Today only. Amazon has the Drobo DRDR5A21 5D 5-Bay 3.5" Storage Array for $555 with free shipping. Features dual Thunderbolt ports, USB 3.0, Drobo BeyondRAID technology and comes with a battery backup.
Update [4/1]: The sale has been extended through April 4th.
Ends today. Dell Business is taking $200 off Dell PowerEdge T320 Tower Servers $1999 or more with coupon code B0RS?K0290S62F. Stacks with instant discounts that are applied in cart.
The Dell PowerEdge T320 Intel Xeon E5-2420 Server w/ 16GB RAM and dual 500GB HDDs is $1549. Upgrade to Xeon E5-2440 2.40GHz CPU (+$406) and dual DVD+/-RW drives (+$69) to reach $2024 - $200 off with code = $1824 with free shipping.
Ends tomorrow. Dell Business has the Dell PowerEdge T20 4th Generation Dual Core Server (2013) for $299 - $50 off with coupon code NK6CC7QF4HWWSM [Exp 4/4 at 5AM PT] = $249 with free shipping. Features an Intel Pentium G3220 3.0GHz processor, 4GB memory and diskless configuration (no RAID, no controller). The PowerEdge T20 is being marketed as an introductory server.
Through April 24th, Dell Financial Services is taking 50% off any refurbished Dell PowerEdge R610 Server with coupon code R610SERVER. Shipping is around $25; code cannot be combined with any other coupon.
Dell Business is taking an extra $200 off select Dell PowerEdge T110 II Compact Tower Servers with coupon code 1KMK5Z5NQGVCTX [Exp 5/2, 400 uses]. Stacks with instant discounts that are applied in cart.