1791-0A16 | Allen-Bradley Block I/O Output Module 16-Output 120V AC
1791-0A16 | Allen-Bradley Block I/O Output Module 16-Output 120V AC
1791-0A16 | Allen-Bradley Block I/O Output Module 16-Output 120V AC
    1791-0A16 | Allen-Bradley Block I/O Output Module 16-Output 120V AC
1791-0A16 | Allen-Bradley Block I/O Output Module 16-Output 120V AC

1791-0A16 | Allen-Bradley Block I/O Output Module 16-Output 120V AC

Part #: 1791-0A16 Manufactured by: Allen-Bradley
Regular price
$3,354.00
Sale price
$3,354.00
Regular price
2 in Stock
Condition: New – Open box
Shipping calculated at checkout.
Product Overview
120V ac BLOCK I/O Allen-Bradley AB with 16 Outputs per Block.
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Product Description P/N: 1791-0A16

Description / Specifications

DescriptionΒ 

The Allen-Bradley 1791-0A16 is a Block I/O AC output module designed for distributed control applications in industrial automation systems. It provides sixteen 120V AC outputs in an open-style, mountable block format for direct connection to field devices.


Β 

Technical SpecificationsΒ 

Condition New / Never Used Surplus
Brand Allen-Bradley
Category I/O Modules
Part Number 1791-0A16
Subcategory Block I/O Output Module
Number of Outputs 16
Outputs per Block 16 (2 groups of 8)
Output Voltage 120 V AC
Output Voltage Range 20–132 V AC
Frequency 47–63 Hz
Max Output Current (Vertical Mount) 600 mA per output
Max Output Current (Horizontal Mount) 300 mA per output
Surge Current 10 A for 50 ms, repeatable every 2 s
Minimum On-State Current 50 mA per output
Max On-State Voltage Drop 1.5 V peak @ 300 mA
Off-State Leakage Current 3 mA max
Output Delay (Off to On) 1.0 ms @ 50/60 Hz
Output Delay (On to Off) 8.3 ms @ 60 Hz
Mounting Style Open style, mountable

Β 


Information About 1791-0A16

The 1791-0A16 is part of the Allen-Bradley Block I/O product family designed to simplify distributed I/O installation near field devices. It integrates output circuitry, terminals, and mounting in a single compact block to reduce wiring and panel space. The module supports two isolated output groups, allowing flexible load distribution and improved system organization. It is typically used in machine control and material handling applications where reliable AC output switching is required.

Key Features

  • Sixteen AC Output Channels: Provides 16 independently controlled 120V AC outputs for actuators, solenoids, and indicators.
  • Dual Output Groups: Organized into two groups of eight outputs to support structured load distribution.
  • Wide AC Voltage Range: Supports output voltages from 20 to 132 V AC across 47–63 Hz operation.
  • High Surge Current Capability: Handles inrush currents up to 10 A for short durations to support inductive loads.
  • Fast Switching Response: Delivers millisecond-level on/off response suitable for real-time control tasks.
  • Open-Style Mountable Design: Enables flexible installation close to field devices, reducing wiring complexity.
  • Industrial Reliability: Designed for continuous operation in demanding automation environments.

The 1791-0A16 delivers the reliability and precision required for distributed AC output control in industrial automation systems.

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IQElectro is not an authorized distributor.
IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply.Β IQElectro sells SURPLUS onlyΒ and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

DescriptionΒ 

The Allen-Bradley 1791-0A16 is a Block I/O AC output module designed for distributed control applications in industrial automation systems. It provides sixteen 120V AC outputs in an open-style, mountable block format for direct connection to field devices.


Β 

Technical SpecificationsΒ 

Condition New / Never Used Surplus
Brand Allen-Bradley
Category I/O Modules
Part Number 1791-0A16
Subcategory Block I/O Output Module
Number of Outputs 16
Outputs per Block 16 (2 groups of 8)
Output Voltage 120 V AC
Output Voltage Range 20–132 V AC
Frequency 47–63 Hz
Max Output Current (Vertical Mount) 600 mA per output
Max Output Current (Horizontal Mount) 300 mA per output
Surge Current 10 A for 50 ms, repeatable every 2 s
Minimum On-State Current 50 mA per output
Max On-State Voltage Drop 1.5 V peak @ 300 mA
Off-State Leakage Current 3 mA max
Output Delay (Off to On) 1.0 ms @ 50/60 Hz
Output Delay (On to Off) 8.3 ms @ 60 Hz
Mounting Style Open style, mountable

Β 


Information About 1791-0A16

The 1791-0A16 is part of the Allen-Bradley Block I/O product family designed to simplify distributed I/O installation near field devices. It integrates output circuitry, terminals, and mounting in a single compact block to reduce wiring and panel space. The module supports two isolated output groups, allowing flexible load distribution and improved system organization. It is typically used in machine control and material handling applications where reliable AC output switching is required.

Key Features

  • Sixteen AC Output Channels: Provides 16 independently controlled 120V AC outputs for actuators, solenoids, and indicators.
  • Dual Output Groups: Organized into two groups of eight outputs to support structured load distribution.
  • Wide AC Voltage Range: Supports output voltages from 20 to 132 V AC across 47–63 Hz operation.
  • High Surge Current Capability: Handles inrush currents up to 10 A for short durations to support inductive loads.
  • Fast Switching Response: Delivers millisecond-level on/off response suitable for real-time control tasks.
  • Open-Style Mountable Design: Enables flexible installation close to field devices, reducing wiring complexity.
  • Industrial Reliability: Designed for continuous operation in demanding automation environments.

The 1791-0A16 delivers the reliability and precision required for distributed AC output control in industrial automation systems.

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