2-power 2P-01AG866 - 4 GB - 1 x 4 GB - DDR4 - 2666 MHz

Upgrade your desktop PC with the 2-POWER 2P-01AG866 memory module. This 4GB DDR4 module runs at 2666 MHz and fits standard 288-pin DIMM slots, making it ideal for office workstations, home computers, and entry-level gaming rigs. Whether you're replacing a failed stick or boosting total system memory, this unbuffered, non-ECC module delivers reliable performance at 1.2V with CL19 latency.

Key specifications

• Capacity: 4 GB (1 x 4 GB)
• Memory type: DDR4
• Speed: 2666 MHz (PC4-21300)
• Form factor: 288-pin DIMM
• CAS latency: CL19
• Voltage: 1.2 V
• Rank: Single rank (1Rx8)
• Error correction: Non-ECC
• Buffering: Unbuffered
• Application: Desktop PC
• JEDEC standard: Yes

Why choose it

This module is built to JEDEC standards, ensuring compatibility with a wide range of motherboards. Its low 1.2V operating voltage helps reduce power consumption and heat, while the single-rank design can improve stability in certain configurations. The 2-POWER brand is known for reliable memory upgrades that meet or exceed OEM specifications.

Ideal use cases

• Upgrading an older desktop to run Windows 10 or 11 smoothly
• Adding memory to a home office PC for multitasking
• Replacing a faulty module in a business workstation
• Building a budget gaming system with dual-channel support

Good to know

This module does not include a heat spreader, so it fits easily under large CPU coolers. It is not suitable for laptops or small form factor systems that require SODIMM. For best performance, install in pairs to enable dual-channel mode, but it works fine as a single stick. The module is RoHS compliant and backed by 2-POWER's quality assurance.