Low-cost and ecological IT solutions

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 buy

Hardware that is not used is wasted capital. Sell your used equipment at the current market price. If you plan your upgrade well, you can partly finance your new system with your old one.
Sell your used equipment at the current market price.
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We sell

We will provide you with refurbished hardware at attractive prices and with unbeatable warranties. We can of course provide you with new equipment from all of the well-known manufacturers.
We will provide you with refurbished hardware at attractive prices.
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IT & Environment

Green IT Solution GmbH’s concept contributes to environmental protection in many different ways. We would like to show our customers that they can combine their economic interests with active ecology.
Green IT Solution GmbH’s concept contributes to environmental protection in many different ways.
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Our manufacturers at a glance
new & refurbished Network Hardware

CISCO

We stock world market leader CISCO Systems‘ entire range, whether new or used. Here are our TOP products:

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JUNIPER

Juniper is a leading provider of products for network security solutions. Here are our TOP products:

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HP

HP network switches are characterised by high performance and scalability for your infrastructure. Here are our TOP products:

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Green IT Solution GmbH stands for responsibility

Verantwortungsvoller Umgang mit unserer Umwelt durch den Einsatz gebrauchter Netzwerk Hardware | Green IT Solution

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.

Green IT Solution GmbH – Team

LOW PRICE

Save an average of 40-60% on procurement costs

SECURITY

Receive a 10-year warranty on refurbished hardware

EXPERTISE

Get advice from our experienced staff

ENVIRONMENT

Contribute to environmental protection with Green IT Solution GmbH

Green IT News

Tencent’s innovative Wechat app
General

Tencent’s innovative Wechat app

Once again, China proves itself to be a trendsetter in the field of leading edge technologies and contemporary e-commerce. Wechat: that is the name of the app we won’t be able to ignore much longer in Germany if we want to keep pace with the times internationally. Visions of the future today, reality tomorrow, perhaps. Experts see Tencent’s messenger app as the mobile-only platform of...

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0 / Julia Nitsch / Aug 28, 2017
Off on holiday – but not without access to a secure WLAN hotspot
General

Off on holiday – but not without access to a secure WLAN hotspot

After a day on the beach, that small restaurant in the side street looks very inviting – the ideal place to finish off the evening? Perfect – and there’s WLAN available as well, for uploading the new photos. However, even if the dangers of an unsecured WLAN hotspot are limited, they should, at the same time, also be taken seriously. Particularly when you’re on holiday,...

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0 / Julia Nitsch / Aug 22, 2017
Leaps in technology: Why the use of FinTech is lagging behind in rich countries
General

Leaps in technology: Why the use of FinTech is lagging behind in rich countries

Germany, the USA, Canada and Switzerland: all of them rich countries as well as being global leaders, financially and technologically. However, in one particular area, the world’s big players are lagging behind: FinTech services are used considerably less frequently here than in emerging countries. But why is this so – and is it a problem? What is FinTech? A short introduction for all those who...

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0 / Julia Nitsch / Aug 16, 2017

CISCO | Purchasing and Sales

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 top sellers from Cisco

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.

 10 year guarantee on refurbished Cisco products

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.

 Cisco purchasing

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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Juniper | Purchasing and Sales

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.

 10 year guarantee on refurbished Juniper products

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.

 Juniper purchasing

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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HP | Purchasing and Sales

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.

 10 year guarantee on refurbished HP products

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.

HP purchasing

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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Alcatel | Purchasing and Sales

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.

10 year guarantee on refurbished Alcatel products

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.

Alcatel purchasing

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 | Purchasing and Sales

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

10 year guarantee on refurbished Brocade products

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.

Brocade purchasing

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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FireEye | Sale

FireEye is a prevention and security measure for enterprises of every size which are trying to defend themselves against increasing threats due to data gaps, zero day attacks and other complex cyber threats. The spectrum ranges from downtime or negative headlines through to expensive damage limitation efforts. All industries are affected.

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At Green IT Solution GmbH (IT sales), you can get the entire FireEye portfolio. This includes 004S-PX-Appc, 004S-PX-DEG1Y, 004S-PX-DEG2Y, 004S-PX-DEG3Y, 004S-PX-DEG4Y, 004S-PX-DEG5Y, 004S-PX-DEPRIPLS1Y, 004S-PX-DEPRIPLS2Y, 004S-PX-DEPRIPLS3Y, 004S-PX-DEPRIPLS4Y, 004S-PX-DEPRIPLS5Y, 004S-PX-HW, 004S-PX-HWCOLDSB, 004S-PX-HWSB, 004S-PX-PPR1Y and many more.

The extremely high security standard from FireEye is primarily thanks to the Virtual Execution Engine, which, combined with flexible threat intelligence, forms the heart of this cutting-edge technology. It targets the entire attack cycle and diffuses each phase with suitable counteractive measures.

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Fortinet | Purchasing and Sale

Fortinet is one of the leading experts for network security solutions in the world. Its core business is the provision of network security platforms, which are primarily characterised by their peerless performance and innovation. Another goal is the simplification of the IT infrastructure for demanding customers which, to a great extent, consists of data centres, operators, subsidiaries, companies and enterprises.

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Fortinet is predominantly chosen by customers who desire seamless protection against downtime and the best possible data security. Specifically, this means Fortinet provides high-performance security solutions which not only protect the network from constantly changing threats, but the users and their data as well. Alongside the comprehensive portfolio of reliable solutions, centralised administration also ensures security consolidation and a simplified end-to-end security infrastructure.

As an independent provider, Green IT Solution GmbH (IT sales) offers the entire product range of new and used network technology. Our stock includes the best network equipment such as refurbished and new switches like FAN-612R-EU, ADM-FB8-EU, ADM-FE8-EU, ADM-XB2-EU, ADM-XD4-EU, ADM-XE2-EU, ADP-NM-RPSMAM-X6-EU, AL-5000-EU, AL-6000-EU, AL-UPGD-5000, AL-UPGD-6000.

10 year guarantee on refurbished Fortinet products

You will receive a 10 year guarantee on all refurbished equipment from Fortinet. You will receive a 1 year guarantee on all new routers and switches.

Fortinet purchasing

If you wish to sell new or used (refurbished) Fortinet 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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