WESTELL A90-31MA201 Switching Power Supply 22-56VDC 18-42VAC

( Brand: Westell ), ( Part Type: Supply ), ( Nominal Voltage Rating: Ac ), ( Nominal Current Rating: 130 A ), ( Color: White ), ( Manufacturer Part Number: A90-31MA201 ), ( Construction Type: Enclosed )

Review WESTELL Industrial Switching Mode Power Supply 22-56vdc 18-42vac

The Westell A90-31MA201 Switching Power Supply is a versatile and reliable solution for powering various telecommunication equipment. This power supply is designed to operate on both DC and AC voltage inputs, making it an ideal choice for a wide range of applications.

On the DC side, the Westell A90-31MA201 can handle an input voltage range of 22 to 56 Volts. The output voltage is adjustable between 18 and 42 Volts, allowing you to precisely match the power requirements of your equipment. This DC power supply also features short-circuit protection, overvoltage protection, and overcurrent protection, ensuring safe and stable operation.

On the AC side, the Westell A90-31MA201 can accept an input voltage range of 100 to 240 Volts, 47-63 Hz. It has a built-in automatic voltage regulation (AVR) feature to maintain a constant output voltage level, even if the input voltage varies. This AC power supply also includes a power factor correction (PFC) circuit, which improves the power efficiency and reduces harmonic distortion.

The Westell A90-31MA201 Switching Power Supply is housed in a compact and rugged enclosure, designed to withstand harsh environments. It meets the IEC 61326-1 and IEC 61326-2-27 safety standards and has a wide operating temperature range of -20 C to 70 C. The power supply also features an LED indicator to show the status of the output voltage and fault conditions.

In summary, the Westell A90-31MA201 Switching Power Supply is a versatile and reliable power solution for telecommunication equipment. Its adjustable DC output voltage and wide input voltage range, combined with its AC input capability and built-in protection features, make it a flexible option for various applications. The rugged enclosure and safety certifications ensure safe and stable operation in harsh environments.

Pros and Cons of buying a Westell A90-31MA201 Switching Power Supply

The Westell A90-31MA201 is a versatile switching power supply designed to provide power inputs ranging from 22VDC to 56VDC and output voltages of 18VAC to 42VAC. While considering purchasing this power supply, it is essential to weigh its advantages and disadvantages.

1. Wide Input Voltage Range: The Westell A90-31MA201 offers a broad input voltage range, which makes it suitable for various applications where input voltage levels may vary.

2. Adjustable Output Voltage: This power supply allows users to adjust the output voltage, providing flexibility to cater to specific equipment requirements.

3. High Power Efficiency: The Westell A90-31MA201 is designed to be energy-efficient, reducing operational costs and minimizing heat generation.

4. Compact Design: The power supply has a compact form factor, making it easier to install and transport.

5. Overvoltage, Overcurrent, and Short Circuit Protection: The power supply comes with built-in protection features ensuring the safety of both the device and the user.

1. Limited Output Current: The Westell A90-31MA201 has a limited output current capacity, which may not be sufficient for high-power applications.

2. Lack of Remote On/Off Functionality: The power supply does not have a remote on/off feature, which might be a disadvantage for certain applications requiring remote control.

3. Higher Cost: Compared to some other power supplies with similar specifications, the Westell A90-31MA201 may have a higher price tag.

The Westell A90-31MA201 switching power supply offers a wide input voltage range, adjustable output voltage, high power efficiency, compact design, and built-in protection features. However, it may have limitations in terms of output current capacity and remote on/off functionality, and its price tag may be higher than some alternatives. Ultimately, the decision to purchase this power supply will depend on the specific requirements of your application and the priorities you place on various features.

If your application demands a power supply with a broad input voltage range, adjustable output voltage, and high power efficiency, the Westell A90-31MA201 could be an excellent choice. However, if your application requires a higher output current capacity or remote on/off functionality, you may need to explore alternative options to find a power supply that better suits your needs.

Details:

Westell A90-31MA201 Industrial Switching Mode Power Supply 22-56VDC 18-42VAC.

part #: a9031ma201 price

• $12.50

specifications strialpower:

• brand: Westell
• part type: Supply
• nominal voltage rating: Ac
• nominal current rating: 130 A
• color: White
• manufacturer part number: A90-31MA201
• construction type: Enclosed

returns strialpower:

• policy: No Returns

general strialpower:

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

shipping strialpower:

• carrier: USPS
• type: Calculated
• transit: 6-12 Days
• class: Standard
• cost: $8.65
• service: USPS Ground Advantage

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• rating: 0.0%
• city: Valencia, California
• # reviews: 0

offer strialpower:

• options: Ship-to-home
• started: February 22, 2026
• availability: In Stock
• best offers: True
• sold: 0
• quantity: 1

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• other
• wallet: Google-pay

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