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SPA-4XT-SERIAL

The Cisco SPA-4XT-SERIAL is a high-performance 4-port serial interface module designed for Cisco routers, offering reliable WAN connectivity and ideal for legacy serial network environments—perfect for cost-effective expansion in used network setups.

SKU: SPA-4XT-SERIAL Brand: Product ID: 127483
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Description

The Cisco SPA-4XT-SERIAL is a high-performance serial port adapter designed for network expansion and connectivity in enterprise environments. Featuring four high-speed serial interfaces, this Shared Port Adapter (SPA) supports multiple protocols, including EIA-232, EIA-449, EIA-530, and X.21, making it a versatile solution for legacy and modern networking needs. Built for compatibility with Cisco routers utilizing SPA interface slots, it delivers reliable data transmission with speeds up to 8 Mbps per port. Its compact, modular design ensures seamless integration into existing network infrastructures while optimizing space and performance.

This used Cisco SPA-4XT-SERIAL is equipped with essential components such as four DB-26 serial ports and an advanced processing unit to handle high-speed data transfers efficiently. Designed for durability, it maintains Cisco’s industry-leading reliability, providing a cost-effective solution for businesses looking to expand serial connectivity without sacrificing performance. Whether for WAN connections, console management, or specialized industrial applications, this module delivers robust functionality. Tested for quality and backed by Cisco’s reputation, it remains a dependable choice for upgrading network capabilities.

Who We Are
 
ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
What We Do
 
We make it easy to:
  • Sell Used Equipment: Get a quick, hassle-free quote and maximize the value of your old IT gear.
  • Buy Certified Networking Equipment: Access affordable, quality-tested equipment from top brands like Cisco, Juniper, Ciena, Fujitsu, Infinera and more.
Why Choose ROC Telecom?
  • Expertise You Can Trust: 15 years of experience in asset recovery and resale.
  • Sustainable IT Solutions: Reduce waste and support environmentally responsible practices.
  • Competitive Pricing: Fair, fast, and accurate valuations for all your equipment.
  • Free Shipping Logistics: Fast, secure, and hassle-free shipping or pickup options for buyers and sellers.
Our Process
  1. Submit a Request: You can use the “Buy” or “Sell” buttons above to get started — or fill out a form, call us at 585-406-1248, or email bailey@roctelecom.com. Whatever’s easiest for you, we’ll make it quick and hassle-free.
  2. Quick Evaluation: We’ll assess your equipment—whether you’re looking to sell it or find the right gear for your needs—and provide a fair offer.
  3. Simple Logistics: Fast, secure, and straightforward shipping or pickup solutions.
  4. Value Delivered: Recover funds from unused equipment or save on quality-tested networking and telecom gear.
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