Important Notice: Operating System Not Included - NO OS is installed

These computers are sold without a pre-installed operating system and cannot be used until a compatible OS is installed by the customer. Please note that we can no longer install Windows 10 on systems due to Microsoft's end-of-support timeline.
Available Options:
Contact us to discuss which option best meets your needs or for assistance with OS installation requirements.
The HP ProDesk 400 G1 SFF delivers reliable performance in a compact design, powered by an Intel Core i5 processor and equipped with ample memory for multitasking.
This compact desktop is well-suited for office environments, featuring a space-saving design while maintaining powerful capabilities for daily business tasks. The combination of SSD storage and reliable processor ensures quick response times for your applications.
With over 250,000 happy customers and counting, our reputation speaks for itself. Each unit undergoes a meticulous testing and inspection process to ensure you receive a reliable product that meets your needs. Our commitment to quality and customer satisfaction sets us apart in the industry.

Our Microsoft Authorized Refurbished (MAR) computers and laptops typically include the latest Microsoft Windows operating systems, such as Windows 10 and 11. Please check your product option selections to ensure compatibility with your specific needs, including choosing between Pro or Home versions.

| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
| Processor | Intel Core i5 (4590) 3.3GHz 2 Core |
|---|---|
| Memory | 8GB DDR3 |
| Storage | 256GB 3.5" SATA SSD |
| Form Factor | Small Factor Form |
| Maximum Memory | 16GB |
| Total Memory Slots | 2 |
| Expansion Slots | 1 x PCIe 3.0 x16 - low-profile 3 x PCIe 2.0 x1 - low-profile |
| Optical Drive | DVD |
| Network Connection(s) | Gigabit Ethernet |
| Front USB Port(s) | 2 (2.0) 2 (3.0) |
| Rear USB Port(s) | 4 (2.0) 2 (3.0) |
| VGA Port(s) | 1 |
| DVI Port(s) | 1 |
| HDMI Port(s) | 0 |
| Display Port(s) | 0 |
| Mini Display Port(s) | 0 |
| Serial Port(s) | 0 |
| Parallel Port(s) | 0 |
| eSATA Port(s) | 0 |
| Firewire Port(s) | 0 |
| PS/2 Port(s) | 2 |
| SD Card Reader | None |
Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.
All products purchased from us are covered by a 1-year warranty from the date of purchase, covering manufacturing defects and functional failures under normal business use.
Please note that batteries are an exception to this policy. Batteries are covered by a 90-day warranty due to their consumable nature.
This warranty does not cover damage caused by misuse, unauthorized modifications, or improper handling. For any warranty claims, please contact our support team with your purchase details and a description of the issue.




The HP ProDesk 400 G1 SFF delivers reliable performance in a compact design, powered by an Intel Core i5 processor and equipped with ample memory for multitasking.
This compact desktop is well-suited for office environments, featuring a space-saving design while maintaining powerful capabilities for daily business tasks. The combination of SSD storage and reliable processor ensures quick response times for your applications.
With over 250,000 happy customers and counting, our reputation speaks for itself. Each unit undergoes a meticulous testing and inspection process to ensure you receive a reliable product that meets your needs. Our commitment to quality and customer satisfaction sets us apart in the industry.

Our Microsoft Authorized Refurbished (MAR) computers and laptops typically include the latest Microsoft Windows operating systems, such as Windows 10 and 11. Please check your product option selections to ensure compatibility with your specific needs, including choosing between Pro or Home versions.
Windows 10 devices are not eligible to be upgraded to Windows 11. End of Service for Windows 10 will be on October 14, 2025.

| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
| Processor | Intel Core i5 (4590) 3.3GHz 2 Core |
|---|---|
| Memory | 8GB DDR3 |
| Storage | 256GB 3.5" SATA SSD |
| Form Factor | Small Factor Form |
| Maximum Memory | 16GB |
| Total Memory Slots | 2 |
| Expansion Slots | 1 x PCIe 3.0 x16 - low-profile 3 x PCIe 2.0 x1 - low-profile |
| Optical Drive | DVD |
| Network Connection(s) | Gigabit Ethernet |
| Front USB Port(s) | 2 (2.0) 2 (3.0) |
| Rear USB Port(s) | 4 (2.0) 2 (3.0) |
| VGA Port(s) | 1 |
| DVI Port(s) | 1 |
| HDMI Port(s) | 0 |
| Display Port(s) | 0 |
| Mini Display Port(s) | 0 |
| Serial Port(s) | 0 |
| Parallel Port(s) | 0 |
| eSATA Port(s) | 0 |
| Firewire Port(s) | 0 |
| PS/2 Port(s) | 2 |
| SD Card Reader | None |
Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.
All products purchased from us are covered by a 1-year warranty from the date of purchase, covering manufacturing defects and functional failures under normal business use.
Please note that batteries are an exception to this policy. Batteries are covered by a 90-day warranty due to their consumable nature.
This warranty does not cover damage caused by misuse, unauthorized modifications, or improper handling. For any warranty claims, please contact our support team with your purchase details and a description of the issue.




Important Notice: Operating System Not Included - NO OS is installed

These computers are sold without a pre-installed operating system and cannot be used until a compatible OS is installed by the customer. Please note that we can no longer install Windows 10 on systems due to Microsoft's end-of-support timeline.
Available Options:
Contact us to discuss which option best meets your needs or for assistance with OS installation requirements.
The HP ProDesk 400 G1 SFF delivers reliable performance in a compact design, powered by an Intel Core i5 processor and equipped with ample memory for multitasking.
This compact desktop is well-suited for office environments, featuring a space-saving design while maintaining powerful capabilities for daily business tasks. The combination of SSD storage and reliable processor ensures quick response times for your applications.
With over 250,000 happy customers and counting, our reputation speaks for itself. Each unit undergoes a meticulous testing and inspection process to ensure you receive a reliable product that meets your needs. Our commitment to quality and customer satisfaction sets us apart in the industry.

Our Microsoft Authorized Refurbished (MAR) computers and laptops typically include the latest Microsoft Windows operating systems, such as Windows 10 and 11. Please check your product option selections to ensure compatibility with your specific needs, including choosing between Pro or Home versions.

| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
| Processor | Intel Core i5 (4590) 3.3GHz 2 Core |
|---|---|
| Memory | 8GB DDR3 |
| Storage | 256GB 3.5" SATA SSD |
| Form Factor | Small Factor Form |
| Maximum Memory | 16GB |
| Total Memory Slots | 2 |
| Expansion Slots | 1 x PCIe 3.0 x16 - low-profile 3 x PCIe 2.0 x1 - low-profile |
| Optical Drive | DVD |
| Network Connection(s) | Gigabit Ethernet |
| Front USB Port(s) | 2 (2.0) 2 (3.0) |
| Rear USB Port(s) | 4 (2.0) 2 (3.0) |
| VGA Port(s) | 1 |
| DVI Port(s) | 1 |
| HDMI Port(s) | 0 |
| Display Port(s) | 0 |
| Mini Display Port(s) | 0 |
| Serial Port(s) | 0 |
| Parallel Port(s) | 0 |
| eSATA Port(s) | 0 |
| Firewire Port(s) | 0 |
| PS/2 Port(s) | 2 |
| SD Card Reader | None |
Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.
All products purchased from us are covered by a 1-year warranty from the date of purchase, covering manufacturing defects and functional failures under normal business use.
Please note that batteries are an exception to this policy. Batteries are covered by a 90-day warranty due to their consumable nature.
This warranty does not cover damage caused by misuse, unauthorized modifications, or improper handling. For any warranty claims, please contact our support team with your purchase details and a description of the issue.



