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Computer Components

Essential hardware for PC builds and upgrades: CPUs, GPUs, RAM, motherboards, storage drives, power supplies, cases, and cooling solutions.

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Diymore Peltier Thermoelectric Cooler Kit 40x40mm Type-C 12V Heatsink Fan for Phone Tablet DIY Silent Cooling

This Diymore kit features a 40x40mm Peltier semiconductor refrigeration chip with heatsink, fan, thermal pads, and Type-C/12V power options for device cooling. Its complete accessories and silent operation suit tech enthusiasts building custom phone, tablet, or electronics cooling solutions.

  • Effortless cooling upgrade for phones and tablets with plug-and-play Type-C or 12V power
  • Silent fan operation keeps devices cool without distracting noise during use
  • Complete DIY kit with thermal glue, pads, screws, and grille for quick assembly
  • Compact 40x40mm design fits tight spaces in electronics projects
  • Efficient Peltier module rapidly dissipates heat for better device performance

All-in-one kit includes everything needed for immediate installation. Flexible power via USB Type-C or 12V for broad compatibility. Quiet performance ideal for noise-sensitive environments.

Requires DIY assembly and thermal interface application. Optimal performance needs stable 12V supply, not just 5V. Compact size limits cooling capacity for larger devices.

Kiro&Seeu 2-Pack TEC1-12706 60W Peltier Thermoelectric Cooler Modules 40x40mm 12V 5.8A with Thermal Pads

Kiro&Seeu 2pcs TEC1-12706 are 40x40mm semiconductor Peltier modules delivering up to 60W cooling power at 12V and 5.8A, with reversible polarity for heating. Buy these for DIY cooling in 3D printers, CPU setups, or custom projects requiring silent thermoelectric performance.

  • Achieve rapid ice-cold cooling or instant heating by simply reversing polarity for versatile applications
  • Silent operation with no moving parts, ideal for noise-sensitive builds like PCs or 3D printers
  • High 60W cooling power handles demanding thermal loads in custom refrigeration projects
  • Includes thermal conductive pads for seamless installation on heatsinks or NEMA 17 motors
  • Pre-inspected and tested for reliability, ensuring consistent performance out of the box

Powerful 55-60W cooling capacity with max 59°C temperature difference. Dual-function cooling/heating via polarity reversal expands project possibilities. Bundled thermal pads enable quick, efficient heat transfer setup.

Requires dedicated heatsink to prevent overheating and burnout. Cooling efficiency decreases in high ambient temperatures. High 5.8A current draw demands robust 12V power supply.

CNBTR TES1-4902 20x20mm White Peltier Cooler Modules Pack of 4 - Efficient Thermoelectric Cooling Plates for DIY Projects

This pack of four CNBTR TES1-4902 20x20mm white thermoelectric Peltier cooler modules delivers over 65°C temperature difference at 6V for compact cooling. Perfect for electronics hobbyists needing silent, maintenance-free heat dissipation in small spaces.

  • Achieve over 65°C cooling difference for superior heat management in tight spaces
  • Silent, vibration-free operation with no moving parts or refrigerants for reliable continuous use
  • Pack of 4 modules offers great value for multiple DIY electronics, CPU cooling, or refrigeration projects
  • Compact 20x20mm size fits easily into small devices without bulk
  • Simple red-positive/black-negative wiring and easy installation save time and hassle

High cooling efficiency with 49 thermocouple pairs. Maintenance-free solid-state technology. Versatile for various small-scale cooling needs.

Cooling performance decreases in high ambient temperatures. Requires proper heatsink on hot side for optimal results. Small size limits use to low-power applications.

DAOKI 2-Pack TEC1-12706 12V 60W Peltier Cooler Modules 40x40mm with Thermal Pads - DIY Thermoelectric Refrigeration

DAOKI TEC1-12706 modules provide 55W cooling power at 12V with a max temperature difference over 59°C, perfect for semiconductor refrigeration. Ideal for DIY makers building custom drink coolers, complete with thermal conductive pads for easy heatsink application.

  • Achieve rapid cooling with 55W Qcmax power for efficient DIY refrigeration projects
  • Compact 40x40mm size fits seamlessly into custom drink warmers or coolers
  • Wide -55°C to 83°C operating range ensures reliable performance in varied conditions
  • Included thermal pads optimize heat transfer for maximum cooling efficiency
  • 12V rated voltage with 4.3-4.6A current supports easy integration into hobby setups

Powerful 55W cooling capacity for demanding thermoelectric applications. Bonus thermal pads simplify installation and improve performance. Robust operating temperature range from -55°C to 83°C.

Requires proper heatsinking to avoid efficiency loss in high ambient temperatures. High starting current up to 5.8A demands adequate power supply. Cooling power decreases with elevated surrounding temperatures.

Bolsen TEC1-12704 5-Pack Thermoelectric Peltier Cooler Modules 40x40mm - 12V Semiconductor Refrigeration for DIY CPU Cooling & Projects

Bolsen TEC1-12704 delivers 50-60W cooling power in compact 40x40x3.6mm modules, with reversible polarity for instant heating or cooling. Perfect for DIY enthusiasts building desktop CPU coolers or portable refrigeration systems.

  • Achieve ice-cold cooling or rapid heating in minutes by simply reversing polarity for versatile DIY applications
  • Compact 40x40x3.6mm size fits seamlessly into CPU coolers, portable fridges, or custom projects
  • Powerful 50-60W refrigeration capacity handles demanding cooling needs efficiently
  • 5-pack provides excellent value for multiple builds or replacements
  • Pre-fitted 6-inch insulated leads simplify wiring and ensure safe operation

High cooling power up to 60W for effective temperature control. Dual cool/heat function expands project possibilities. Precise 40x40mm dimensions compatible with standard setups.

Requires heat sink pairing to prevent overheating and damage. High starting current (up to 5.8A) demands robust 12V power supply. Best results need proper thermal management setup.

UMLIFE 6PCS TEC1-12710 Peltier Modules 12V 10A 92W Thermoelectric Coolers 40x40mm for CPU & Picnic Cooling

UMLIFE 6pcs TEC1-12710 Peltier modules deliver 92W cooling power at 12V in a compact 40x40mm size. Ideal for DIY enthusiasts building CPU coolers, picnic boxes, or electronics projects needing efficient thermoelectric cooling.

  • Deliver 92W max cooling power for rapid temperature drops in tight spaces
  • Compact 40x40x3.4mm design fits easily into CPU setups or portable coolers
  • Versatile for picnic coolers, drink chillers, laser diodes, and CCD cameras
  • Operate reliably at 12V with up to 15.5V max for demanding applications
  • Semiconductor construction ensures simple installation without complex tools

High 92W Qmax for powerful cooling performance. Precise 40x40mm dimensions suit diverse DIY uses. Durable ceramic plates with easy wiring via 150mm cords.

Hot side must always have heatsink to avoid burnout. Brief testing without heatsink risks internal damage. Short 150mm power cord may require extensions.

UMLIFE 6-Pack TEC1-12715 Peltier Thermoelectric Cooler Modules 12V 15A 40x40mm - Silent CPU Cooling Heatsinks

UMLIFE TEC1-12715 modules are solid-state Peltier plates delivering 130W cooling power or instant heating via polarity reversal in a compact 40x40mm size. Electronics hobbyists and DIY CPU cooler builders should buy them for vibration-free, noise-free thermal management.

  • Achieve rapid ice-cold cooling or boiling heat by simply reversing polarity
  • Silent, vibration-free operation for quiet electronics projects
  • Powerful 130W refrigeration capacity handles demanding thermal loads
  • Compact 40x40mm design fits easily into tight spaces like CPU coolers
  • Pack of 6 modules provides value for multiple setups or backups

Dual cooling and heating functionality. High 15A current and 130W power output. Completely silent and vibration-free.

Hot side requires robust heatsink or water cooling to avoid burnout. Cooling efficiency reduces in high ambient temperatures. Needs thermal grease for optimal heat transfer.

GUIANDJING TEC1-12706 Peltier Thermoelectric Cooler 2-Pack, 12V 55W 40x40mm Cooling Plate for Electronics & Refrigeration

The GUIANDJING TEC1-12706 is a compact 40x40mm thermoelectric Peltier module sold in a 2-pack, delivering 50-60W cooling at 12V for electronics and small refrigeration. Buy it for DIY cooling projects, food storage, or thermoelectric power generation requiring reliable heat transfer.

  • Achieve rapid cooling down to -30°C with proper hot-side heatsink for electronics and refrigeration
  • Compact 40x40mm size fits easily into tight DIY project spaces
  • 2-pack provides value for multiple cooling or power generation setups
  • Versatile for cooling beverages, CPU chips, or generating power from heat
  • Long 350mm insulated wires simplify installation in various devices

Efficient 50-60W power for strong thermoelectric cooling effect. Durable semiconductor design with wide operating temperature range. Includes lengthy insulated wires for flexible connectivity.

Requires dedicated heatsink on hot side to avoid damage. Optimal performance depends on effective heat dissipation setup.

Cold & Colder TEC1-12706 High-Grade Peltier Cooler Module - Reliable Thermoelectric Chip for Extreme Cooling

The TEC1-12706 is a high-grade Peltier cooler module from Cold & Colder, featuring top materials for superior reliability and true 6A performance at max voltage. Buy it for demanding DIY cooling applications needing consistent delta-T up to 68°C without frequent failures.

  • Achieve reliable cooling in extreme conditions with premium materials and manufacturing
  • Pull true 6A at maximum voltage for authentic 80W power at 16.5V
  • Reach delta-T of 68°C and freezing temps at just 5V input
  • Boost efficiency by running at lower voltages or daisy-chaining modules
  • Smoother surface and cleaner build reduce failure risk compared to cheap alternatives

Greater reliability and less prone to failure. Efficient performance at lower voltages for minimal waste heat. High delta-T capability for powerful cooling.

Requires experimentation with voltages for optimal efficiency. Generates significant waste heat at maximum power. Needs proper heatsinking and thermal management.

Yrhrol 144W TEC1-12706 Peltier Cooler Kit - DIY 12V Semiconductor Refrigeration Module for Small Fridges, Pet Beds & Test Benches

This 144W Peltier cooler kit with TEC1-12706 module provides noiseless, vibration-free cooling for spaces up to 30L using water circulation. DIY enthusiasts building pet beds, test benches, or mini refrigerators should buy it for its compact, easy-install design.

  • Achieve rapid, silent cooling in tight spaces without noisy compressors or refrigerants
  • Build custom coolers for pets, test benches, or mini fridges up to 30L effortlessly
  • Superior water-cooled heat dissipation outperforms air cooling for stronger results
  • Compact aluminum design installs anywhere, saving space in cars or electronics
  • Long-lasting TEC1-12706 module delivers reliable 144W power at 12V for DIY projects

Premium aluminum and sealed TEC1-12706 for durable, moisture-resistant performance. High cooling efficiency with fan and water system, cooling in minutes. Compact and portable for easy installation in any small space.

Requires separate water pump and circulation setup for optimal performance. Power reaches only about 70% of 144W at 12V; not suitable for large spaces. Cannot cool water directly or function as a full air conditioner.

Welcome to the ultimate destination for computer components, where you'll find everything needed to assemble a high-performance PC or upgrade your existing setup. From powerful processors and graphics cards to reliable RAM, storage solutions, motherboards, power supplies, cases, and cooling systems, this category empowers DIY builders, gamers, and professionals to achieve peak computing power tailored to their needs.

Why Computer Components Matter for Your Build

Selecting the right computer components is the foundation of any successful PC build. These internal parts work together seamlessly to deliver speed, efficiency, and longevity. Whether you're crafting a gaming rig capable of handling the latest titles or a workstation for video editing and 3D rendering, quality components ensure reliability and future-proofing. Poor choices can lead to bottlenecks, overheating, or incompatibility, so understanding your requirements is key.

Key Types of Computer Components

Processors (CPUs)

The brain of your computer, CPUs handle computations and multitasking. Look for core count, clock speed, and architecture (e.g., Intel Core or AMD Ryzen series) based on your workload. Gaming favors high single-core performance, while content creation benefits from more cores and threads.

Graphics Cards (GPUs)

GPU s accelerate visuals and complex calculations. Discrete cards from leading makers excel in gaming and AI tasks, featuring metrics like VRAM, CUDA cores, and ray tracing support. Integrated graphics suffice for basic use, but dedicated GPUs unlock immersive experiences.

Motherboards

The central hub connecting all components, motherboards determine expandability via chipset, PCIe slots, RAM capacity, and port selection. Ensure compatibility with your CPU socket and future upgrades.

RAM and Storage

RAM provides quick-access memory (DDR4 or DDR5, capacities from 16GB+), while storage like SSDs (NVMe for speed) or HDDs (for capacity) stores your data. Prioritize read/write speeds for snappier boot times and app loading.

Power Supplies (PSUs), Cases, and Cooling

A reliable PSU delivers stable power (wattage matching your build). Cases offer airflow and cable management, and coolers (air or liquid) prevent thermal throttling.

What to Look for When Shopping for Computer Components

  • Compatibility: Verify socket types, form factors (ATX, micro-ATX), and power requirements across parts.
  • Performance Benchmarks: Check reviews for real-world tests like Cinebench for CPUs or 3DMark for GPUs.
  • Build Quality and Warranty: Opt for components with robust VRMs, heatsinks, and multi-year coverage.
  • Efficiency and Features: Seek 80+ Gold PSUs, RGB customization, or PCIe 5.0 support for next-gen tech.
  • Budget Balance: Allocate wisely—don't skimp on CPU/GPU but match other parts accordingly.

For broader selection, explore our parent category in Computers & Accessories. If you need peripherals to complement your build, check Computer Accessories & Peripherals.

Common Use Cases for Computer Components

Gamers prioritize high-end GPUs and fast RAM for smooth frame rates. Professionals in design or programming benefit from multi-core CPUs and ample storage. Home office setups focus on reliable, efficient parts for everyday tasks. For connectivity in multi-device environments, pair internals with Networking Products. Budget builders can start small and upgrade, while enthusiasts chase overclocking potential.

Expanding your setup? Dive into External Components for enclosures and adapters that enhance functionality without opening the case.

Frequently Asked Questions

What is the most important computer component?

The CPU and GPU often tie for importance, depending on use. Balance them with motherboard and PSU for a cohesive system.

How do I ensure component compatibility?

Use tools like PCPartPicker, check manufacturer specs for sockets/chipsets, and confirm PSU wattage exceeds total draw by 20-30%.

Should I buy pre-built or components for a custom PC?

Custom builds offer better value and customization, ideal for enthusiasts. Pre-builts suit beginners wanting hassle-free assembly.

What's better for storage: SSD or HDD?

SSDs for OS/apps (speed), HDDs for bulk data (capacity). Hybrid setups with both provide optimal performance.

Do I need liquid cooling for my PC?

Not always—high-end air coolers suffice for most. Liquid cooling shines in overclocked or compact builds prone to heat.

Back to our expansive Electronics section for more tech essentials, or browse Computers & Tablets for complete systems.