Green IT Solution GmbH is your reliable partner when it comes to sustainable IT solutions and refurbished hardware. Our concept enables you to make huge cost savings while also respecting the principles of ecology and sustainability when buying expensive network and IT hardware. Refurbished equipment retains its full range of functionality and is much less expensive to buy. At the same time, resources are conserved, CO2 emissions reduced and transport costs avoided.
We stock world market leader CISCO Systems‘ entire range, whether new or used. Here are our TOP products:
more productsJuniper is a leading provider of products for network security solutions. Here are our TOP products:
HP network switches are characterised by high performance and scalability for your infrastructure. Here are our TOP products:
We stand for responsibility, security and sustainability. Our goal is to combine ecology and economic interests. Sustainability and careful use of resources constitute an important step if we are to act today to make a contribution to the generation of tomorrow.
We believe that this combination of competitiveness and responsible conduct is not only possible but can also be profitable if appropriate concepts are implemented.
Save an average of 40-60% on procurement costs
Receive a 10-year warranty on refurbished hardware
Get advice from our experienced staff
Contribute to environmental protection with Green IT Solution GmbH
Lithium-ion batteries currently dominate the market for energy storage. However, the Earth’s reserves of lithium are limited, scarce and expensive. Sodium-ion batteries would be cheaper and more sustainable, since sodium occurs in large quantities in nature and is much simpler to acquire than lithium. The technology already works, but it could be a while before it enters mass production. You find them in laptops, smartphones,...
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The latest technology quickly makes predecessor models from just a few years ago look old-fashioned – barely is a new piece of equipment on market, and it already feels outdated. Computing performance improves, screens become thinner and smartphones offer more and more functions. On average, electronic equipment in Germany is used for up to two years. Then it ends up in waste streams as electronic...
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Due to the energy transition and the higher proportion of renewable energy, batteries are becoming increasingly important as storage in the electricity network. They smooth over fluctuations resulting from weather-dependent energy sources such as solar and wind power, and ensure stable operation of the electricity network. Germany has set itself ambitious climate policy targets: by 2050, annual greenhouse gas emissions must be reduced by 80...
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In network systems, Cisco is one of the strongest brands on the global market today. Their core business is the development of ever more modern routers and other network equipment required by a high-performance enterprise network.
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As an independent provider, Green IT Solution GmbH (IT sales) offers the entire product range of new and used Cisco routers, Cisco switches, Cisco firewalls, Cisco wireless products and Cisco telephones. Our stock includes the best network equipment such as used (refurbished) and new Cisco routers from the CISCO800, CISCO1800, CISCO2800, CISCO3800, CISCO1900, CISCO2900, CISCO3900, CISCO7200, CISCO7300, CISCO7600, ASR and GSR 12000 series. What’s more, Green IT Solution GmbH offers refurbished (used) and new switches from the Catalyst series: WS-C2960, WS-C3560, WS-C3650, WS-C3750, WS-C3850, WS-C4500, WS-C6500 and WS-C6800 – ME2600, ME3400, ME3600, ME3800 and ME4600 – CISCO NEXUS series N1K, N2K, N3K, N5K and N7K.
Our current top-selling refurbished (used) products are WS-C2960X-24PS-L, CISCO1921/K9, AIR-CAP2702I-E-K9 and WS-C4500X-16SFP+. All routers, switches, firewalls, telephones and wireless devices are completely refurbished by us: i.e. cleaned, tested and defective components are replaced. Therefore our refurbished network hardware fulfils all technical requirements and offers excellent value for money.
Green IT Solution GmbH will give you a 10 year guarantee on all the used routers, switches, firewalls, telephones and wireless devices that you buy. You will receive a 1 year guarantee on all new routers, switches, firewalls, telephones and wireless devices.
If you wish to sell used Cisco network equipment, we are the right partner for IT purchasing. With us you get security and transparency. Certified data deletion from all data carriers, as well as full documentation based on serial numbers, gives you the security which you would expect.
Depending on their requirements, we offer our customers the option of servicing by the manufacturer or our own guarantees and maintenance services for new and used Cisco hardware.
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Powerful, scalable and intelligent network security solutions for enterprises and service providers are a guiding principle for Juniper Networks. Juniper routers and switches are perfect for sophisticated data centres and cloud environments.
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At Green IT Solution GmbH (IT sales), you can get the entire portfolio of new and used network technology from Juniper. This includes EX series Ethernet switches, the QFC series and the QFabric system, as well as MX series, T series, PTX series and ACX series routers. Our top sellers from Juniper are EX4550-32F-AFO, SRX240H2, MX80-48T-AC, EX3300-24P.
You will receive a 10 year guarantee on all refurbished equipment from Juniper Networks. You will receive a 1 year guarantee on all new routers and switches.
If you wish to sell new or used (refurbished) Juniper network equipment, Green IT Solution GmbH is the right partner for IT purchasing. With us you get security and transparency. Certified data deletion from all data carriers, as well as full documentation based on serial numbers, gives you the security which you would expect.
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Whoever is looking for IT equipment won’t go far wrong with products from Hewlett-Packard, or HP for short. On November 1, 2015, HP was split into the companies Hewlett-Packard Enterprise – focusing on networks, storage and servers – and HP Inc., which specialises in PCs and printers.
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When people want to buy first-class products such as routers and switches from top providers like Hewlett-Packard, then many will choose to purchase from a specialist retailer. However, it is clear that new products come at a price. Green IT Solutions GmbH – which is fully committed to purchasing and selling network technology from renowned manufacturers like HP – offers an especially inexpensive and environmentally-friendly alternative. All products are characterised by a wealth of positive properties. For example, HP routers are not only particularly robust and therefore suitable for use in harsh environments, but also shine thanks to their large range of security functions. At Green IT Solutions GmbH, most HP products are available both as refurbished used products and as new products. Interested customers can select optimum high-performance products from different price categories accordingly. What’s more, they can be sure that by buying from Green IT Solutions GmbH, they are really making a choice which is not only good for their own financial budget but for the environment as well.
As an independent provider, Green IT Solution GmbH (IT sales) offers the entire product range of new and used HP network technology. Our stock includes the best network equipment such as refurbished and new HP switches like H0EX9A1, H7D07A1, H7D07A1, H7D08A1, H8F25A1, H8F26A1, HP129A1, HP130A1, HP132A1, HP133A1, HP134A1, HP135A1, HP136A1, HZ935A1, J4839A, J4839AR, J4858C, J4858CR, J4859C, J4859CR, J4860C, J4860CR, J8168A, J8168AR, J8177C.
You will receive a 10 year guarantee on all refurbished equipment from HP. You will receive a 1 year guarantee on all new routers and switches.
If you wish to sell new or used (refurbished) HP network equipment, Green IT Solution GmbH is the right partner for IT purchasing. With us you get security and transparency. Certified data deletion from all data carriers, as well as full documentation based on serial numbers, gives you the security which you would expect.
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Refurbished products from Green IT Solutions GmbH, the specialist for purchasing and selling high-quality network technology, demonstrate that technical equipment does not necessarily have to be brand new to give a first-class performance. Because in comparative tests, the refurbished used products from renowned manufacturers (including Alcatel) keep up with their new counterparts effortlessly. Whether you are buying network components such as routers or switches – when buying Alcatel equipment from Green IT Solutions GmbH, you can choose from the entire range of items offered by this manufacturer of quality products.
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As an independent provider, Green IT Solution GmbH (IT sales) offers the entire product range of new and used Alcatel network technology. Our stock includes the best network equipment such as refurbished and new Alcatel products like 300426194-1200A, 300426194-1200A-24, 300426194-1200A-36, 300426194-1200B, 300426194-1200B-24, 300426194-1200B-36, 300426194-1200D, 300426194-1200D-24, 300426194-1200D-36, 300426194-150-24, 300426194-150-36, 300426194-50, 300426194-50-24, 300426194-50-36, 300426194-700A, 300426194-700A-24, 300426194-700A-36, 300426194-700B, 300426194-700B-24, 300426194-700B-36, 300426194-700D, 300426194-700D-24, 300426194-700D-36, 3HE00014AA, 3HE00024CA and many more.
You will receive a 10 year guarantee on all refurbished equipment from Alcatel. You will receive a 1 year guarantee on all new routers and switches.
If you wish to sell new or used (refurbished) Alcatel network equipment, Green IT Solution GmbH is the right partner for IT purchasing. With us you get security and transparency. Certified data deletion from all data carriers, as well as full documentation based on serial numbers, gives you the security which you would expect.
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Brocade Communications Systems, Inc. is an American company specialising in network technology. Brocade was founded in August 1995 and offers a variety of products and services. These include switches, storage networks, routers, software networks, mobile networks and much more.
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At Green IT Solution GmbH (IT sales), you can get the entire portfolio of new and used network technology from Brocade. This includes new and used hardware with the numbers: 00700-551, 10G-SFPP-LR, 10G-SFPP-LR-8, 10G-SFPP-LRM, 10G-SFPP-SR, 10G-SFPP-SR-8, 10G-SFPP-TWX-0101, 10G-SFPP-TWX-0108, 10G-SFPP-TWX-0301, 10G-SFPP-TWX-0301, 10G-SFPP-TWX-0501, 10G-SFPP-TWX-0508
You will receive a 10 year guarantee on all refurbished equipment from Brocade. You will receive a 1 year guarantee on all new routers and switches.
If you wish to sell new or used (refurbished) Brocade network equipment, Green IT Solution GmbH is the right partner for IT purchasing. With us you get security and transparency. Certified data deletion from all data carriers, as well as full documentation based on serial numbers, gives you the security which you would expect.
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