SilverStone ST1200-PTS 1200 Watt 80 Plus Platinum SMPS

The SilverStone ST1200-PTS is a 1200-watt ATX power supply carrying an 80 PLUS Platinum efficiency certification, making it a strong choice for high-performance desktop builds that demand sustained, stable power delivery. Platinum-rated units must meet strict efficiency thresholds set by the 80 PLUS organisation, ensuring less energy is wasted as heat compared to Bronze or Gold alternatives — a meaningful advantage in systems that run demanding workloads for extended periods. One of the most practical attributes of the ST1200-PTS is its fully modular cable system. Every cable, including the primary ATX connector, detaches completely from the unit. This eliminates the tangle of unused cables that plagues non-modular and semi-modular designs, improving airflow inside the case and simplifying the cable management process during a build or upgrade. Despite delivering 1200 watts of output, the ST1200-PTS features a compact chassis depth of just 140mm. Standard ATX power supplies are commonly 150mm or 160mm deep, so the reduced footprint of the ST1200-PTS eases integration into mid-tower and smaller enclosures where clearance behind the PSU shroud may be limited. Builders working with compact or space-conscious cases will appreciate this without sacrificing wattage headroom. At its current price point, the ST1200-PTS sits within the SilverStone Platinum lineup alongside the ST1000-PTS (1000W), offering a step up in capacity for systems with multiple discrete GPUs, high-core-count processors, or extensive storage arrays. Key Verified Specifications: • Model: SilverStone ST1200-PTS (SKU: SST-ST1200-PTS) • Rated Output: 1200W • Efficiency Certification: 80 PLUS Platinum • Cable System: Fully Modular • Chassis Depth: 140mm • Form Factor: ATX • Brand: SilverStone • In Stock: Yes • Price: ₹16,599 (INR)