2-power 2P-55Y3711 - 4 GB - 1 x 4 GB - DDR3 - 1333 MHz

Upgrading a laptop's memory often means choosing between generic modules that may not fit or perform reliably. The 2-POWER 2P-55Y3711 is a single 4GB DDR3 SO-DIMM that delivers exactly what older notebooks need: stable 1333MHz operation, low 1.5V power draw, and a compact 204-pin form factor that slides into most standard laptop slots. This module is particularly useful for systems that originally shipped with 2GB or less, giving them enough headroom for modern web browsing, office applications, and light multitasking without the cost of replacing the entire machine.

Highlights

• 4GB capacity in a single module – ideal for upgrading from 2GB configurations
• DDR3-1333 (PC3-10600) speed with CL9 latency for balanced performance
• SO-DIMM 204-pin form factor fits most laptops and small-form-factor PCs
• Non-ECC, unbuffered design for standard consumer and business notebooks
• Runs at 1.5V, the standard voltage for DDR3, ensuring broad compatibility
• Single-rank (1Rx8) construction for easier motherboard compatibility
• No heat spreader – low profile fits under tight laptop keyboard decks

In daily use

Installing this module is straightforward: power down the laptop, remove the bottom cover or memory door, and insert the SO-DIMM into an available slot. Most systems will automatically detect the new memory and adjust settings. With 4GB, users can keep more browser tabs open, switch between documents faster, and run lightweight creative tools without constant swapping to the hard drive. It also works well as a second module alongside an existing 4GB stick to reach 8GB total, provided the laptop supports that configuration.

Full specifications

• Brand: 2-POWER
• Model: 2P-55Y3711
• MPN: 2P-55Y3711
• Internal memory: 4 GB
• Memory layout: 1 x 4 GB
• Internal memory type: DDR3
• Memory speed: 1333 MHz
• Memory data transfer rate: PC3-10600
• Memory form factor: SO-DIMM 204-pin
• CAS latency: CL9
• Memory voltage: 1.5 V
• Memory ranking: 1Rx8
• ECC: No (Non-ECC)
• Buffered memory type: Unbuffered
• Component for: Laptop / Notebook
• Cooling type: Passive (no heat spreader)
• Product colour: Green (PCB)

Final note

For anyone looking to breathe new life into an older laptop, the 2-POWER 2P-55Y3711 offers a cost-effective memory upgrade with proven DDR3 compatibility. Its standard specifications and low-profile design make it a safe choice for a wide range of systems.