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Dell OptiPlex 3040 Micro – Core i3 8GB RAM 128GB SSD – Refurbished

SKU:DL-OPT3040-MIC-I3-8G-128G-RB
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Original price was: $249.Current price is: $180.

Component Specification
Model Dell OptiPlex 3040 Micro
Condition Excellent Refurbished. Minor cosmetic scratches and marks. For more info, click here.
Processor Intel Core i3-6100T (6th Gen, 2C/4T, 3.20 GHz, 35W)
Memory 8GB DDR3L (Upgradable to 32GB)
Storage 128GB M.2 NVMe SSD
Graphics Intel HD Graphics 530 (4K via DisplayPort, Dual Display)
Form Factor Ultra-Compact 1L Micro Desktop, VESA Mountable, 1.2 kg
Connectivity 4x USB 3.0, 2x USB 2.0, DisplayPort, HDMI, Gigabit Ethernet
Operating System Windows 11 Pro (see honest disclosure on 6th Gen support)
Warranty 1-Year CLS Warranty
Whats Included Dell OptiPlex 3040 Micro, Genuine Dell 65W Power Adapter, 1-Year CLS Warranty. Monitor, keyboard, mouse NOT included.

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The Dell OptiPlex 3040 Micro is an Excellent Refurbished ultra-compact 1L business desktop powered by the 6th Gen Intel Core i3-6100T low-power processor with Intel HD Graphics 530, 8GB DDR3L RAM and a fast 128GB M.2 NVMe SSD. From Dell’s OptiPlex 3000 series (entry-tier business desktop, positioned below the 5000 and 7000 lines), the 3040 Micro features a tiny ~1L chassis weighing approximately 1.2 kg that fits behind a monitor on a VESA mount or sits discreetly on a desk shelf. Ideal for receptionists, retail point-of-sale, digital signage, training rooms, school computer labs, contact centres, home study setups, secondary office workstations and anyone wanting a quiet, low-power, space-saving business desktop for productivity, web browsing, office apps and video calls at an accessible refurbished price.

This Dell OptiPlex 3040 Micro is graded Excellent Refurbished, meaning it has been fully tested and is in near-perfect working condition with only minor cosmetic scratches or marks from previous use. It has been professionally cleaned and inspected by our in-house technical team in Sydney and comes with a genuine Dell 65W power adapter and 1-Year CLS Warranty with Windows 11 Pro pre-installed.

Component Specification
Model Name Dell OptiPlex 3040 Micro
Condition Excellent Refurbished. Minor cosmetic scratches and marks. For more info on our grading, click here.
Processor Intel Core i3-6100T (6th Gen Skylake, low-power T variant)
Cores / Threads 2 Cores / 4 Threads
Clock Speed 3.20 GHz (locked frequency, no turbo boost)
Cache 3 MB Intel Smart Cache
CPU TDP 35W (low-power desktop variant)
Memory 8GB DDR3L SO-DIMM (Upgradable to 32GB via 2x DIMM Slots)
Storage 128GB M.2 NVMe SSD
Graphics Intel HD Graphics 530 (24 EUs, supports up to 4K at 60Hz via DisplayPort, dual display capable)
Form Factor Ultra-Compact 1L Micro Desktop (VESA Mountable)
Operating System Windows 11 Pro (Genuine, installed via Microsoft-supported bypass for 6th Gen hardware, see honest disclosure below)
Ports (Front) 2x USB 3.0 (1x with PowerShare), 3.5mm Headphone, 3.5mm Mic
Ports (Rear) 2x USB 3.0, 2x USB 2.0, 1x DisplayPort, 1x HDMI, RJ-45 Gigabit Ethernet, Audio Line-Out, DC Power
Networking RJ-45 Gigabit Ethernet (Wi-Fi card may or may not be installed depending on configuration, contact us before purchase if wireless is required)
Security TPM 1.2 (note: Microsoft Windows 11 officially requires TPM 2.0 and 8th Gen Intel or newer, see honest disclosure below)
Dual Display Support Yes (1x DisplayPort + 1x HDMI for two monitors out of the box)
Audio Internal Mono Speaker (small), External Speakers Recommended for Media Use
VESA Mount VESA-Compatible (mount bracket sold separately if not included)
Dimensions (approx.) Approx. 17.6cm wide x 18.4cm deep x 3.6cm thick
Weight Approx. 1.2 kg
Power Adapter Genuine Dell 65W External Power Adapter Included
Whats Not Included No monitor, no keyboard, no mouse, no webcam, no Wi-Fi adapter (please supply your own or contact us for accessories)
Warranty 1-Year CLS Warranty (Australian Coverage)

Key Features

  • Dell OptiPlex 3040 Micro, Dell’s ultra-compact 1L business desktop weighing just 1.2 kg, designed to fit behind a monitor on a VESA mount or discreetly on a desk shelf
  • 6th Gen Intel Core i3-6100T low-power desktop processor with 2 cores, 4 threads at 3.20 GHz locked frequency, sufficient for office productivity, web browsing, video calls and light multitasking
  • Dell OptiPlex 3040 Micro comes with Low 35W CPU TDP for quiet, energy-efficient operation, ideal for environments where noise and power consumption matter
  • Dell OptiPlex 3040 Micro comes with Intel HD Graphics 530 integrated graphics supporting up to 4K resolution at 60Hz via DisplayPort and dual display configuration (DisplayPort + HDMI out of the box)
  • Dell OptiPlex 3040 Micro comes with 8GB DDR3L RAM upgradable to 32GB via 2x SO-DIMM slots, plenty of headroom for future expansion
  • Fast 128GB M.2 NVMe SSD for snappy boot times and quick app loading (note: this is a smaller SSD ideal for browser, office apps and cloud storage workflows, consider upgrading or adding external storage if you need more local capacity)
  • Full port selection including 4x USB 3.0, 2x USB 2.0, DisplayPort, HDMI, Gigabit Ethernet and 3.5mm audio jacks
  • Dell OptiPlex 3040 Micro comes with VESA-compatible mounting for behind-monitor installation, frees up valuable desk space in tight environments
  • Windows 11 Pro pre-installed and currently receiving updates, ready for joining a domain, BitLocker, Remote Desktop and other Pro-tier business features
  • Excellent Refurbished grade with only minor cosmetic scratches or marks. Windows 11 Pro, genuine Dell 65W power adapter and 1-Year CLS Warranty included.

Ideal For

The Dell OptiPlex 3040 Micro in Excellent Refurbished grade with Core i3-6100T (2C/4T), 8GB DDR3L RAM, 128GB NVMe SSD and Intel HD Graphics 530 is ideal for receptionists, retail point-of-sale terminals, digital signage, kiosks, school computer labs, training rooms, contact centres, home study setups, secondary office workstations and anyone wanting a quiet, low-power, space-saving business desktop for productivity, web browsing, Microsoft Office and video calls. The ultra-compact 1L chassis fits behind a monitor on a VESA mount, freeing up valuable desk space in tight environments like school IT labs, classroom presenter stations, hot desks and reception counters. Buyers wanting more CPU performance and Microsoft-supported Windows 11 hardware should consider our OptiPlex 5050 or 7060 listings with 7th or 8th Gen Intel processors, or for ultra-portable space saving see our Intel NUC listings.

Why Buy Refurbished From CLS?

Computer and Laptop Sales (CLS) is an ISO 9001 certified refurbished desktop retailer based in Sydney, Australia. Every device is professionally inspected, cleaned, tested and graded by our in-house technical team. You receive a fully tested machine with genuine software, a genuine power adapter and a 1-Year Australian warranty. Free shipping is available across Australia on eligible orders. Learn more about our refurbished grading system here.

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