LORAIN ES281CMB Power Supply 275W

( Brand: Lorain ), ( Part Type: Supply ), ( Manufacturer Part Number: ES281CMB )

Review LORAIN 275w Power Supply

Lorain ES281CMB 275W Power Supply

The Lorain ES281CMB 275W Power Supply is a versatile and reliable solution for powering various electronic devices. This power supply unit (PSU) comes with an impressive power output of 275 watts, making it suitable for high-performance systems and power-hungry equipment.

The ES281CMB is engineered with efficiency and safety in mind. It features Active PFC (Power Factor Correction) technology, which ensures optimal power transfer and reduces power losses. This results in improved energy efficiency, reduced heat generation, and lower electricity bills.

This power supply unit offers multiple output voltages: 12V (12V), 5V (5V), and -12V (12V reversed). The 12V rail can deliver up to 22.92 Amps, while the 5V rail can provide up to 54 Amps. The -12V rail can supply up to 1.17 Amps. These multiple outputs cater to a wide range of devices and systems, providing the flexibility to power various components simultaneously.

The Lorain ES281CMB is designed with a robust construction, featuring a high-quality aluminum housing and a large cooling fan. The aluminum body not only provides excellent heat dissipation but also adds to the durability of the power supply unit. The cooling fan ensures that the unit stays cool even under heavy load, maintaining optimal operating temperatures for reliable and stable performance.

Safety is a top priority for Lorain. The ES281CMB is equipped with over-current protection, over-voltage protection, short-circuit protection, and over-temperature protection. These safety features prevent damage to the power supply unit and connected devices in case of any power anomalies or electrical faults.

The Lorain ES281CMB 275W Power Supply is an ideal choice for users seeking a high-performance, efficient, and safe power solution for their electronic projects or systems. It delivers consistent power output and ensures reliable and stable performance, making it a valuable addition to any setup.

The Lorain ES281CMB 275W power supply is a popular choice for computer users due to its affordability and decent power output. Here are some pros and cons to help you decide if this power supply is the right choice for you:

1. Affordable: The Lorain ES281CMB is priced competitively, making it an attractive option for budget-conscious consumers.

2. Decent Power Output: With a maximum output of 275W, this power supply can handle most entry-level to mid-range computer systems.

3. Active PFC: The power supply features Active Power Factor Correction (PFC), which ensures efficient power usage and reduces power loss.

4. Multiple Outputs: The power supply offers multiple output connectors, including 24-pin ATX, 4 4-pin EPS12V, and various peripheral connectors.

1. Lack of Advanced Features: The Lorain ES281CMB does not offer advanced features like modular cabling, over-voltage protection, or fan control.

2. Noisy Fan: Some users have reported that the power supply's fan can be loud under heavy load.

3. Limited Warranty: The power supply comes with a limited 1-year warranty, which may not be enough for some users.

The Lorain ES281CMB is a decent power supply option for budget-conscious consumers who need a reliable power source for their computer systems. Its decent power output, Active PFC, and multiple output connectors make it a solid choice. However, its lack of advanced features, noisy fan, and limited warranty may deter some users.

If you're looking for a power supply with advanced features and a longer warranty, you may want to consider investing in a more expensive option from a reputable brand. However, if you're on a tight budget and need a reliable power supply to handle your entry-level to mid-range computer system, the Lorain ES281CMB is a good option to consider.

Details:

Part Number: 57491, of the cosmetic damage. This unit has a missing ejector handle and cosmetic damage; however, this will not prevent it from functioning properly.

part #: es281cmb prices

• $340.00-$450.00

specifications strialpower:

• brand: Lorain
• part type: Supply
• manufacturer part number: ES281CMB

seller strialpower:

• # reviews: 16725
• rating: 99.8%
• city: Champaign, Illinois

payments strialpower:

• credit card: Mastercard
• other
• wallet: Apple-pay

returns strialpower:

• time: 30 Days
• method: Money back
• paid by: Buyer
• policy: Returns Accepted

general strialpower:

• condition: Used
• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies

shipping strialpower:

• carrier: FedEx
• type: Calculated
• class: Standard, One-day
• service: FedEx Ground or FedEx Home Delivery, FedEx Standard Overnight
• transit: 4-11 Days
• cost: $19.77

offer strialpower:

• quantity: 1
• best offers: True
• options: Ship-to-home
• started: June 26, 2025
• sold: 0
• availability: In Stock

Lorain ES281CMB Is Similar To:

• Lorain 428109700 Power Distribution Unit T97920 (47.5% similar) Glad you stopped by. We proudly sell hard-to-find parts, components, and machines to makers manufacturers. Lorain 428109700 power distribution unit T97920 brand:: Lorain, condition: this is a used item, in good condition and includes 30 day warranty. Rush orders ship same day...(June 24th, 2025)
• Lorain Products Rj6a50 Flotrol Rectifier Model 55vdc 6a Industrial Power Supply (41.1% similar) Technical specifications:: model: RJ6A50 Jr series. Cosmetics: the casing shows signs of its industrial history, including some surface scuffs, dust, and minor oxidation on the top panel see photos. These units were the gold standard for telecommunications and power utility battery plants...(December 24th, 2025)
• Emerson V85 105b50 Network Power Vortex Lorain 486533900 Used (27.7% similar) At 611A power unit 120VAC 208-240VAC/345VDC. Unless stated otherwise. Nominal capacity: 1.2 ah. Aztec i/a series 39VDC output industrial power module 2 AA16560...(January 17th, 2026)
• Lorain Lxp-1500 Lxp1500 Power Supply For 486534200 Rectifier Module Spec 486543204 (38.3% similar) Item/spec code: 486534204 Lorain LXP1500: heavy duty power supply conversion unit CPU, 1500W, 48V. New open box condition...(February 14th, 2026)
• Lorain Db8s541 540w Switching Mode Power Supply Indoor Green Silver (46% similar) Lorain DB8S541 540W switching mode power supply indoor green silver...(May 12th, 2026)