If you need a large quantity of WS-C3750G-12S-S product - call us through our toll-free number at (800) 675 5044 or request a quote at live chat and our sales manager will contact you shortly.
Looking for assistance? Connect with one of our experts
+1 (800) 675 5044 (Toll-Free)
FREE Shipping.

Cisco WS-C3750G-12S-S Catalyst 12 Ports Managebale Switch Refurbished

Check Availability
Part Number#: WS-C3750G-12S-S
Your Price:
Contact us for a price

Short Description:
WS-C3750G-12S-S Catalyst 3750 12 Ports Gigabit Small Form-Factor Pluggable (SFP) Managebale Layer3 Rack Mountable 1U and Stackable Switch | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Cisco WS-C3750G-12S-S Catalyst 3750

The Cisco WS-C3750G-12S-S Catalyst 3750 switch stands as a formidable player, offering a potent blend of Gigabit connectivity, manageability, and scalability. This versatile piece of networking hardware is celebrated for its 12 ports of Gigabit Small Form-Factor Pluggable (SFP) interfaces, making it a reliable choice for businesses and organizations seeking high-performance switches that can adapt to their evolving networking needs. In this comprehensive guide, we will delve into the intricate details of the Cisco WS-C3750G-12S-S, exploring its features, capabilities, and the advantages it brings to the table.

Product Overview of the Cisco WS-C3750G-12S-S Catalyst 3750

The Cisco WS-C3750G-12S-S is a member of the Catalyst 3750 series, renowned for its prowess in the world of networking. This switch, with its compact 1U form factor, packs a considerable punch with its 12 Gigabit SFP ports. Designed for both layer 2 and layer 3 functionality, it offers a robust foundation for building and managing networks with optimal efficiency.

  • Gigabit Connectivity: The Power of Gigabit: Gigabit Ethernet represents a significant leap in network speed, providing data transfer rates of up to 1000 megabits per second (Mbps). This is ten times faster than the standard Ethernet, which operates at 100 Mbps. The Cisco WS-C3750G-12S-S takes full advantage of this remarkable speed, making it an ideal choice for businesses that rely on data-intensive tasks and applications.
  • 12 Ports of Gigabit SFP: The switch's 12 ports of Gigabit Small Form-Factor Pluggable (SFP) interfaces offer a considerable amount of flexibility. SFP ports allow for the use of different types of SFP modules, such as fiber optic or copper, enabling the connection of various network devices over different distances. This flexibility is particularly beneficial for organizations with diverse networking requirements.
  • Manageable Layer3 Functionality: The Cisco WS-C3750G-12S-S is not just a dumb switch; it's a smart one. It combines the power of layer 3 routing with the convenience of layer 2 switching. This means that it can intelligently route traffic between different networks, enhancing the efficiency of data transmission and ensuring that data reaches its intended destination with minimum delay.
  • Remote Management: In today's interconnected world, the ability to manage network devices remotely is crucial. The Cisco WS-C3750G-12S-S supports remote management protocols, allowing administrators to configure, monitor, and troubleshoot the switch without being physically present at the device's location. This capability simplifies network management and saves valuable time and resources.
Rack Mountable and Stackable
  • Rack Mountable: The Cisco WS-C3750G-12S-S is designed to be rack-mounted, fitting seamlessly into standard network racks. This efficient use of space ensures that the switch doesn't occupy valuable floor or desk space, making it a favored choice for data centers and network closets.
  • Stackable Design: Scalability is a key consideration in network design. The Cisco WS-C3750G-12S-S is stackable, meaning it can be integrated with other compatible Cisco switches to expand the network's capacity. This feature simplifies network management and allows for seamless growth as your organization's needs evolve.
Advantages of Choosing Cisco WS-C3750G-12S-S Catalyst 3750
  • Reliability: Cisco is a name synonymous with networking reliability. The Catalyst 3750 series, including the WS-C3750G-12S-S, upholds this tradition by offering robust hardware and dependable performance. With this switch at the core of your network, you can trust that your data will flow smoothly, and downtime will be kept to a minimum.
  • Scalability: The ability to stack multiple switches means that your network can grow organically as your business expands. This scalability is a valuable feature, ensuring that your investment in networking hardware remains relevant for years to come.
  • Layer 3 Routing: Layer 3 functionality is essential for networks with multiple subnets or VLANs. The Cisco WS-C3750G-12S-S's layer 3 routing capabilities enhance network efficiency, making sure that data travels the shortest and fastest path to its destination.
  • Remote Management: In the age of remote work and distributed teams, the capability to manage your network from afar is a significant advantage. Whether you're troubleshooting issues in the middle of the night or making configuration changes from a different location, the Cisco WS-C3750G-12S-S streamlines the process.
Common Use Cases for Cisco WS-C3750G-12S-S
  • Small to Medium-Sized Businesses: The Cisco WS-C3750G-12S-S is an excellent choice for SMBs looking to upgrade their network infrastructure. Its scalability and gigabit speeds cater to the growing demands of these businesses.
  • Data Centers: Data centers require high-performance networking hardware to handle the vast amount of data they process. The Cisco WS-C3750G-12S-S, with its gigabit connectivity and layer 3 capabilities, is a suitable choice for data center applications.
  • Network Closets: In office environments, space is often limited. The rack-mountable design of this switch ensures that it can be installed in network closets without taking up excessive space.
  • Education: Educational institutions can benefit from the Cisco WS-C3750G-12S-S's reliability and remote management capabilities. It can efficiently support the network needs of classrooms and administrative offices.
More Information for 12 Ports Ethernet Switch
  • The WS-C3750G-12S-S Cisco Catalyst switch is a high-performance, enterprise-grade switch designed for use in medium to large-sized networks. It has 12 Ethernet ports and supports both Fast Ethernet and Gigabit Ethernet connectivity. The switch is stackable, which means it can be connected to other switches in a stack configuration to provide additional ports and increased network capacity.
  • The switch is equipped with advanced security features such as Access Control Lists (ACLs) and Quality of Service (QoS) controls, which allow network administrators to control and manage network traffic. It also has advanced management features such as Cisco IOS software, which allows for easy configuration and monitoring of the switch.
  • The part is designed for use in a wide range of environments, including enterprise, branch offices, and data centers. It is also Energy Efficient Ethernet (EEE) compliant, which helps to reduce energy consumption and costs.
High Performance of Managebale Layer3 Switch
  • The WS-C3750G-12S-S Cisco Catalyst 12 Ports Ethernet Switch is a high-performance switch that offers a range of features and capabilities. It is designed for use in enterprise environments and can support a variety of network applications and protocols.
  • One of the key features of the product is its ability to provide high-speed connectivity and data transfer. It supports Gigabit Ethernet and 10 Gigabit Ethernet speeds, which allow for fast and efficient data transfer between connected devices.
  • The switch also offers advanced security features, such as access control lists (ACLs) and Quality of Service (QoS) capabilities. These features allow network administrators to control access to the network and prioritize different types of traffic.
  • The part also provides easy management and configuration through its web-based interface and Cisco Network Assistant. This allows network administrators to quickly and easily configure and manage the switch, even remotely.
  • In terms of reliability, the product has a number of built-in redundancy and resiliency features, such as StackWise technology and Power over Ethernet (PoE) capabilities. This ensures that the switch can continue to operate even if there is a failure or disruption in the network.
Exceptional Reliability

The WS-C3750G-12S-S Cisco Catalyst 12 Ports Ethernet Switch is considered to be a highly reliable device. It is designed to provide high availability and performance in enterprise networks.

The switch has a number of features that contribute to its reliability, such as:

  • StackWise technology, which allows multiple switches to be stacked together and managed as a single unit, providing redundancy and increased availability.
  • Hot-swappable power supplies and fans, which allow for easy replacement of components without disrupting network operations.
  • Quality of Service (QoS) features, such as traffic prioritization and congestion management, to ensure smooth network performance.
  • Layer 3 switching capabilities, which allow for advanced routing and traffic management.
  • Advanced security features, such as access control lists and IEEE 802.1x authentication, to protect against unauthorized access and network threats.
General Information about this Cisco WS-C3750G-12S-S
  • Manufacturer: Cisco
  • Part Number or SKU# WS-C3750G-12S-S
  • Product Type: 12 Ports Switch
  • Product Name: Networking Switch
Interfaces / Ports
  • Port/Expansion Slot Details: 12 x Gigabit Ethernet Expansion Slot
I/O Expansions
  • Number of Total Expansion Slots: 12
  • Expansion Slot Type: SFP
  • Number of SFP Slots: 12
Network & Communication
  • Layer Supported: 3


  • Standard Memory: 128 MB
  • Flash Memory: 16 MB
  • Reliability-
  • MTBF: 215000 Hour

Power Description

  • Input Voltage: 110 V AC
  • Input Voltage: 220 V AC
  • Power Source: Power Supply
  • Redundant Power Supply: Yes

In Summary, the Cisco WS-C3750G-12S-S Catalyst 3750 switch is a networking powerhouse that seamlessly integrates speed, manageability, and scalability. With its 12 ports of Gigabit SFP connectivity, it ensures that your network can handle the ever-increasing demands of data-hungry applications and services. Its layer 3 routing capabilities optimize data transmission, and remote management simplifies network administration, even in the age of distributed workforces. Whether you're a small business looking to expand or a data center handling massive workloads, the Cisco WS-C3750G-12S-S is designed to meet your needs and exceed your expectations. It's a testament to Cisco's commitment to delivering reliable and high-performance networking solutions. Choose the Cisco WS-C3750G-12S-S, and you're choosing the future of networking.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Here, you can check more available conditions of your desired product WS-C3750G-12S-S at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


Please choose your location for calculate shipping cost.


ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.


Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
Estimated delivery time: 3 business days

UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM

UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.

UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM

UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.

UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday

FedEx Shipping Options:

FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.

FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)

FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states

FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states

FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
  • We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
  • If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
  • You can estimate the shipping cost from the products detail page, also available on the checkout page
  • The shipping cost depends on box dimensions, weight, and zip/postal code
  • To get a FedEx® delivery service you need to mention it on the checkout page notebox.
  • For urgent shipments, please contact our customer service.
  • Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.