1. Industrial Power Supplies Offered
  2. sku: 11570741004533983
  3. ELPAC WRI4221

ELPAC WRI4221 Power Supply Din Conn 42W 5V 3A 12V 2.5A

Wri4221 Elpac Power Systems 42w Dc Supply 5v 3a 12v 2.5a Din Conn

( Brand: Elpac ), ( Part Type: Supply ), ( Nominal Voltage Rating: Dc ), ( Manufacturer Part Number: WRI4221 ), ( Installation Area: Indoor )

Review ELPAC Power Systems 42w Dc Supply 5v 3a 12v 2.5a Din Conn

The ELPAC WRI4221 is a versatile and powerful DC power supply designed to meet the needs of various applications. This supply is capable of delivering a continuous output power of 42 watts, making it an ideal choice for devices that require a significant amount of power to operate.

The ELPAC WRI4221 offers multiple output voltage options to cater to various device requirements. It can deliver 5 volts at a maximum current of 3 amperes, or 12 volts at a maximum current of 2.5 amperes. This flexibility allows users to power a wide range of devices, from low-voltage microcontrollers to high-voltage motors.

The power supply features a robust DIN connector that ensures secure and reliable power transmission. This connector is known for its high current capacity and ability to withstand harsh environments. The ELPAC WRI4221 also includes a short-circuit protection feature, which automatically shuts off the power supply in case of an overload or short circuit to prevent damage to the connected devices or the power supply itself.

The ELPAC WRI4221 is built with high-quality components to ensure reliable and stable power output. Its compact size and lightweight design make it easy to transport and use in various settings. It also features a fan for efficient cooling, ensuring the power supply operates at optimal temperatures even during prolonged use.

This power supply is suitable for various applications, including industrial automation, laboratory testing, and robotics. It is also an excellent choice for hobbyists and makers who require a reliable and versatile power source for their projects. With its multiple output options, robust DIN connector, and built-in safety features, the ELPAC WRI4221 is a must-have tool for anyone looking to power their devices with confidence.

The ELPAC WRI4221 Power Supply is a versatile option for powering various devices that require 5V, 12V, or 15V outputs. Here are some pros and cons to help you make an informed decision:

Pros:

1. Versatile Output: This power supply offers multiple output options, making it suitable for a wide range of devices.

2. High Power Efficiency: The power supply has an 85% power efficiency rating, which is relatively high for this type of device.

3. Overload Protection: The power supply includes overload protection, which helps prevent damage to the connected devices in case of overcurrent.

4. Short Circuit Protection: The power supply also includes short circuit protection, which helps prevent damage to the power supply and connected devices.

5. Din Rail Mounting: The power supply can be mounted on DIN rails, making it a good option for industrial applications.

Cons:

1. Limited Input Voltage: The power supply only accepts an input voltage range of 85V to 264V, which may limit its use in certain applications.

2. Size and Weight: The power supply is relatively large and heavy compared to some other options in its class, which may make it less portable.

3. Noise Level: The power supply may produce some noise during operation, which could be a concern in noise-sensitive environments.

In conclusion, the ELPAC WRI4221 Power Supply is a reliable and versatile option for powering various devices with multiple output requirements. Its high power efficiency, overload protection, and short circuit protection make it a good choice for industrial applications. However, its limited input voltage range, size and weight, and noise level may be drawbacks for some users.

If you're looking for a power supply with a wider input voltage range, a smaller size and weight, or lower noise level, you may want to consider other options. However, if you need a power supply with multiple output options and robust protection features, the ELPAC WRI4221 Power Supply is a solid choice.

Details:

ELPAC Power Systems DC Supply. Large DIN output connector, please see photos for pint. Weight is 2lbs. Enclosed and corded, with standard IEC AC power input.

5VDC 3A, 12VDC 2.5A. Labels may be worn or marked. Tested and functional. I have several of these, photos are representative.

Condition: Used.

part #: wri4221 prices

  • $19.00-$44.00

specifications strialpower:

  • brand: Elpac
  • part type: Supply
  • nominal voltage rating: Dc
  • manufacturer part number: WRI4221
  • installation area: Indoor

returns strialpower:

  • policy: No Returns

general strialpower:

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

payments strialpower:

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

offer strialpower:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 9
  • started: December 5, 2025

seller strialpower:

  • # reviews: 2793
  • city: Haverford, Pennsylvania
  • rating: 100.0%

shipping strialpower:

  • cost: $8.17
  • carrier: FedEx, USPS
  • service: FedEx Ground Economy, USPS Ground Advantage, USPS Priority Mail Padded Flat Rate Envelope
  • type: Calculated
  • transit: 4-8 Days
  • class: Economy, Standard, Expedited
part type: supply, nominal voltage rating: dc, installation area: indoor,
category: business & industrial > electrical equipment supplies > power supplies > switching mode power supplies, sku: 11570741004533983,

Elpac WRI4221 Is Similar To:

strialpower logo
2 offers $19.00–$44.00 USD
  • New – Open box. Offer #1 priced at $19.00 + $10.00 delivery = $29.00* total. +$10.00 shipping
  • Used. Offer #2 priced at $44.00 + $8.62 delivery = $52.62* total. Labels may be worn or marked. Enclosed and corded, with standard IEC AC power input.+$8.62 shipping

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