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FOCUS PX ATX 3.1 v5
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FOCUS PX ATX 3.1 v5

The Renewed Center of Attraction

1000 W

850 W

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FOCUS PX ATX 3.1

Following the well-established legacy of the Seasonic FOCUS Series, the FOCUS PX ATX 3.1 v5 builds upon this foundation with enhanced thermal performance, refined acoustic behavior, and improved real-world efficiency. This is the renewed center of attraction

Fully compliant with the ATX 3.1 and PCIe 5.1 standards, it integrates OptiSink™ technology, OptiSilent fan control, and a native dual color 12V-2×6 cable in a compact 140 mm form factor. Designed to support the latest high-performance GPUs and processors, the FOCUS PX ATX 3.1 Series delivers stable, efficient, and reliable power for modern systems.

Cybenetics ETA
Cybenetics -效率-铂金
Chinese Quality Control
CQC3
Cybenetics Lambda
Cybenetics-noise-a-plus

FOCUS PX ATX 3.1 v5

Unboxing FOCUS PX-1000 ATX 3.1 v5
New Cable Combs

OptiTech Features

Engineering Every Watt, Perfecting Every Detail

OptiSink™

OptiSink™ enhances heat dissipation by optimizing component layout and enabling direct thermal transfer through the PCB, improving cooling efficiency and reliability.
OptiSink_Comparison_v7
OptiSink_Icon_v2
Advanced Thermal Architecture
Optimized layout for efficient heat distribution
OptiSink_Icon_v2
Reduced Circuit Footprint
Up to 48% more internal space for better airflow
OptiSink_Icon_v2
High Thermal Conductivity
Improved 8x heat transfer directly through PCB
OptiSink_Icon_v2
Enhanced Airflow Efficiency
Better circulation for lower operating temperatures

OptiSilent

OptiSilent is Seasonic’s advanced fan control that balances cooling and noise through hybrid operation and real-time monitoring, ensuring quiet and efficient performance.
OptiSilent_FOCUS_Illustration_v6
OptiSilent_Icon_v2
0dBA Hybrid Mode
Fan stays off at low load for completely silent operation
OptiSilent_Icon_v2
Digital Thermal Control
Real-time adjustment based on load and temperature
OptiSilent_Icon_v2
Smart PWM Regulation
Precise fan speed tuning for stable and efficient cooling
OptiSilent_Icon_v2
Optimized Noise-to-Performance Ratio
Low noise without compromising cooling performance

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电缆

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Native 12V-2×6 Cable &
Advanced Cable Management

Dual-color 12V-2×6 connectors improve installation visibility and safety, while high-quality cables and patented cable combs ensure stable power delivery and clean, organized routing.

12V-2x6_Recommendation
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Dual-color connector for safer installation
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16AWG high-current cables for stable power
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Pure copper conductors for lower resistance
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Patented cable comb design for consistent spacing
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Cable combs with snap-fit for easy installation
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Cable combs for clean and consistent cable routing
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