COSEL R25A-12 Power Supply Switching Psu 12V 2.1A AC100 120V

( Brand: Cosel ), ( Part Type: Supply ), ( Nominal Current Rating: 12 A ), ( Output Voltage Rating: Ac ), ( Manufacturer Part Number: R25A-12 )

Review COSEL Power Supply 12v 2.1a 120v Industrial Switching Psu Japan

The Cosel R25A-12 is a high-performance switching power supply designed for use with 12V DC loads, delivering a continuous output current of 2.1A. This power supply is versatile and can be used with AC input voltage ranging from 100V to 120V, making it a suitable option for use in various regions around the world.

The R25A-12 is a switching power supply, which means it converts AC power to DC power using electronic switching components. This design offers several advantages over linear power supplies, including higher efficiency, smaller size, and lighter weight. The power supply features an input voltage range of AC 100V to 120V, and it automatically adjusts to the incoming voltage, ensuring reliable operation in a wide range of electrical environments.

The power supply has a 12V DC output with a maximum output power of 25.2W. It is designed to deliver a constant voltage and ripple-free output, ensuring stable and efficient power delivery to your devices. The R25A-12 is also equipped with over-voltage, over-current, and short-circuit protection, ensuring safety and reliability.

The power supply housing is made of high-quality aluminum material, which not only provides excellent heat dissipation but also ensures durability and ruggedness. The dimensions of the power supply are 96.5mm (L) x 72mm (W) x 26.5mm (H), making it a compact and space-saving option for your power needs.

The R25A-12 power supply comes with a detachable DC output cable, which provides added flexibility in routing and positioning the power supply. The power supply also features a large, easily accessible ON/OFF switch, making it simple to turn on and off as needed.

In summary, the Cosel R25A-12 is a high-performance, versatile, and compact switching power supply that is suitable for use with 12V DC loads and can be used with AC input voltage ranging from 100V to 120V. It offers reliable and efficient power delivery, built-in safety features, and a compact design, making it a great choice for various applications.

The Cosel R25A-12 is a 12V, 2.1A switching power supply designed for AC input. Here are some pros and cons that may help you decide if this power supply is suitable for your needs:

1. Wide Input Voltage Range: The power supply can operate on an input voltage range of 90V to 264V AC, making it suitable for use in various regions with different voltage standards.

2. High Efficiency: With an efficiency of up to 92%, the power supply can convert a significant amount of the input power into output power, reducing energy waste and lowering operating costs.

3. Overvoltage and Overcurrent Protection: The power supply is equipped with built-in protection against overvoltage and overcurrent, ensuring that the connected devices are not damaged by power surges or excessive current.

4. Compact Size: The power supply has a compact size, making it easy to integrate into various systems and applications.

5. RoHS Compliant: The power supply is RoHS compliant, meaning that it does not contain hazardous substances such as lead, mercury, cadmium, and others.

1. Lack of Short Circuit Protection: The power supply does not have built-in short circuit protection, which can be a concern for some applications where the risk of short circuits is higher.

2. No Isolated DC Output: The power supply does not provide an isolated DC output, which may be a concern for some applications where electrical noise or interference is a concern.

3. Limited Power Output: With a maximum power output of 2.1A, the power supply may not be suitable for powering high-current devices or multiple devices simultaneously.

4. Relatively High Price: Compared to other power supplies with similar specifications, the Cosel R25A-12 can be relatively expensive.

The Cosel R25A-12 is a high-quality, efficient, and versatile power supply that is suitable for a wide range of applications. Its wide input voltage range, high efficiency, and built-in overvoltage and overcurrent protection make it an attractive option for those who need a reliable power source. However, its lack of short circuit protection, isolated DC output, and relatively high price may be a concern for some users. Ultimately, the decision to buy the Cosel R25A-12 power supply depends on your specific requirements, budget, and application needs. If the lack of short circuit protection and isolated DC output are not deal-breakers for you, and if the power output and price are within your acceptable range, then the Cosel R25A-12 power supply could be a good choice for you.

Details:

LED operation indicator. Condition: Used. Input: 100 120VAC, 50/60Hz. Manufacturer: Cosel Co.

Keywords: Cosel power supply, R25A-12, 12v 2.1a, japan electronics, industrial automation, switching psu. Ideal for robotics, control panels, PLC automation, and lab power needs. Built for stability and reliability. High conversion efficiency.

Compact and ventilated housing. Model: R25A-12. Type: Enclosed switching PSU

Output: 12VDC, 2.1A 25W. High-quality Cosel industrial switching power supply designed for automation and control applications. Overload / short circuit protection.

part #: r25a12 prices

• $21.74-$375.00

specifications strialpower:

• brand: Cosel
• part type: Supply
• nominal current rating: 12 A
• output voltage rating: Ac
• manufacturer part number: R25A-12

returns strialpower:

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

payments strialpower:

• other
• wallet: Paypal
• credit card: Mastercard

general strialpower:

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

shipping strialpower:

• transit: 3-8 Days
• class: Expedited
• service: USPS Priority Mail
• cost: $13.01
• carrier: USPS
• type: Calculated

offer strialpower:

• started: November 18, 2025
• sold: 0
• options: Ship-to-home
• best offers: True
• availability: In Stock
• quantity: 1

seller strialpower:

• rating: 100.0%
• # reviews: 66
• city: Grand Rapids, Michigan

Cosel R25A-12 Is Similar To:

• Cosel R25a-5 Power Supply 5v 5a 100-120vac 50-60hz (61.4% similar) LED: Cosel R25A-5 power supply 5v 5a 100-120VAC 50-60HZ: images. Condition: used...(June 21st, 2024)
• Cosel P150e-24 U.s.a Inc P150e-24-n 24 V 6.5 A Enclosed Power Supply Unit (32.9% similar) Cosel power supply 24V 6.5 amps P150E-24 C19E us...(June 21st, 2024)
• Cosel P300-24 Power Supply 24v 14a 85-132vac 170-264v 3.5-5.5a 47-63hz (50.3% similar) LED: Cosel P300-24 power supply 24V 14A 85-132VAC 170-264V 3.5-5.5A 47-63HZ: images. Condition: used...(June 21st, 2024)
• Cosel Lda30f-24 Switching Power Supply T234607 (40.7% similar) Cosel LDA30F-24 switching power supply T234607 warranty information: this is a used item, in good condition and includes 30 day warranty...(June 22nd, 2024)
• Cosel Pla30f-24 Switching Power Supply T225001 (45.5% similar) Cosel PLA30F-24 switching power supply T225001 warranty information: this is a used item, in good condition and includes 30 day warranty...(June 23rd, 2024)
• Cosel P15e-5 Power Supply 100-240vac 5v3a In Ac100-240v (51.5% similar) Instant transfer from your bank account if eligible. Item location: A-206.: Cosel P15E-5 power supply 100-240VAC 5V3A in: AC100-240V. Cut-off time is 4:00 pm ET. Contact and support...(June 23rd, 2024)
• Cosel Paa300f-24 Switching Power Supply 336w 24v 14a In 100-240vac 4.4a Working (44.9% similar) Part #: Cosel PAA300F-24 for sale...(June 24th, 2024)
• Cosel Yas1005e Power Gorilla 110-240vac To 5vdc 2a Supply (31.3% similar) Will need to be solder extracted from board. Used working Cosel power supply. No problem for a tech service.power supply in good order. Div bridge failed elsewhere. Mounted on a Miranda div bridge circuit board...(July 21st, 2024)
• Cosel P15e-1 Power Supply 5v 3a (48.1% similar) S-S23 3451 MAR17...(July 21st, 2024)
• Cosel Rmc15u-1 Triple Output Power Supply 100-120vac In 5v 12v 12v Out 15w (48.4% similar) This is a surplus item. Specifications: model #: RMC15U-1. Power supply. Output: 5VDC 2a / 12V 0.3A 12V 0.2A. Input: 100-120VAC 0.51A. Address, next day automation, 9472 hemlock lane...(July 25th, 2024)
• Cosel K15a-12 Power Supply T231090 (52.3% similar) Cosel K15A-12 power supply T231090 warranty information: this is a used item, in good condition and includes 30 day warranty...(August 1st, 2024)