Juniper QFX5120-32C – 32xQSFP28 Managed Switch

Product SKU:

QFX5120-32C

Our pricing options

Deal registration pricing is available on many qualifying projects, offering enhanced discounts through our vendor partnerships. 

Estimated deal registration pricing shown online should be treated as a guide only. Discounts can reach up to 15% when a project meets the manufacturer’s criteria.

Our team will assess eligibility, handle the registration process, and provide the most advantageous options for your project.

We have decades of experience in securing the most competitive pricing for our customers. If you’re planning a new deployment, refresh, or multi-site upgrade, submit an enquiry with your requirements today. 

Our new retail pricing reflects the standard commercial rates set by the manufacturer for brand-new, factory-sealed products. These are typically purchased directly from distribution and come with the manufacturer’s warranty.

Our new retail pricing reflects standard commercial rates for brand-new, factory-sealed products typically supplied through distribution and backed by full warranty.

Our team closely monitors vendor pricing to ensure customers receive competitive rates across all new product ranges. While generally consistent, this can shift with supply conditions or manufacturer updates. All pricing displayed on our site reflects the latest vendor guidance and current market availability.

If you’re planning a deployment, upgrade, or expansion, submit an enquiry. We’ll review your requirements, confirm current pricing, and highlight the most cost-effective options available.

Manufacturer refurbished products offer a cost-effective alternative to buying new, while still providing high levels of quality, performance, and reliability.

Each unit is restored and tested by the vendor to strict compliance standards, often including updated firmware, full diagnostics, and a manufacturer warranty.

With substantial savings compared to new retail, refurbished equipment is an ideal option for organisations looking to optimise budgets without compromising performance.

While short lead times are common, some items may take longer to source depending on vendor stock availability and product lifecycles. Approximate lead times are typically 8-12 weeks.

To explore manufacturer refurbished options, submit an enquiry with your requirements. We’ll confirm availability, assess suitability for your environment, and provide the best possible commercial terms.

SCC refurbished pricing applies to pre-owned hardware that has been professionally restored, tested, and certified to meet high performance and reliability standards.

These products offer a significantly more cost-effective alternative to new retail units, while still delivering the functionality and quality required for business environments. Every device is rigorously tested and quality-assured by our in-house experts, with a minimum 1-year warranty.

Pricing for refurbished equipment is influenced by factors such as product condition, age, availability, and component updates. As stock levels can change quickly, any prices shown on our site represent the latest guidance based on current market conditions.

If you’re planning an upgrade, refresh, or expansion and want to explore SCC refurbished options, simply submit an enquiry today with your requirements.

Vendor promotions are limited-time incentives provided by the manufacturer or distribution channel. These can include discounted pricing, bundled offers, software credits, extended warranties, or rebates that reduce the overall cost of your project.

Our team monitors vendor programmes daily to ensure you benefit from current promotional opportunities across all major brands. See our latest vendor offers here. 

Alternatively, submit an enquiry with your project or upgrade requirements. We’ll check for relevant active promotions and advise you on the most cost-effective combination of discounts, bundles, or incentives available.

Our price match commitment ensures you receive competitive pricing on IT hardware and software.

If you find the same product at a lower price from a reputable UK supplier, share the link or formal quote with us. We’ll review it to match or beat the offer.

We will verify the details, checking stock and warranty conditions to assess whether improved commercial terms are available through our vendor partnerships or alternative sourcing.

We’re committed to fair, transparent pricing and will always explore the best options for your project – whether that’s matching a competitor or offering a more cost-effective alternative. Get in touch to secure the best possible price for your requirements.

Product Overview

The Juniper QFX5120-32C is a high-performance, compact Ethernet switch engineered for 100 GbE data centre spine/leaf and campus distribution deployments. It delivers wire-speed Layer 2/Layer 3 switching and routing with very low latency, powered by Junos OS for advanced fabric automation and overlay/underlay network support.

Featuring a dense 32-port QSFP28 configuration, it scales to meet the demands of modern data centre fabrics and high-capacity interconnects while enabling flexible breakout options for mixed network speeds.

Ideal deployment / environment:
The QFX5120-32C is optimised as a high-capacity spine or leaf switch in large-scale data centre fabrics and campus core networks requiring dense 100 GbE connectivity. Its 32 QSFP28 ports enable robust inter-rack and spine-to-leaf interconnects, while breakout flexibility supports a mix of 25 GbE and 10 GbE server-facing links without additional hardware. The combination of high throughput, low latency and native Junos OS capabilities makes it ideal for EVPN-VXLAN overlay fabrics, adaptive routing, and scalable top-of-rack or aggregation roles in agile enterprise and cloud environments.

Key Features

  • 32 x QSFP28 ports supporting 100 GbE or 40 GbE operation
  • Layer 2/Layer 3 performance: up to 6.4 Tbps bidirectional switching capacity
  • Forwarding performance: up to 2.0 Bpps packet forwarding
  • Low latency: sub-microsecond forwarding
  • Breakout support: 100 GbE ports can channel to 25 GbE or 10 GbE via breakout cables for flexible server access
  • CPU and storage: 2.2 GHz quad-core Intel CPU with 16 GB memory and 64 GB SSD for control-plane and telemetry functions
  • Form factor: 1 RU rack-mount, redundant power supply support with AFI or AFO airflow
  • Junos OS features: full EVPN-VXLAN support, rich routing protocols, multicast, QoS and automation tools

Specification

Additional information

Compatible accessories and licenses for QFX5120-32C
Fans
QFX520048Y-FAN-AOIncludes: Front-to-back airflow fan model for QFX5120-32C models
QFX520048Y-FAN-AIIncludes: Back-to-front airflow fan model for QFX5120-32C models
Power supplies
QFX520048Y-APSU-AOIncludes: AC Power supply unit, front-to-back airflow for QFX5120-32C- AFO
QFX520048Y-APSU-AIIncludes: AC Power supply unit, back-to-front airflow for QFX5120-32C- AFI
QFX520048Y-DPSU-AOIncludes: DC Power supply unit, front-to-back airflow for QFX5120-32C- DC-AFO
QFX520048Y-DPSU-AIIncludes: DC Power supply unit, back-to-front airflow for QFX5120-32C- DC-AFI
MACsec encryption licenses
S-QFX5KC1-MACSEC-1Includes: Class C1 QFX5000, MACsec AES 256 Encryption Sub Software, Term: 1 Yr
S-QFX5KC1-MACSEC-3Includes: Class C1 QFX5000, MACsec AES 256 Encryption Sub Software, Term: 3 Yrs
S-QFX5KC1-MACSEC-5Includes: Class C1 QFX5000, MACsec AES 256 Encryption Sub Software, Term: 5 Yrs
S-QFX5KC1-MACSEC-PIncludes: Class C1 QFX5000, MACsec AES 256 Encryption Software, Perpetual
Services licenses
SVC-COR-QFX5KC1-MSIncludes: Juniper Care Core Support for S-QFX5KC1-MACSEC-P
Advanced Telemetry Feature (ATF) licenses
S-QFX5K-C1-ATF-PIncludes: SW, QFX5K, Class 1, ATF License SKU, Perpetual, SVC Customer Support to be purchased separately
S-QFX5K-C2-ATF-PIncludes: SW, QFX5K, Class 2, ATF License SKU, Perpetual, SVC Customer Support to be purchased separately

Spread the cost of your next IT upgrade or refresh!

Many of our vendor partners offer their own flexible finance programs, available for orders over a certain threshold. 

 

As part of our free consultation and advisory service, we can:

Alternatively, we also work independently with third-party organisations to offer the best possible flexible leasing solutions.

 

Our team is here to help your businesses avoid upfront costs and keep your next IT project on budget. Submit an enquiry today to explore your options.

Trade-in your old IT hardware to save money on your purchase!

Instead of letting unused hardware depreciate or go to waste, our simple IT Asset Trade-In Service helps businesses to regain capital or receive credit towards future purchases.

Our team will assesses the market value of your equipment, managing the entire process from secure collection through to resale or responsible recycling.

To get started, simply submit an enquiry and we’ll respond within 24 working hours.

As a certified partner to industry-leading vendors, we provide access to promotions that reduce upfront spend and accelerate upgrade strategies.

When you work with us, we can bundle and stack multiple offers, navigate application processes, and secure pricing that often isn’t accessible without an official vendor partner.

 

Visit our promotions hub to explore current offers and discuss your eligibility.

Expert guidance for the right fit

We don’t just sell IT hardware. Every network solution we recommend is assessed against your organisation’s specific security concerns, performance requirements, and infrastructure plans. This consultative approach ensures that our guidance is aligned with your needs, so that you can invest in new IT hardware with complete confidence.

Exclusive discounts and strategic advantages

When your business works with Steel City Consulting, you will gain access to partner-only promotions, bundled solutions, and live demos. Combined with our technical expertise and ongoing support, this ensures your hardware is secure, cost-optimised, and future-ready.

Enterprise-grade IT network services

Backed by extensive technical knowledge, our network of certified specialists deliver end-to-end support to keep your IT infrastructure performing at its best. Our enterprise network solutions include…

Our service What to expect
Networking Design & Installation + Custom architecture aligned to your business goals
+ Scalable networks built for growth
+ Expert installation with minimal disruption to operations
+ 30-day support window post-installation
Network Management & Support + Real-time performance and traffic monitoring
+ Network design tools for scaling and upgrades
+ Security alerting and incident response
+ Backup and failover strategy implementation
WiFi Site Surveys + Heatmapping and signal analysis
+ Access point optimisation
+ Detailed reports and tailored recommendations
+ Security enhancements and interference mitigation
Business Fibre & FTTP Installation + Up to 1Gbps dedicated bandwidth
+ Private and uncontended connections
+ Seamless installation and expert aftercare
+ 24/7 support and monitoring

Documentation