Juniper EX-UM-2X4SFP 2-Port 10GbE SFP+ 4-Port GbE SFP Uplink Module (Refurbished)
Every WhaleyComm unit is professionally tested, reset to factory defaults, and certified by our in-house engineers — the same standard trusted by 5,000+ organisations across 25 years. Not a refurb marketplace. A certified lifecycle partner.
Tested to factory specification. Backed by 25 years of enterprise trust.

Juniper EX-UM-2X4SFP 2-Port 10GbE SFP+ & 4-Port GbE SFP Uplink Module
Tested to factory specification. Backed by 25 years of enterprise trust.
Expand the uplink capacity of your Juniper EX Series switches with the EX-UM-2X4SFP Uplink Module. This versatile module delivers 2 x 10 Gigabit Ethernet SFP+ ports alongside 4 x 1 Gigabit Ethernet SFP ports, providing flexible, high-density connectivity options for enterprise access and distribution layer deployments. Whether you need blazing 10GbE uplinks to your core or standard GbE connections for aggregation, this module handles it all in a single, compact form factor.
Product Details
- MPN: EX-UM-2X4SFP
- Vendor / Brand: Juniper Networks
- Product Type: Uplink Expansion Module
- Condition: Refurbished – Professionally restored and tested to original factory specifications
- Ports: 2 x 10GbE SFP+ | 4 x 1GbE SFP
- Compatibility: Juniper EX Series Switches (e.g., EX4200, EX3200 series)
Why Choose a WhaleyComm Refurbished Unit?
Every refurbished module sold by WhaleyComm undergoes a rigorous multi-point inspection and testing process to ensure it meets or exceeds original manufacturer performance standards. You get enterprise-grade hardware at a fraction of the new cost — with complete peace of mind.
- ✅ Tested to factory specification before shipment
- ✅ Fully functional — performs like new
- ✅ Significant cost savings over new OEM pricing
- ✅ Trusted by 5,000+ enterprise customers over 25 years
🔒 Lifetime Warranty — No Time Limits. No Questions.
Every WhaleyComm unit ships with a Lifetime Warranty. If your EX-UM-2X4SFP fails under normal operating conditions at any point — whether in year 1 or year 15 — we replace it. No time limits. No questions asked. That's the WhaleyComm promise, backed by 25 years and 5,000+ satisfied enterprise customers.
📦 Shipping & Returns
- Shipping: Orders ship within 1–2 business days of purchase.
- Returns: Contact our support team for any DOA (Dead on Arrival) or warranty-related issues. We make it right — fast.
About WhaleyComm
WhaleyComm is a trusted provider of new, refurbished, and end-of-life enterprise networking hardware. With over 25 years in the industry and thousands of customers ranging from small businesses to Fortune 500 enterprises, we deliver quality hardware backed by unbeatable support and a genuine Lifetime Warranty. When you buy from WhaleyComm, you're not just buying a product — you're buying confidence.