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Smart W3 Series Snow Edition 80Plus Certified 700W Power Supply; ATX v3.1 Spec; 120mm FDB Fan; PS-SPW-0700NNFAWU-W; 5 Year Warranty
Thermaltake

Smart W3 Series Snow Edition 80Plus Certified 700W Power Supply; ATX v3.1 Spec; 120mm FDB Fan; PS-SPW-0700NNFAWU-W; 5 Year Warranty

$49.99

*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.

Bottom line: The Smart W3 Series Snow Edition 80Plus Certified 700W Power Supply; ATX v3.1 Spec; 120mm FDB Fan; PS-SPW-0700NNFAWU-W; 5 Year Warranty is a niche pick — read recent reviews before buying in the power supplies category, priced around $49.99. Read recent reviews carefully before committing.

The Thermaltake Smart W3 700W Snow is a reliable and budget-friendly power supply unit designed for everyday use. Fully compatible with Intel ATX 3.1 specifications, it supports 200% power excursion and maintains 60% low load efficiency. With an 80 PLUS certification, this PSU ensures up to 80% efficiency. It features a high-quality 105°C/221°F capacitor for durability, a powerful single +12V rail, and a DC-DC design for precise electrical output. Its ultra-quiet 120mm fan provides good airflow at low noise levels. Compact and efficient, it also includes multiple industry-grade protections…

SpecPicks Verdict

SpecPicks classifies Smart W3 Series Snow Edition 80Plus Certified 700W Power Supply; ATX… as a niche pick — read recent reviews before buying in the power supplies category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Thermaltake's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ Ultra-Quiet 120mm Cooling Fan: Offers excellent airflow with minimal noise.
  • ✓ Backed by Thermaltake's warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • Intel ATX 3.1 Compatibility & 80 PLUS Certification: Supports Intel ATX 3.1 standards with 200% power excursion and 60% low load efficiency. 80 PLUS certified for up to 80% efficiency, reducing energy waste.
  • High-Quality Capacitor & Reliable Output: 105°C/221°F capacitor ensures durability and stability. Provides 700W continuous power at 40°C/104°F.
  • Ultra-Quiet 120mm Cooling Fan: Offers excellent airflow with minimal noise.
  • Low-Profile Flat Cables & Compact Design: Simplifies cable management and fits easily into most cases with compact dimensions.
  • Industry Grade Protections & Energy Efficiency: Features OCP, OVP, UVP, OPP, SCP, and OTP protections. Supports Intel C6/C7 states and ErP for better energy efficiency.

Full Specifications

BrandThermaltake
Wattage700 watts
Model NameSmart W3 700W Snow
Form FactorATX
Model NumberSP3-700AH2NLW
Connector TypeATX, Molex, PCI Express
Cooling MethodAir
Number of Fans1
Output Wattage700
Item Dimensions5.5 x 5.9 x 3.4 inches
Mfr Part NumberPS-SPW-0700NNFAWU-W
Compatible DevicesPC
Connector Quantity5
Power Supply DesignNon-Modular

Ready to buy?

Smart W3 Series Snow Edition 80Plus Certified 700W Power Supply; ATX v3.1 Spec; 120mm FDB Fan; PS-SPW-0700NNFAWU-W; 5 Year Warranty is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.

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