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SeaSonic PRIME GX-1300 1300W 80 PLUS Gold Full Modular Power Supply

SeaSonic PRIME GX-1300 1300W 80 PLUS Gold Full Modular Power Supply

The SeaSonic PRIME GX-1300 is a high-capacity 1300W power supply designed for extreme performance builds, featuring 80 PLUS Gold efficiency and Micro Tolerance Load Regulation. It solves the problem of voltage instability in high-end systems by maintaining output within a strict 0.5% range, ensuring


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Description

The SeaSonic PRIME GX-1300 stands as a premier power solution for high-performance computing, delivering a massive 1300 watts of 80 PLUS Gold certified energy. Engineered with SeaSonic’s proprietary Micro Tolerance Load Regulation (MTLR), this unit keeps the output voltage within an extremely tight 0.5% tolerance, providing the electrical stability required for high-end overclocking and mission-critical workstations. Its fully modular design allows for a clean build by using only the necessary cables, while the 135mm Fluid Dynamic Bearing fan utilizes a Premium Hybrid Fan Control to remain completely silent until the load exceeds 40%.


This product is for:
- Enthusiast Gamers: Provides ample, stable power for the latest high-draw graphics cards like the RTX 4090 in multi-GPU or high-overclock configurations.
- Professional Content Creators: Ensures 24/7 reliability for workstations dedicated to 3D rendering, 8K video editing, and complex simulations.
- PC Overclockers: The MTLR technology minimizes voltage ripple, allowing for higher stable clock speeds on both CPUs and memory modules.
- Silent PC Builders: Features a fanless mode for low-to-medium loads, making it ideal for users who require a quiet environment for focused work.
- Future-Proof Builders: With 1300W of overhead and high-quality gold-plated terminals, this unit is built to support multiple hardware upgrade cycles.

Detailed specifications:
- Total Power Output: 1300 Watts
- Efficiency Rating: 80 PLUS Gold (Up to 90% efficiency at 50% load)
- Form Factor: Intel ATX 12 V
- Dimensions: 170 mm (L) x 150 mm (W) x 86 mm (H)
- Cooling System: 135mm Fluid Dynamic Bearing (FDB) Fan with Hybrid Control
- Protection Suite: OPP, OVP, UVP, OCP, OTP, SCP
- Modular Cables: Fully Modular (MB 24-pin, 2x CPU 4+4-pin, 8x PCI-E 6+2-pin, 14x SATA)
- Internal Design: Cable-free Connection Design with gold-plated high current terminals

Integrating the PRIME GX-1300 into a system is a seamless experience thanks to its fully modular cable management system, which significantly improves internal airflow and aesthetics. The innovative "Cable-free Connection Design" replaces traditional internal wiring with a copper plate connecting the backplane to the PCB, reducing the chance of manual assembly errors and improving the quality of power delivery. During heavy operation, the 135mm FDB fan operates with a low acoustic profile, and the gold-plated terminals ensure minimal resistance at connection points, preventing power loss and heat buildup at the plugs.

Compared to standard 80 PLUS Gold power supplies, the PRIME GX-1300 offers superior voltage regulation through its MTLR system, which is ten times tighter than the industry-standard 5% deviation. While the SeaSonic Focus series provides a more compact footprint for smaller builds, the PRIME series is built with higher-grade internal components and a more robust cooling architecture intended for sustained high-load scenarios. It represents a balanced high-end choice for users who need more power than a 1000W unit can provide without the extreme price premium of Titanium-rated models.

Q&A:
- Does the SeaSonic PRIME GX-1300 support NVIDIA 40-series GPUs? Yes, it includes eight 6+2-pin PCI-E connectors, making it fully compatible with high-power graphics cards using standard power adapters.
- What is the benefit of the Premium Hybrid Fan Control? This feature allows the power supply to operate in a completely silent fanless mode when the system load is below 40%, extending fan life and reducing noise.
- Is this power supply compatible with standard ATX cases? Yes, it follows the ATX form factor, though its 170mm length should be verified against the clearance specifications of compact mid-tower cases.
- What safety protections are built into this unit? It includes a comprehensive suite of industrial-grade protections: Over Power (OPP), Over Voltage (OVP), Under Voltage (UVP), Over Current (OCP), Over Temperature (OTP), and Short Circuit (SCP).
- Why are gold-plated terminals used in this model? Gold plating prevents oxidation and ensures the best possible electrical conductivity over the lifespan of the product, which is critical for maintaining high wattage output.
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