ZALMAN ZM450-US Forward Atx Switching Power Supply 823884201246 450W

( Brand: Zalman ), ( Connectors: 24 Pin, 4 Pin 12 V, 4 Pin Peripheral, 6 Pin Pci Express, Floppy Drive, Sata I ), ( Form Factor: Atx ), ( Type: Atx Psu ), ( Cooling: 1 Fan ), ( Maximum Wattage: 450 W ), ( Color: Silver ), ( UPC: 823884201246 )

Review ZALMAN 450w Two Forward Atx Switching Power Supply

The Zalman ZM450-US is a high-performance 450-watt forward ATX switching power supply unit (PSU) designed for PC enthusiasts and power users. This PSU boasts an impressive 80 PLUS Gold certification, ensuring efficient power delivery and reduced heat generation. The Gold certification means that the PSU converts at least 90% of the input power into output power under typical load conditions and 92% under full load, resulting in less energy waste and lower electricity bills.

The ZM450-US features a sleek and compact design, with dimensions of 140mm (W) x 86mm (H) x 140mm (D), making it suitable for most standard ATX cases. The unit comes with a modular cable design, allowing users to only connect the cables they need, reducing clutter and improving airflow within the case. The cables themselves are flat and sleeved, adding an aesthetic touch to the build while also ensuring better cable management.

This PSU employs a forward topology, which offers numerous advantages over traditional switching power supplies. It ensures quick power delivery, reduced noise, and improved efficiency. The forward topology also allows for a higher current delivery capacity, making it ideal for high-performance systems with demanding components.

The ZM450-US includes a multitude of protection features, including over current protection (OCP), over voltage protection (OVP), under voltage protection (UVP), over temperature protection (OTP), and short circuit protection (SCP). These features safeguard the connected components and ensure optimal system performance.

The PSU also includes a 120mm fan with a hydraulic bearing for silent and efficient operation. The fan speed is adjustable, allowing users to customize their cooling preferences and maintain a quiet environment. The fan's semi-passive mode ensures that it remains off under low load conditions, further reducing noise levels.

The Zalman ZM450-US is a reliable, high-performance, and efficient power supply solution for PC enthusiasts and power users. Its modern design, modular cable setup, and advanced features make it an excellent choice for those seeking a quiet, efficient, and powerful PSU.

Pros and Cons of buying a Zalman ZM450-US 450W Forward ATX Switching Power Supply

The Zalman ZM450-US is a 450-watt forward ATX switching power supply unit (PSU). This PSU offers several advantages and disadvantages that should be considered before making a purchasing decision.

1. High Efficiency: The ZM450-US has an 80 Plus Gold certification, which means it delivers an impressive efficiency of up to 90% under normal loads.

2. Low Noise: Zalman is known for its silent power supplies, and the ZM450-US is no exception. It comes with a 120mm fan that runs at a very low speed, ensuring quiet operation.

3. Aesthetics: The ZM450-US has a sleek and modern design, making it an attractive addition to any computer build.

4. Overvoltage Protection: This PSU comes with overvoltage protection, ensuring that your components are safe from potential damage.

5. Modular Cables: The modular design of the cables makes it easier to manage and install, as you only connect the cables that you need.

1. Limited Connectivity: The ZM450-US has limited connectivity options, with only one 24-pin ATX cable and one 4 4-pin EPS12V cable. This might not be enough for some high-end systems.

2. No Active PFC: This PSU does not have active power factor correction (PFC), which may cause issues with some systems that require a stable voltage input.

3. Limited Overclocking Potential: The ZM450-US is not designed for overclocking, and pushing it beyond its rated capacity may cause instability and damage components.

The Zalman ZM450-US 450W Forward ATX Switching Power Supply is an excellent choice for those seeking a quiet, efficient, and attractive PSU for their computer build. However, its limited connectivity options and lack of active PFC may be a concern for some users. Overall, if the cons do not significantly impact your needs, the advantages of the ZM450-US outweigh the disadvantages.

If you are building a system that does not require extensive connectivity options or active PFC, the Zalman ZM450-US 450W Forward ATX Switching Power Supply is an excellent choice. Its high efficiency, quiet operation, and modular design make it a solid investment for your computer build. However, if you need more connectivity options or active PFC, you may want to consider other power supplies in the market.

Details:

voltage and Load Tested. 1 x 4 Pin Mole ATX12V Connector. 1 x 6 Pin PCI Express Power Connector.

1 x 20/24 Pin Mole ATX Power Connector. ZALMANZM450-US 450W Two Forward ATX Switching Power Supply.

part #: 823884201246 prices

• $18.00-$45.99

specifications powsuppy:

• brand: Zalman
• connectors: 24 Pin, 4 Pin 12 V, 4 Pin Peripheral, 6 Pin Pci Express, Floppy Drive, Sata I
• form factor: Atx
• type: Atx Psu
• cooling: 1 Fan
• maximum wattage: 450 W
• color: Silver
• upc: 823884201246

offer powsuppy:

• options: Ship-to-home
• availability: In Stock
• quantity: 5
• sold: 0
• started: August 20, 2025

payments powsuppy:

• credit card: Discover
• wallet: Google-pay
• other

shipping powsuppy:

• transit: 4-10 Days
• class: Standard
• type: Fixed
• cost: $0.00
• service: Standard

seller powsuppy:

• # reviews: 2876
• rating: 100.0%
• city: Norwalk, California

returns powsuppy:

• policy: No Returns

general powsuppy:

• condition: Open box
• Computers/Tablet's Networking > Computer Components Parts > Power Supplies

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