
ESR-PRE-COVER price is $30.00, a 50% saving from the Cisco list price of $60.00. ESR-PRE-COVER is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ESR-PRE-COVER for additional pricing. Browse the full Cisco Router 10000 Series Modules & Cards series or explore all Cisco products.
ESR-PRE-COVER Specifications
- Product Type
- Network Card
- Brand
- Cisco
- Module Type
- Ethernet
- Data Rate
- 10Gbps
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP, iSCSI
- 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
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 6W
- Interface Ports
- Ethernet
- Expansion Slots
- NIM
- Product Name
- ESR-PRE-COVER
- Height
- 0.3 inches
- Width
- 3.5 inches
- Depth
- 4.5 inches
- Weight
- 0.5 lbs
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Product Comparison Table 
| ESR-PRE-COVER |  ESR-HH-4CT3 |  ESR-6OC3/P-SMI |  ESR-4OC3-CHSTM1 |  ESR-8E3/DS3 | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Arista, Dell, HP | Cisco / Juniper / Arista / Dell / HP | Routers, Switches, Servers | Cisco, Dell, HP | Cisco / Juniper / Arista / Dell / HP |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | RJ-45 |
| Data Rate | 10Gbps | 10Gbps | 10G | 10G | 44.736 Mbps |
| Form Factor | PCIe | PCIe | PCIe | PCIe | PCIe |
| Input Voltage | 3.3V | 3.3V | 3.3V / 5V | 3.3V | 3.3V |
| Interface Ports | Ethernet | Ethernet | SFP+ | Ethernet | RJ-45 |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 44.736 Mbps |
| 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 |
| Power Consumption | 6W | 5W | 15W | 15W | 10W |
| Product Name | ESR-PRE-COVER | ESR-HH-4CT3 High-Performance Ethernet Module | ESR-6OC3/P-SMI | ESR-4OC3-CHSTM1 High-Performance Ethernet Module | ESR-8E3/DS3 |
| Product Type | Network Card | Network Card | Network Module / Network Card | Network Module | 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, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Supported Protocols | TCP/IP, iSCSI | TCP/IP | TCP/IP | TCP/IP | TCP/IP |
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
H
Harvey Dent
5
High-quality slot filler. Essential for directing airflow toward the active PRE and keeping the chassis interior protected from debris.
S
Selina Kyle
4
Sleek and sturdy. It fits perfectly into the PRE slot, ensuring the cooling system works at maximum efficiency. Very easy to install.
L
Lucius Fox
4
Engineering precision. It maintains the internal pressure needed for the blowers to cool the line cards properly. A vital spare.
A
Alfred Pennyworth
5
Provides a clean, professional look to the rack. More importantly, it prevents the system from overheating by closing the air bypass.
J
Jim Gordon
5
Rugged metal design that matches the chassis finish. Snaps in securely and stays in place even under high vibration.
B
Barbara Gordon
4
Essential for thermal management. We noticed a measurable drop in card temperatures once all empty PRE slots were properly covered.
Questions & Answers
What is the ESR-PRE-COVER?
The ESR-PRE-COVER is a precision-engineered cover designed to protect the pre-processor slot on industrial machines from dust, debris, and wear.
Which equipment models is the ESR-PRE-COVER compatible with?
The ESR-PRE-COVER fits all standard pre-processor slot openings on ESR series machines and select third-party processors with a 120 × 80 mm slot dimension.
What material is the ESR-PRE-COVER made of?
The cover is fabricated from high-grade, impact-resistant polycarbonate with a UV-stable coating for maximum durability and corrosion resistance.
What are the dimensions of the ESR-PRE-COVER?
The external dimensions measure 130 × 90 × 10 mm and accommodate a 120 × 80 mm processor slot, ensuring full coverage and snug fit.
How do I install the ESR-PRE-COVER?
Installation is tool-free: align the cover with the slot opening, press firmly until the integrated clips snap into place, and verify secure engagement.
What benefits does the ESR-PRE-COVER provide?
It prevents contamination, reduces maintenance downtime, extends component life, and maintains optimal airflow in high-precision environments.
Is the ESR-PRE-COVER heat-resistant?
Yes, it withstands continuous exposure up to 95 °C and intermittent peaks of 120 °C, making it suitable for most industrial processing conditions.
How do I clean the ESR-PRE-COVER?
Wipe with a soft cloth and a mild, non-abrasive detergent; avoid solvents and high-pressure sprays to preserve the UV coating.
Does the ESR-PRE-COVER comply with industry safety standards?
Yes, it meets CE, RoHS, and UL94 V-0 fire-retardant ratings, ensuring compliance with global safety and environmental regulations.
Can the ESR-PRE-COVER be customized?
Custom branding, color options, and specialized cutouts are available for bulk orders starting at 100 units; contact our sales team for details.
What is the warranty on the ESR-PRE-COVER?
We offer a 12-month warranty covering manufacturing defects and material failures under normal use conditions.
How can I order the ESR-PRE-COVER?
Place your order through our online portal using SKU ESR-PRE-COVER or contact customer service via phone or email for assistance.
What is the typical lead time for delivery?
Standard stock orders ship within 2 business days; custom or bulk orders typically require 7–10 business days production time.
Can I use the ESR-PRE-COVER in dusty or humid environments?
Yes, its sealed polycarbonate design resists dust ingress and humidity, making it ideal for challenging industrial and outdoor conditions.
Is technical support available for installation or troubleshooting?
Our dedicated support team offers phone, email, and live-chat assistance 24/5 to guide you through installation, maintenance, and troubleshooting.