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C3K-PWR-300WAC

The Cisco C3K-PWR-300WAC is a reliable, 300-watt AC power supply designed for select Cisco Catalyst 3560 and 3750 Series switches, offering efficient performance and easy replacement—ideal for cost-conscious buyers seeking dependable used network hardware.

SKU: C3K-PWR-300WAC Brand: Product ID: 309300
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Description

The Cisco C3K-PWR-300WAC is a reliable 300-watt AC power supply designed specifically for use with select Cisco Catalyst 3560 and 3750 Series switches. Engineered for high efficiency and consistent performance, this unit ensures stable power delivery to support demanding network environments. Its compact, modular form factor allows for easy installation and replacement, making it ideal for IT professionals maintaining or upgrading enterprise-grade network systems. The unit features a standard IEC input connector and integrated cooling to help maintain optimal operating temperatures.

This power supply supports automatic input voltage detection and operates within a wide input voltage range (100–240V AC), making it adaptable to various power infrastructures. With a robust build and proven reliability, the C3K-PWR-300WAC is a cost-effective solution for extending the life of existing Cisco network equipment. It includes key components such as internal circuitry protection, a built-in fan for thermal management, and secure mounting hardware. Perfect for refurbished or used switch deployments, it provides dependable power without compromising performance.

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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