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PWR-3900-AC

The Cisco PWR-3900-AC is a reliable AC power supply designed for Cisco 3900 Series routers, offering efficient, modular power support ideal for scalable enterprise network deployments.

SKU: PWR-3900-AC Brand: Product ID: 126963

Description

The Cisco PWR-3900-AC is a high-quality AC power supply designed for the Cisco 3900 Series Integrated Services Routers, providing reliable and efficient power delivery for demanding network environments. Built for durability and performance, this power supply ensures stable operation, making it a dependable choice for businesses looking to maintain or expand their existing Cisco infrastructure. It features a compact, modular design that allows for easy installation and replacement, minimizing downtime and simplifying maintenance. With its robust construction and efficient power conversion, this unit helps maintain network uptime while supporting critical business applications.

Designed to operate with standard AC power sources, the PWR-3900-AC delivers consistent power output tailored to the Cisco 3900 Series routers’ requirements. It supports an input voltage range of 100-240V AC, ensuring compatibility with global power standards and offering flexibility for various deployment scenarios. The unit includes essential safety and efficiency features, such as overvoltage protection and thermal management, to safeguard network equipment from power fluctuations. Whether used as a replacement or a spare, this power supply is a cost-effective solution for maintaining network performance with pre-owned Cisco hardware.

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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