- Easy installation. RAM is one of the simplest ways to upgrade. No Operating System or software updates needed. (Plug & Play). Install guides at OFFTEK.
- Improve the overall performance of the machine. Faster boot times. Increased productivity. Increased multitasking. Extend the life of the machine.
- Limited Lifetime Warranty – Feel confident that your memory will last a lifetime. Our limited lifetime warranty guarantees that if your memory should ever fail we will replace or repair the product free of charge provided that it is still manufactured.
- OFFTEK memory is manufactured using premier quality components. Module level testing ensures long term reliability which is backed by 25+ years of memory expertise.
- 100% Compatibility – Every memory product matched specifically to your machine is individually tested to guarantee reliability and 100% compatibility with your computer and operating system.
Computer Memory - RAM
OFFTEK 16GB Replacement Memory RAM Upgrade for Dell Inspiron 3891 (DDR4-21300 (PC4-2666) – Non-ECC) Desktop Memory
£114.20 (as of 03/11/2026 04:46 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)
Easy installation. RAM is one of the simplest ways to upgrade. No Operating System or software updates needed. (Plug & Play). Install guides at OFFTEK.
| Brand | OFFTEK |
|---|---|
| Manufacturer | Offtek |
| Binding | Personal Computers |
| Color | multi-colored |
| Width | 0.49999999949 inches |
| Height | 1.90157480121 inches |
| Length | 6.90157479611 inches |
| Item Weight | 0.0199959271634 pounds |
| Size | 16GB Module – DDR4-21300 (PC4-2666) |
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