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Lenovo ThinkPad T420Laptop 14" i5-2520M 6GB 128GB SSD No OS Installed

Excellent Grade · Fully tested · No visible marks
SKU: R-5771-EXC
4.76
★★★★★
708 reviews
12mo
Warranty
30day
Free returns
40+
Tech-tested checks
✓ Free AU shipping ✓ Pickup: Springvale VIC
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Sale price $159.00 Regular price $205.00

You save $46

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Perks you get with every purchase

Warranty
If your item experiences a technical issue, we've got you covered—we'll either repair it or replace it for you!

30 days to change your mind
Feel free to return your item for any reason within the first 30 days of receiving it. It's that easy!

Free express shipping
Enjoy fast, free express shipping on all small items like laptops, tablets, and smartphones!

Customer support
Rest assured, we’ll always respond to you within 1 business day!

Frequently asked questions

What does the warranty cover?

Our warranty covers all hardware faults, but please note it doesn’t cover accidental damage or software issues. However, we’re here to help with technical support for those matters!

What is a refurbished device?

A refurbished device is a pre-owned item that has been restored to meet high-quality standards. At Reboot IT, we adhere to strict quality guidelines, ensuring that our refurbished products are not the same as used or secondhand items. We meticulously clean, test, and assess each device, replacing worn parts with high-quality components.

Unlike used items, which lack guarantees and rely solely on the seller's word regarding condition, refurbished devices come with assurance of quality and reliability.

What payment options are available?

We offer a variety of payment options to make your shopping experience as convenient as possible! You can pay using all major credit cards, Apple Pay, Google Pay, Shop Pay, Afterpay, Zip Pay, and PayPal. If you prefer, we also accept bank deposits and even cash for in-store purchases!

At a Glance

Processor
Intel Core i5-2520M
Memory
4GB
Storage
128GB SSD
Display
13in - 14in · HD+ (1600x900)
Operating System
Windows 7
Graphics
HD GRAPHICS

Safe & Secure

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

We ensure secure processing of your payment information and do not retain or have access to your credit card details.

Description

Lenovo ThinkPad T420 — Reliable 14-inch Business Laptop

The Lenovo ThinkPad T420 is a robust 14-inch business laptop featuring an Intel Core i5-2520M 2nd Gen processor, 6GB DDR3 RAM, 128GB SSD, and a crisp 1600×900 HD+ display — covered by a 12-month Reboot IT warranty. No operating system is pre-installed, making it ideal for Linux users, IT professionals, or buyers with an existing Windows licence.

Key Benefits

  • 128GB SSD installed: Significantly faster than original HDD versions — boot in seconds, not minutes, and enjoy responsive day-to-day performance
  • 6GB DDR3 RAM: Upgraded from the base 4GB configuration — handles web browsing, Office, and light multitasking without swapping
  • 1600×900 HD+ Display: Higher resolution than standard 1366×768 panels, providing more screen real estate for documents and multitasking
  • Legendary ThinkPad Keyboard: One of the best laptop keyboards ever made — deep travel, accurate feedback, and comfortable for all-day typing
  • MIL-SPEC Durability: ThinkPad build quality is tested to withstand drops, vibration, humidity, and extreme temperatures — built to last
  • Your Choice of OS: No OS pre-installed — install Linux (Ubuntu, Mint, Debian), Windows 10, or use your own existing licence

Performance in Use

The ThinkPad T420 with SSD upgrade handles everyday computing tasks comfortably for its era — web browsing, document editing, spreadsheets, and video conferencing all run smoothly on Linux or a lean Windows 10 installation. The Intel Core i5-2520M dual-core processor peaks at 3.2GHz and the 6GB DDR3 configuration provides enough memory for typical single-user workflows without memory pressure. Booting from the 128GB SSD takes under 20 seconds, which dramatically improves the user experience over the original hard drive configuration.

This is a 2011-era machine, and buyers should calibrate expectations accordingly. It handles productivity tasks well but is not suited to modern resource-intensive workloads like compiling large codebases, running virtual machines, or editing high-resolution video. For web browsing, it performs best in a lightweight Linux distribution or with a modern browser in a clean Windows installation — Chrome or Firefox with 10–15 tabs is manageable, though you may notice occasional slowdowns on particularly heavy websites.

The 1600×900 display is a genuine advantage — this resolution was a premium feature at the time and provides notably more visible content than the 1366×768 panels common on budget laptops of this era. Combined with the anti-glare coating and excellent ThinkPad keyboard, this machine suits students, hobbyists, or IT staff who want an inexpensive workhorse for everyday tasks.

Technical Specifications

Processor Intel Core i5-2520M (2nd Gen Sandy Bridge), 2-core, 4-thread, 2.5GHz base / 3.2GHz boost
RAM 6GB DDR3 (upgradeable to 16GB)
Storage 128GB SSD (2.5-inch SATA)
Display 14-inch HD+ (1600×900) anti-glare TN, non-touch
Operating System No OS installed — buyer to supply (Linux, Windows 10 recommended)
Graphics Intel HD Graphics 3000 (integrated)
Connectivity WiFi (802.11 b/g/n), Bluetooth 3.0
Ports 2× USB 2.0, 1× USB 3.0, DisplayPort, VGA, RJ-45 Ethernet, headphone/mic combo, SD card reader, Kensington lock
Camera 720p webcam with integrated microphone
Form Factor 14-inch clamshell laptop, MIL-SPEC durability tested
Warranty 12 months — Reboot IT

Is It Right for You?

✓ Best For
  • Linux users wanting a well-supported, reliable ThinkPad platform
  • Students needing an affordable laptop for documents and light web browsing
  • IT professionals needing a spare or test machine
  • Buyers with an existing Windows licence who want value hardware
✗ Not For
  • Users who need Windows pre-installed out of the box
  • Resource-intensive tasks: video editing, VMs, heavy software development
  • Gamers — Intel HD 3000 is not suited to modern gaming
  • Those needing Windows 11 — 2nd Gen Intel does not meet Win 11 requirements

Condition Grades

Grade Cosmetic Condition Battery
A — Excellent Minimal wear — very minor scuffing only. Looks near-new. 70%+ capacity (30-day warranty)
B — Good Light cosmetic wear — minor scratches or scuffs. Fully functional. 50–70% capacity (30-day warranty)

Frequently Asked Questions

Why is no operating system installed?

The Intel Core i5-2520M (2nd Generation) does not meet Microsoft's minimum CPU requirements for Windows 11. Rather than install an outdated Windows version, we supply this unit OS-free so buyers can install their preferred OS — Linux (Ubuntu, Mint, Debian all work excellently), or Windows 10 using their own licence.

What OS should I install?

Ubuntu LTS, Linux Mint, or Debian are excellent choices and have strong ThinkPad T420 compatibility. Linux Mint is particularly recommended for users new to Linux as it closely resembles the Windows interface. Windows 10 also works well with a valid licence — Microsoft extended support runs through October 2025.

Can the RAM be upgraded?

Yes — the T420 has two accessible SO-DIMM slots and supports up to 16GB DDR3. The current 6GB configuration uses a 4GB + 2GB combination. Upgrading to 8GB or 16GB is straightforward and significantly improves multitasking performance.

Does it support an external monitor?

Yes — the T420 has both a DisplayPort and a VGA output. DisplayPort supports up to 2560×1600 on compatible monitors; VGA supports standard resolutions. This makes it easy to connect to a second display at a desk or presentation screen.

What shipping is included?

Free standard Australia Post shipping is included across Australia. Express shipping is available at checkout for a small additional fee.

Does it include a charger?

Yes — a compatible Lenovo AC adapter is included with every unit.

12-Month Warranty — Reboot IT

Every Lenovo ThinkPad T420 sold by Reboot IT is covered by a full 12-month warranty. We've been refurbishing and reselling IT equipment in Melbourne since 2001. Each unit is professionally tested, cleaned, and graded before dispatch — including full component diagnostics, SSD health verification, display and port testing, and cosmetic grading. Free standard AU shipping is included. Visit reboot-it.com.au for full warranty terms or contact our Melbourne team for support.

Specifications

  • Brand
    Lenovo
  • Model
    ThinkPad T420
  • Processor
    Intel Core i5-2520M
  • RAM
    4GB
  • Storage
    128GB
  • Storage Type
    SSD
  • Screen Size
    13in - 14in
  • Resolution
    HD+ (1600x900)
  • Graphics
    HD GRAPHICS
  • Operating System
    Windows 7
  • Connectivity
    DisplayPort, USB 2.0, Gigabit Ethernet
  • Video Inputs
    DisplayPort, VGA
  • Colour
    Black
  • Warranty
    3 Month

What's in the box

  • Lenovo ThinkPad T420
By buying refurbished, you avoid
316kg

of CO₂ vs. manufacturing new

And divert
1.4kg

of e-waste from landfill

Source: Circular Computing LCA, audited by Deloitte — per unit.

Why the ThinkPad T420?

Get reliable business-grade computing with this ThinkPad T420 featuring Intel Core i5-2520M processor, 6GB RAM, fast 128GB SSD storage, and professional connectivity options at an unbeatable refurbished price.

Lenovo ThinkPad T420s i5 2520M 2.5GHz 4GB 320GB DW W7P 14

Intel i5 Performance

The Intel Core i5-2520M processor delivers smooth dual-core performance at 2.50 GHz for efficient multitasking and everyday computing tasks.

Professional Display Quality

The 14-inch HD+ display with 1600x900 resolution offers crisp visuals with DisplayPort and VGA connectivity for external monitors.

Fast SSD Storage

The 128GB SSD provides lightning-fast boot times and application loading compared to traditional hard drives.

3 Month Warranty

Your refurbished ThinkPad T420 is backed by our comprehensive 3 month warranty for complete peace of mind.

Intel i5 Performance

The Intel Core i5-2520M processor delivers smooth dual-core performance at 2.50 GHz for efficient multitasking and everyday computing tasks.

Professional Display Quality

The 14-inch HD+ display with 1600x900 resolution offers crisp visuals with DisplayPort and VGA connectivity for external monitors.

Lenovo ThinkPad T420s i5 2520M 2.5GHz 4GB 320GB DW W7P 14

Fast SSD Storage

The 128GB SSD provides lightning-fast boot times and application loading compared to traditional hard drives.

3 Month Warranty

Your refurbished ThinkPad T420 is backed by our comprehensive 3 month warranty for complete peace of mind.

Still undecided? Ask our experts.

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  • Device Arrival

    We carefully source certified refurbished computers from trusted corporate, government, and education sectors, giving each device a fresh start and new purpose.

  • Secure Data Wipe

    To protect your privacy, all previous data is securely and thoroughly erased from every tested refurbished device before it reaches you.

  • Comprehensive Testing

    Each certified refurbished computer undergoes detailed testing with specialized software to ensure full functionality, and any worn or faulty components are replaced exclusively with original parts, guaranteeing reliable, long-lasting performance for your tested refurbished device.

  • Cleaning & Grading

    Every computer is professionally cleaned and carefully graded, so you know exactly what condition your certified refurbished computer is in—giving you full confidence in your purchase.

WELCOME TO REBOOT IT

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Since 2001, Reboot IT has been Australia’s trusted source for certified refurbished computers and IT hardware. Every device is rigorously tested and professionally refurbished to deliver reliable, like-new performance — all at a fraction of the cost of new equipment. With over 100,000 satisfied customers, we combine expert quality with unbeatable value. Shop with confidence knowing your refurbished device comes backed by warranty and supports sustainable tech reuse.

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