Eldo Systems is an independent reseller of refurbished and new-surplus enterprise networking equipment. We are not an authorized dealer of any manufacturer listed on this site.
Cisco 12-port 10G BASE-T Ethernet Module only supported on 5596T chassis - N55-M12T
Cisco Refurbished In Stock

Cisco 12-port 10G BASE-T Ethernet Module only supported on 5596T chassis - N55-M12T

SKU: N55-M12T

Twelve 10 Gigabit Ethernet ports using SFP+ interface, which can support a range of networking technologies, such as Fiber Channel over Ethernet (FCoE), Data Center Bridging (DCB), and Ethernet.

$246 Free Ground Shipping
Lifetime Warranty
Genuine Hardware
Verified Serial Numbers
Free Ground Shipping
This is a refurbished/surplus product independently sourced by Eldo Systems. It is not sold by or through Cisco. All manufacturer trademarks are property of their respective owners.

Key Specifications

Module type12-port 10GBASE‑T expansion module
CompatibilityCisco Nexus 5596T chassis only
Interfaces12x RJ‑45 (100M/1G/10G auto‑negotiation)
CablingCat6a/Cat7 up to 100 m at 10G
Hot swapOnline Insertion and Removal (OIR) supported
Feature setInherits L2/L3 features from Nexus 5500 platform

Full Specifications

ConnectorRJ‑45 (8P8C) per port
StandardsIEEE 802.3an (10GBASE‑T), 802.3ab (1000BASE‑T), 802.3u (100BASE‑TX)
Port speeds100 Mb/s, 1 Gb/s, 10 Gb/s
DistanceUp to 100 m on Cat6a/Cat7 for 10G
Use casesTop‑of‑rack server access and copper aggregation
Platform supportNexus 5596T only (not supported on other 5500 variants)
Slot usageOccupies one I/O module slot
Cooling/PowerUtilizes chassis power and cooling resources
LicensingUses chassis NX‑OS feature licenses as applicable
EnvironmentalOperates within host chassis environmental specifications

Frequently Asked Questions

Is the N55-M12T in stock?

Yes, the Cisco 12-port 10G BASE-T Ethernet Module only supported on 5596T chassis - N55-M12T is currently in stock and available for immediate shipment from our Boulder, CO warehouse. Same-day shipping on orders placed before 2pm MT.

What condition is the N55-M12T in?

This N55-M12T is professionally refurbished or new-surplus enterprise hardware. Every unit is fully tested, factory-reset, and inspected before shipping. Cosmetic blemishes (rack marks, minor scuffs) may be present but never affect functionality.

What warranty does the N55-M12T come with?

The N55-M12T comes with the Eldo Systems Lifetime Warranty covering hardware defects. We are an independent reseller — manufacturer warranties do not apply, but our lifetime coverage matches or exceeds typical OEM terms.

How fast is shipping?

Free ground shipping on every order, included in the price. Orders ship same-day if placed before 2pm MT (Mon–Fri). Expedited overnight and 2-day options are available at checkout for urgent deployments.

Do you ship internationally?

Yes — we ship worldwide. International orders are quoted individually so we can present accurate freight, duties, and lead time. Use the Request a Quote form or call (484) 630-1533 to start.

Can I get bulk or project pricing for the N55-M12T?

Absolutely. We offer volume discounts and project pricing for resellers, integrators, and end-users buying in quantity. Submit a quote with your target quantity and our team will respond within 15 minutes during business hours.

Ready to Order?

Get the N55-M12T from Eldo Systems with lifetime warranty and free ground shipping.

(484) 630-1533

Independent Reseller Notice: Eldo Systems is an independent reseller of refurbished and new-surplus enterprise networking equipment. We are not affiliated with, authorized by, or endorsed by Cisco, Juniper, Arista, HPE, Dell, Meraki, Fortinet, Mellanox, NVIDIA, Finisar, or any other manufacturer listed on this site. All product names, logos, and brands are property of their respective owners. All products sold are refurbished or new-surplus unless otherwise noted. Manufacturer warranties do not apply; all items are covered by the Eldo Systems Lifetime Warranty.

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