Juniper EX4550-VC1-128G 128 Gbps Virtual Chassis 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 EX4550-VC1-128G 128 Gbps Virtual Chassis Module
Tested to factory specification. Backed by 25 years of enterprise trust.
The Juniper EX4550-VC1-128G is a high-performance 128 Gbps Virtual Chassis module designed for use with Juniper's EX4550 series switches. This module enables seamless Virtual Chassis interconnects, allowing multiple EX4550 switches to operate as a single, unified logical device — delivering simplified management, enhanced scalability, and high-availability for demanding enterprise and data center environments.
This unit is sold in refurbished condition and has been professionally tested and restored to factory specifications by WhaleyComm's expert technicians. Every component is inspected, cleaned, and validated to ensure full functionality before it ships to you — giving you enterprise-grade performance at a fraction of the new price.
Product Specifications
- Manufacturer: Juniper Networks
- MPN: EX4550-VC1-128G
- Product Type: Virtual Chassis Module
- Throughput: 128 Gbps
- Compatible Platform: Juniper EX4550 Series Switches
- Condition: Refurbished — Tested to Factory Specification
Why Choose WhaleyComm Refurbished?
At WhaleyComm, refurbished doesn't mean second-rate. Every unit we sell undergoes rigorous inspection and testing to meet or exceed original manufacturer specifications. With 25 years of experience and 5,000+ satisfied enterprise customers, we are a trusted source for high-quality, reliable networking hardware.
- ✅ Professionally inspected and tested to factory specifications
- ✅ Fully functional — performs like new
- ✅ Significant cost savings over new OEM pricing
- ✅ Trusted by enterprises, MSPs, and data centers worldwide
Lifetime Warranty
Every WhaleyComm unit ships with a Lifetime Warranty — No Time Limits. No Questions Asked. If this product fails under normal operating conditions at any point, we will replace it. Period. That's the WhaleyComm promise, backed by 25 years of enterprise trust and 5,000+ customers who rely on us.
Shipping & Returns
- Shipping: Orders ship within 1–2 business days.
- Returns: Contact our support team for any DOA (Dead on Arrival) or warranty-related issues and we will make it right.
Looking for a reliable, cost-effective solution for expanding your Juniper Virtual Chassis infrastructure? The Juniper EX4550-VC1-128G from WhaleyComm is the smart choice. Order today and experience the WhaleyComm difference.