---
product_id: 250539275
title: "OWC 16.0GB 2666MHz DDR4 PC4-21300 SO-DIMM 260 Pin Memory Upgrade, (OWC2666DDR4S16G), For 2019-2020 27 inch iMac (iMac19,1 iMac20,1 iMac20,2)"
brand: "owc"
price: "€ 272.52"
currency: EUR
in_stock: true
url: https://www.desertcart.it/products/250539275-owc-16-0gb-2666mhz-ddr4-pc4-21300-so-dimm-260
store_origin: IT
region: Italy
---

# 16GB RAM 2666MHz speed Lifetime warranty OWC 16.0GB 2666MHz DDR4 PC4-21300 SO-DIMM 260 Pin Memory Upgrade, (OWC2666DDR4S16G), For 2019-2020 27 inch iMac (iMac19,1 iMac20,1 iMac20,2)

**Brand:** owc
**Price:** € 272.52
**Availability:** ✅ In Stock

## Summary

> 💡 Elevate Your iMac Experience!

## Quick Answers

- **What is this?** OWC 16.0GB 2666MHz DDR4 PC4-21300 SO-DIMM 260 Pin Memory Upgrade, (OWC2666DDR4S16G), For 2019-2020 27 inch iMac (iMac19,1 iMac20,1 iMac20,2) by owc
- **How much does it cost?** € 272.52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/250539275-owc-16-0gb-2666mhz-ddr4-pc4-21300-so-dimm-260)

## Best For

- owc enthusiasts

## Why This Product

- Trusted owc brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🌱 Eco-Friendly Choice:** RoHS certified, making your upgrade sustainable.
- • **💻 Seamless Compatibility:** Designed for 2019-2020 iMacs and 2018 Mac mini.
- • **🔄 Future-Proof Your Tech:** Stay ahead with DDR4 technology for faster multitasking.
- • **🔧 Hassle-Free Installation:** Includes online videos and expert support for easy setup.
- • **🚀 Upgrade Your Performance:** Transform your iMac with a powerful 16GB memory boost!

## Overview

The OWC 16.0GB 2666MHz DDR4 SO-DIMM memory upgrade is a high-performance solution designed for 2019-2020 27-inch iMacs and 2018 Mac mini models. With a capacity of 16GB and a speed of 2666MHz, this memory upgrade enhances your system's multitasking capabilities. It features a low voltage of 1.2V and is RoHS certified, ensuring an eco-friendly upgrade. Backed by a lifetime warranty and expert support, this upgrade is perfect for professionals seeking to boost their productivity.

## Description

OWC 16.0GB 2666MHz DDR4 PC4-21300 SO-DIMM 260 Pin Memory Upgrade, (OWC2666DDR4S16G), For 2019-2020 27 inch iMac (iMac19,1 iMac20,1 iMac20,2)

## Features

- 16 GB (1 x 16GB) PC4-21300 DDR4, 206-pin, SO-DIMM, 1.2V, RoHS Certified, warranty safe memory upgrade
- Memory Upgrade Compatible with 2018 Mac mini: Mac mini (Late 2018) (November, 2018) Model ID: Macmini8,1 (3.6GHz i3, 3.0GHz i5, 3.2GHz i7)
- Memory Upgrade Compatible with 2019 iMac: iMac w/Retina 5K display (27-inch Early 2019) Model ID: iMac19,1 (3.0GHz i5, 3.1GHz i5, 3.7GHz i5, 3.6GHz i9)
- Memory Upgrade Compatible with 2020 iMac: iMac w/Retina 5K display (27 inch mid 2020) Model ID: iMac20,1 and iMac20,2 (3.1GHz i5, 3.3GHz i5, 3.8GHz i7, 3.6GHz i9)
- Free technical support from our expert technicians, online installation videos available, Every module is backed by OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | OWC |
| Product Dimensions | 1 x 12.2 x 17.3 cm; 40 g |
| Item model number | OWC2666DDR4S16G |
| Manufacturer | Other World Computing |
| Series | OWC2666DDR4S16G |
| Color | (1 x 16GB) |
| Form Factor | SO-DIMM |
| RAM Size | 16 GB |
| Memory Technology | DDR4 |
| Computer Memory Type | DDR4 SDRAM |
| Memory Clock Speed | 2666 MHz |
| Voltage | 1.2 Volts |
| Are Batteries Included | No |
| Item Weight | 40 g |

## Product Details

- **Brand:** OWC
- **Computer memory size:** 16 GB
- **Ram memory technology:** DDR4
- **Memory speed:** 1333 MHz
- **Compatible devices:** Laptop

## Images

![OWC 16.0GB 2666MHz DDR4 PC4-21300 SO-DIMM 260 Pin Memory Upgrade, (OWC2666DDR4S16G), For 2019-2020 27 inch iMac (iMac19,1 iMac20,1 iMac20,2) - Image 1](https://m.media-amazon.com/images/I/61KLrkMplDL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- OWC 16GB PC21300 DDR4 2666MHz 260pin SO-DIMM Memory Ram Module Compatible with Mac mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S16G) TAA Compliant
- LeFix Replacement Display Adhesive Tape Kit+Opening Cut Wheel Tool Kit for iMac (Retina 4K, 21.5-inch, 2019)| iMac (21.5-inch, 2017)| iMac (Retina 4K, 21.5-inch, 2017)-A2116

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**Shop now:** [https://www.desertcart.it/products/250539275-owc-16-0gb-2666mhz-ddr4-pc4-21300-so-dimm-260](https://www.desertcart.it/products/250539275-owc-16-0gb-2666mhz-ddr4-pc4-21300-so-dimm-260)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-01-25*