Thermaltake GF1 Fully Modular ATX 850W Power Supply - 80 Plus Gold

This is a good deal for a fully modular 850W 80 Plus Gold certified power supply from a reputable brand. While the original price isn't specified, $79.99 is a competitive price point for this wattage and efficiency rating, often found on sale for $90-$120. It's a solid choice for mid-range to high-end PC builds.