Home › DDR4 RAM › OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad L15 Gen 1 (Intel) (DDR4-21300 (PC4-2666)) Laptop Memory
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad L15 Gen 1 (Intel) (DDR4-21300 (PC4-2666)) Laptop Memory
£36.70 £9.18/GB
10% cheaper per GB than the average 4GB DDR4 kit we track.
Laptop DDR4
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Specification
| Capacity | 4GB |
| Generation | DDR4 |
| Speed | 2666MHz |
| Form factor | SO-DIMM |
| For | Laptop |
| Brand | OFFTEK |
| ASIN | B08QDBP92H |
Price history
Typical price (median) 90-day £29.03 12-month £31.44 12-month low £29.00 All-time low £29.00 (2026-01-05)
Not really a deal Today’s price is 17% above this kit’s typical price for the past year, and it has been cheaper than this for 10% of that year (last on 30 Jan 2026). Why medians, not averages ›
30-day avg £29.0390-day avg £29.86180-day avg £33.23 (averages are pulled up by price spikes; the medians above are the better guide)
Cheaper per GB in the same spec
Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›
| £/GB | Price | Capacity | Manufacturer | For | Type | Form Factor | ECC / Buffered | Description | |
|---|---|---|---|---|---|---|---|---|---|
 | £6.38best £/GB | £25.51 | 4GB | Karmatech | Laptop | DDR4 | SO-DIMM 3200MHz | Unbuffered | |
| £6.66 | £26.62 | 4GB | Karmatech | Laptop | DDR4 | SO-DIMM 3200MHz | Unbuffered | |
 | £7.50 | £30.00 | 4GB | GLOBAL MEMORY | Laptop | DDR4 | SO-DIMM 2133MHz | Unbuffered | |
 | £7.50 | £30.00 | 4GB | GLOBAL MEMORY | Laptop | DDR4 | SO-DIMM 2400MHz | Unbuffered | |
 | £7.50 | £30.00 | 4GB | GLOBAL MEMORY | Mac | DDR4 | SO-DIMM 2400MHz | Unbuffered | |
 | £7.50 | £30.00 | 4GB | GLOBAL MEMORY | Mac | DDR4 | SO-DIMM 2666MHz | Unbuffered |
About this kit
- Boost Your System’s Performance: Increase available memory for smoother multitasking, improved responsiveness and better performance when running memory-intensive applications.
- Matched Specifically to Your Machine: OFFTEK selects the correct memory configuration for the computer shown in this listing, removing the uncertainty from choosing a compatible upgrade.
- We Do the Technical Checking for You: There is no need to compare memory speeds, voltages, form factors or other technical details, as the upgrade has been matched to the machine’s supported requirements.
- Extend the Life of Your Computer: Increasing the available memory can help your existing machine remain productive for longer, offering a cost-effective alternative to replacing the complete system.
- Quick and Straightforward Upgrade: Memory is simple to install and requires no software installation; shut down and disconnect the machine before fitting and follow the manufacturer’s instructions.
- Tested for Dependable Performance: Every OFFTEK memory module is checked and tested at component and module level to support stable, reliable operation in everyday use.
- Matched Memory, Without the Guesswork: Receive the memory configuration selected on this listing, chosen specifically for the computer model shown to make upgrading simple and reassuring.
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