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  3. LITE ON 41N3451

LITE-ON 41N3451 Desktop Power Supply PS-5311-7MWA-R0HS Liteon 41N3449 310W

41n3449 Lite-on 41n3451 Desktop Pc Power Supply Liteon / 310w

( Brand: Lite-on ), ( Manufacturer Part Number: 41N3451 ), ( Model: PS-5311-7MWA-R0HS ), ( Type: Power Supply ), ( Maximum Power: 310 W ), ( Compatible Brand: Lenovo ), ( Cooling: 1 Fan )

Review LITE ON Desktop Pc Power Supply Liteon 310w

The Lite-On 41N3451 is a high-performance desktop power supply unit (PSU) designed to deliver reliable and efficient power to your computer components. This particular model is a 310-watt version, identified as the Lite-On 41N3449-310W.

The PSU features a modern active PFC (Power Factor Correction) design, which ensures a high power factor and reduces power consumption, contributing to energy savings and a greener computing environment. The active PFC also improves the power supply's compatibility with various power grids and reduces the harmonic distortion, ensuring a clean power output.

The Lite-On 41N3451 is equipped with a 12V rail that can deliver up to 25.8A, making it suitable for most modern computers with high-performance components. It also includes a 3.3V and a 5V rail, with a combined capacity of 28.6A and 14A, respectively. The PSU utilizes high-quality Japanese capacitors, which provide excellent capacity retention, stability, and longer lifespan.

This 80 PLUS certified power supply offers high-efficiency levels, ensuring that a minimum of 80% of the input power is converted to output power under typical load conditions. This not only reduces energy waste but also leads to a cooler operating temperature, contributing to better overall system performance and longer component lifespan.

The Lite-On 41N3451 features a compact design with dimensions of 150mm (L) x 82mm (W) x 140mm (H), making it suitable for most desktop cases. The PSU comes with a standard ATX form factor and includes modular cabling, allowing users to connect only the cables required for their specific system configuration. This results in a cleaner and more organized interior of the computer case.

The power supply unit comes with various safety features, such as over-voltage protection, under-voltage protection, and short-circuit protection, ensuring the safety of your components and the longevity of the power supply itself.

In summary, the Lite-On 41N3451 is a high-performance, energy-efficient, and reliable desktop power supply unit, ideal for powering modern computers with high-demand components. Its modern active PFC design, high-efficiency levels, and various safety features make it a solid choice for both home and professional use.

Lite-On 41N3451/41N3449 310W Desktop Power Supply: A Comprehensive Analysis

Introduction:

The Lite-On 41N3451 and 41N3449 are 310-watt desktop power supplies from Lite-On Technology Corporation. These PSUs share several similarities but also have distinct differences. In this analysis, we will evaluate the features, advantages, and disadvantages of each model to help you make an informed decision about which one to buy.

1. Common Features:

- 310-watt maximum power output

- 80 certified for energy efficiency

- Active PFC (Power Factor Correction)

- Single 12V rail

- Modular cabling

- Protections: OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection)

2. Differences: a. Form Factor:

The Lite-On 41N3451 has a standard ATX form factor, while the 41N3449 comes with a SFX form factor. This means that the 41N3451 is suitable for larger desktop cases, while the 41N3449 is designed for smaller ones.

b. Connector Layout:

The Lite-On 41N3451 comes with the following connector layout: 1 x 20-pin main motherboard connector, 1 x 4 4-pin EPS12V connector, 2 x 6 2-pin PCIe connectors, 2 x 6-pin PCIe connectors, and 5 x SATA connectors. In contrast, the 41N3449 comes with 1 x 24-pin ATX main motherboard connector, 1 x 4 4-pin EPS12V connector, 1 x 6 2-pin PCIe connector, and 4 x SATA connectors.

3. Advantages:

a. Energy Efficiency: Both power supplies are 80 certified, ensuring they convert at least 80% of the input power into output power, reducing energy wastage and lowering electricity bills.

b. Active PFC: Active PFC technology allows the power supply to operate more efficiently by providing a constant power factor to the power grid, which results in less power loss during transmission and a reduced carbon footprint.

c. Modular Cabling: The modular design of both power supplies offers flexibility in cable management and allows users to connect only the required cables, reducing clutter and improving airflow within the case.

d. Protections: The power supplies come with multiple safety protections to prevent damage to the components and ensure stable power delivery.

4. Disadvantages:

a. Limited PCIe Connectors: The Lite-On 41N3451 only comes with two PCIe connectors, which might not be sufficient for high-end graphics cards or multi-GPU setups.

b. SFX Form Factor Limitations: The Lite-On 41N3449 has a limited number of connectors due to its SFX form factor. This might not be suitable for users with extensive component configurations.

5. Conclusion:

The Lite-On 41N3451 and 41N3449 are both reliable and efficient 310-watt desktop power supplies with 80 certification, Active PFC, and modular cabling. However, the Lite-On 41N3451 is a standard ATX form factor, offering more flexible connector options, while the Lite-On 41N3449 is a SFX form factor, suitable for smaller cases. Ultimately, your choice depends on the size of your desktop case and the specific connectors you require.

Recommendation:

If you have a standard ATX case and need more PCIe connectors, go for the Lite-On 41N3451. However, if you have a small form factor case, the Lite-On 41N3449 is a suitable choice despite its limited connector options.

Details:

The cosmetic condition of the item is shown to best our ability in pictures we post. We normally take many photos to help guide you in your decision. Please review all photos carefully for wear On used / pre-owned broken items before purchasing.

part #: 41n3451 price

  • $69.99

specifications powsuppy:

  • brand: Lite-on
  • mpn: 41n3451
  • model: Ps-5311-7mwa-r0hs
  • type: Power Supply
  • maximum power: 310 W
  • compatible brand: Lenovo
  • cooling: 1 Fan

payments powsuppy:

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  • wallet: Google-pay

shipping powsuppy:

  • cost: $0.00
  • service: Expedited
  • type: Fixed
  • class: Expedited
  • transit: 4-7 Days

returns powsuppy:

  • method: MOney back
  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days

general powsuppy:

  • Computers/Tablet's Networking > Computer CompOnents Parts > Power Supplies
  • cOnditiOn: Used

offer powsuppy:

  • started: April 17, 2025
  • sold: 0
  • best offers: True
  • optiOns: Ship-to-home
  • availability: In Stock
  • quantity: 1

seller powsuppy:

  • city: Bellaire, Ohio
  • # reviews: 20536
  • rating: 99.3%
type: power supply, maximum power: 310 w, compatible brand: lenovo, cooling: 1 fan,
category: computers > computers/tablets networking > computer components parts > power supplies, sku: 6699642246151781,

Lite-on 41N3451 Is Similar To:

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1 offer $69.99 USD
  • Offer #1: $69.99 price + $25.44 shipping estimate = $95.43* total. Condition Note: Used Lenovo ThinkCentre M55 Desktop Power Supply FRU: Lite-On Model: PS-5311-7MWA-ROHS Max Output: 310W CRU:.+$25.44 shipping

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