The item was either used as a sample for demonstration or returned by a customer after few days of use. The item might have slight scratches but is not worn-out or heavily used. The device is fully functional. Also, the original packaging of the item might be damaged or, rarely, absent at all.
All used units come with EU power plug if applicable or not specified otherwise.
Warranty terms for used items are the same as for new items.
The RB4011 uses the amazingly powerful quad core Cortex A15 chip from Annapurna labs, an Amazon company, same as in our carrier grade RB1100AHx4 unit. The CPU supports IPsec hardware acceleration, there is 1GB of RAM, so this device will easily handle any task you have configured RouterOS to perform. All of this power, in a compact and professional looking solid metal enclosure in matte black.
In addition to the ten 1 Gbps ethernet ports, an SFP+ port provides optional 10 Gbps connectivity through an SFP+ module (not included). All of this power, in a compact and professional looking solid metal enclosure in matte black. The ethernet model includes two rackmount ears, that will securely fasten the unit in standard 1U rack space.