ALLEN-BRADLEY 1756-PA72-1756-A4-B Chassis Power Supply 1756-PA72/1756-A4/B 4SLOT

( Brand: Allen-bradley ), ( Part Type: Supply ), ( Nominal Voltage Rating: Dc ), ( Manufacturer Part Number: 1756-PA72/1756-A4/B )

Review ALLEN BRADLEY 1756-pa72/1756-a4/b 1756-a4/b 4slot Chassis Power Supply Used Good Condition

The Allen-Bradley 1756-PA72 4-Slot Chassis Power Supply is a versatile and reliable solution for powering and protecting various types of control components in industrial automation applications. This power supply is part of the 1756 family of power supplies, which is known for its high performance, ease of use, and flexibility.

The 1756-PA72 power supply is a 4-slot design, meaning it can accommodate up to four modules, such as input or output modules, relays, or other types of control components. It is available in both 1756-A4 and 1756-B versions, with the primary difference being the type of input voltage connection. The 1756-A4 version features a terminal block input, while the 1756-B version has a detachable cord and plug input.

This power supply provides a nominal output voltage of 24 volts DC and can deliver up to 4.5 amperes per slot. It features overvoltage and undervoltage protection, as well as short-circuit protection, to ensure the safety and reliability of connected components. The power supply also has a built-in power factor correction circuit, which helps to improve system efficiency and reduce harmonic distortion.

The 1756-PA72 power supply is designed for use in harsh industrial environments, with a wide operating temperature range of -20 C to 60 C (-4 F to 140 F). It also features a rugged, compact design with a mounting pattern that is compatible with other Allen-Bradley power supplies and control enclosures. This makes it easy to integrate into existing control systems and expand as needed.

In summary, the Allen-Bradley 1756-PA72 4-Slot Chassis Power Supply is a high-performance, flexible, and reliable solution for powering and protecting a variety of control components in industrial automation applications. Its versatile design, robust features, and ease of integration make it an excellent choice for applications where reliability and efficiency are critical.

The Allen-Bradley 1756-PA72 power supply, along with its variants 1756-A4 and 1756-A4B, is a popular choice for powering various control applications. In this analysis, we will discuss the pros and cons of using this power supply.

1. Versatility: The 1756-PA72 power supply can be used in a variety of applications due to its wide input voltage range (90-265VAC) and output voltage range (12V to 30V DC).

2. Reliability: This power supply is known for its robust design and long life. It has a high mean time between failures (MTBF) and is backed by Rockwell Automation's support and service.

3. Efficiency: The 1756-PA72 power supply has a high efficiency of up to 88% and features an automatic voltage regulation (AVR) feature, which maintains a constant output voltage despite input voltage variations.

4. Protection: The power supply offers overvoltage, undervoltage, overcurrent, and short-circuit protection, ensuring the safety of connected equipment.

1. Size and Weight: The 1756-PA72 power supply is relatively large and heavy compared to some other power supplies in its class.

2. Cost: Due to its features and reliability, the 1756-PA72 power supply can be more expensive than some other options in the market.

3. Limited I/O: The power supply does not come with any built-in I/O, which may require additional investment for users who need I/O functionality.

The Allen-Bradley 1756-PA72 power supply, along with its variants 1756-A4 and 1756-A4B, offers reliability, versatility, efficiency, and protection, making it a popular choice for powering various control applications. However, its size, weight, and cost may be drawbacks for some users. Ultimately, the decision to purchase this power supply depends on the specific requirements and budget of the application.

If the application requires a power supply that offers high reliability, wide input/output voltage range, and efficient power conversion, then the Allen-Bradley 1756-PA72 power supply is a recommended option. However, if size, weight, or cost are significant concerns, users may want to consider alternative power supplies with similar features but different specifications.

Details:

As part of the Allen-Bradley brand, known for its quality and durability, this power supply is a dependable choice businesses industrial applications requiring electrical equipment supplies. With a nominal voltage rating of 24V DC, this product ensures consistent and stable power delivery to connected devices. The Allen-Bradley 1756-A4/B 4Slot Chassis Power Supply 1756-PA72 is a reliable power supply module designed for use in industrial automation systems.

part #: 1756pa721756a4 prices

• $99.99-$340.00

specifications strialpower:

• brand: Allen-bradley
• part type: Supply
• nominal voltage rating: Dc
• manufacturer part number: 1756-PA72/1756-A4/B

returns strialpower:

• policy: No Returns

offer strialpower:

• started: June 15, 2025
• sold: 0
• quantity: 1
• availability: In Stock
• best offers: True
• options: Ship-to-home

shipping strialpower:

• class: Standard
• carrier: USPS
• type: Fixed
• cost: $20.00
• transit: 6-12 Days
• service: USPS Ground Advantage

general strialpower:

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

seller strialpower:

• rating: 100.0%
• city: Schererville, Indiana
• # reviews: 4

payments strialpower:

• other
• wallet: Apple-pay
• credit card: Diners-club

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