Lenovo ThinkPad T420 (4178-6VU) – Intel Core i5-2520M @ 2.5GHz, 8GB RAM, 500GB HDD, Windows 10 Pro, Power Adapter

Condition: Used – Battery is used (holds charge, but not guaranteed). Power adapter included. Fully functional and in good overall condition.

The Lenovo ThinkPad T420 (Type 4178-6VU) is a robust, professional-grade business laptop designed for reliability, consistent performance, and long-term use. Powered by the Intel Core i5-2520M processor @ 2.5GHz, it offers responsive multitasking paired with 8GB RAM and a high-speed 500GB 7200 RPM hard drive, making it ideal for both daily office work and educational tasks.

Its 14.1″ display, legendary ThinkPad keyboard, and integrated TrackPoint pointing system make this laptop a pleasure to use. Built with a strong chassis and rich I/O port selection, the T420 remains a solid choice for users who need dependability over flash. With Windows 10 Pro pre-installed, it’s ready for both personal and professional tasks out of the box.

Features:

• Model: Lenovo ThinkPad T420
• Type/Product ID: 4178-6VU / 41786VU
• Processor: Intel Core i5-2520M (2.5GHz, dual-core, 4 threads)
• Memory: 8GB DDR3
• Storage: 500GB HDD (7200 RPM)
• Operating System: Windows 10 Pro
• Display: 14.1″ LED-backlit display (likely 1366×768 or WXGA+)
• Pointing Devices: TrackPoint + Touchpad
• Battery: Installed, but usage wear expected (not guaranteed)
• Power Adapter: Included
• Chassis: Rigid ThinkPad magnesium-alloy body
• Optical Drive: DVD-RW (in Ultrabay slot)
• Networking: Built-in Wi-Fi, Ethernet (RJ-45)
• Ports:
  • VGA
  • Mini DisplayPort
  • USB 2.0 & USB/eSATA Combo
  • ExpressCard Slot
  • SD Card Reader
  • Audio in/out
• Security: Kensington lock slot

Applications:

• Excellent choice for students – handles research, online classes, note-taking, and productivity
• Ideal inexpensive backup laptop for office work, travel, or secondary setups
• Suitable for technicians needing access to legacy ports
• Stable system for basic business use and educational platforms
• Compatible with older peripherals requiring VGA or ExpressCard slots

Cross-Referenced Models:

• Lenovo ThinkPad T410 (i3-M370, 8GB, 320GB HDD) – predecessor with similar layout
• Lenovo ThinkPad T400 (P8400, 5GB RAM, 250GB HDD) – earlier Core 2 Duo platform
• Lenovo ThinkPad T61 (T7300, 3GB RAM, 80GB HDD) – legacy support and diagnostics
• Dell Latitude E6420 (i5-2520M, 8GB, 180GB SSD) – close match in CPU and build
• HP EliteBook 8440p – similar Intel platform and build quality

Comparable Products:

• Lenovo T410 – Business laptop, slightly older, same CPU family
• Dell Latitude E6420 – Same-gen CPU, faster SSD variant
• Lenovo T400 – Cost-effective legacy option
• HP ProBook 6450b – Business-class Core i5 laptop
• ThinkPad T430 – Slightly newer model with updated components

Related

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Common Requests:

1. “Does the T420 include a power adapter?”
   → Yes, original adapter is included.
2. “Is this a good laptop for students?”
   → Yes, it’s reliable, fast enough, and includes all essential ports.
3. “How’s the battery?”
   → Battery is present and functional, but long-term capacity is not guaranteed.
4. “Can I connect it to a projector?”
   → Yes, VGA and DisplayPort outputs are built-in.
5. “Does it have a DVD-RW drive?”
   → Yes, included in the Ultrabay slot.

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