1791-16AO
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Product Conditions
Product Conditions
Original Packaging: Original Packaging units show no signs of installation or having been used previously. These units are in the original packaging, which may have been opened.
Used: Used units have been previously used and are inspected, cleaned and tested.
All units come with a 1 Year Replace Industrial Warranty.
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Tax & Exemptions
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Product Conditions
Replace Industrial, LLC is not affiliated with any of the manufacturers listed on this website. All products are sourced & verified through the industrial surplus market and through other independent supply chains. We do not convey any manufacturer warranty with the product. Each product sold comes with a 2 Year Replace Industrial Warranty, unless specified otherwise. This warranty conveys solely through Replace Industrial, LLC. and is completely unaffiliated with any manufacturer warranty. The terms of our warranty can be found here.
Surplus: This unit is sourced through the industrial market outside of the manufacturer and has been independently verified to not have been used operationally previously. These units are in the original packaging, but the packaging & unit may show signs of shelf wear.
Used: This unit may have been previously used and show signs of wear. The unit has been independently verified and is guaranteed with a 1 Year Replace Automation Warranty. The unit has been sourced through independent supply chains in the industrial markets.
Firmware: Replace Industrial, LLC sells hardware only and does not sell firmware and makes no representation as to what firmware may or may not be present on the hardware. We do not obtain or provide software for customers.
Allen-Bradley 1791-16AO
The Allen-Bradley 1791-16A0 by Rockwell Automation is a discontinued Block I/O module with 16 AC inputs, supporting 120VAC nominal input voltage. Designed for flexible mounting, it operates within a 79-132VAC on-state voltage range and requires 85-132VAC external power. This module integrates with various field instruments, providing reliable input interfacing for industrial automation systems.
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Product Type | Block I/O |
| No. of Inputs | Sixteen (16) |
| No. of Groups | 2 groups of 8 |
| On-state voltage range | 79-132VAC, 47-63 Hz |
| External Power, Voltage | 85-132VAC, 47-63 Hz |
| External Power, Current | 150 mA |
| Maximum Off-state Voltage | 35VAC |
| Nominal Input voltage | 120VAC |
| Compatible field instruments | proximity switches; limit switches; selector switches;float switches; pushbutton switches |
| Mounting | Vertical / Horizontal |
| Maximum output rating | 600mA @ 30 Deg. Celsius; 300mA @ 60 Deg. Celsius; |
| Maximum Surge Current | 10A for 50ms (repeatable every 2s) |
| Part Number/Catalog No. | 1791-16A0 |
| Voltage | 120V ac |
| Inputs per Block | 16 |
| Input On-state Voltage Range | 79-132V ac |
| Input On-state Current | 5mA @ 79V min. |
| Input Off-state Voltage | 35V max. |
| Input Off-state Current | 2.3mA min. |
| Outputs per Block | 0 |
| Output Voltage Range | N/A |
| External Power | 85-132V ac |
| Dimensions | 6.95 x 2.7 x 3.85 in. |
| Product Lifecycle Status* | Discontinued/Obsolete |
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