Description
The InWin P250II stands as a pinnacle of power delivery, offering an immense 2500W output designed to satisfy the energy requirements of professional-grade computing. Built with 80 PLUS Platinum efficiency, this unit ensures up to 92% energy conversion, reducing heat waste and operational costs. The integration of ATX 3.1 standards and PCIe 5.1 readiness makes it a future-proof solution for systems utilizing multiple high-performance graphics cards and high-core-count processors.
This product is for:
- AI and Machine Learning Researchers: Provides the massive wattage and stability required to run four-way RTX 4090 or professional GPU configurations for deep learning.
- Extreme Overclockers: Offers significant power headroom and precise voltage regulation for pushing hardware limits without risk of power-related throttling.
- Professional Content Creators: Ideal for 3D rendering farms and 8K video editing workstations that require 24/7 uptime and high reliability.
- Server and Data Center Builders: Features a 135mm dual ball bearing fan and 100,000-hour MTBF for mission-critical industrial applications.
- High-End PC Enthusiasts: Perfect for builders creating flagship systems that demand the latest ATX 3.1 safety standards and fully modular cable management.
Detailed specifications:
- Total Wattage: 2500W
- Efficiency: 80 PLUS 230V EU Platinum Certified
- Standard: ATX 12V V3.1
- Connectors: 4 x 12V-2x6 (PCIe 5.1), 5 x 8-pin PCIe, 2 x 8-pin CPU, 12 x SATA
- Cooling: 135mm Dual Ball Bearing Fan with Zero RPM mode (under 50% load)
- Protection: OCP, OVP, UVP, SCP, OTP, OPP
- Dimensions: 200 x 150 x 86 mm
- Warranty: 10-Year Limited Warranty
Integrating the InWin P250II into a high-end build offers a premium experience characterized by silence and stability. The Zero RPM mode ensures the fan remains completely stationary during light to moderate tasks, only activating when the load exceeds 50%. The SECC galvanized steel chassis and all-Japanese electrolytic capacitors provide a robust physical and electrical foundation. Despite its high output, the fully modular design allows for clean cable routing, which is essential for maintaining airflow in dense workstation environments.
Compared to standard 1600W or 2000W power supplies, the InWin P250II provides a significant leap in connectivity, specifically offering four native 12V-2x6 connectors where most competitors only offer two. While its 200mm length requires a larger chassis than standard ATX units, it adheres to the stricter ATX 3.1 specifications, offering better transient response and connector safety than older ATX 3.0 models. Its Platinum efficiency rating also ensures cooler operation than Gold-rated high-wattage alternatives.
Q&A:
- Can the InWin P250II power multiple RTX 4090 GPUs? Yes, with four native 12V-2x6 connectors and 2500W of power, it is specifically designed to support multi-GPU configurations without the need for adapters.
- What is the benefit of the ATX 3.1 standard? ATX 3.1 improves upon the 12VHPWR connector design with the more secure 12V-2x6 interface and provides better handling of power spikes (transients) common in modern GPUs.
- Does this power supply fit in a standard ATX case? The P250II is 200mm long, which is longer than standard PSUs; it is recommended for use in full-tower cases or workstations with ample PSU clearance.
- Is the fan loud during operation? No, the unit features a Zero RPM mode that keeps the fan off under 50% load, and even under heavy load, the 135mm dual ball bearing fan operates at less than 25 dB(A).
- What kind of capacitors are used in this unit? The P250II utilizes 100% high-quality Japanese electrolytic capacitors to ensure long-term reliability and stable voltage output.
