1791-16AC
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Original Packaging
Surplus stock in its original box. Units may have been briefly powered on for verification purposes only.
- No visible signs of wear, use, or physical damage.
- Arrives in the original manufacturer packaging — factory seal may be absent and outer box may show minor shelf wear or labeling.
- All standard hardware and accessories included unless otherwise noted.
- Documentation and instructions not guaranteed.
- Date codes or product series may differ from current factory inventory.
- Packaging language and country of origin may vary.
- Backed by Marci Hardware's 1-year warranty. Original manufacturer warranty does not apply.
Marci Hardware Packaging
Surplus stock repacked and shipped in Marci Hardware-branded packaging. Units may have been briefly powered on for verification purposes only.
- No visible signs of wear, use, or physical damage.
- Ships in Marci Hardware-branded or generic aftermarket packaging — original manufacturer box not included.
- Some accessories, hardware, or documentation included with factory-new units may not be present.
- Date codes or product series may differ from current factory inventory.
- Packaging language and country of origin may vary.
- Backed by Marci Hardware's 1-year warranty. Original manufacturer warranty does not apply.
Refurbished
Previously owned or unused units with minor cosmetic imperfections, restored to full working condition.
- May have prior production or field use.
- Each unit is inspected, tested, and cleaned by Marci Hardware before shipment.
- Some accessories, hardware, or documentation included with factory-new units may not be present.
- Backed by Marci Hardware's 1-year warranty. Original manufacturer warranty does not apply.
Overnight Shipping Available
Rush service is available during checkout, or contact us for expedited shipping options:
Phone Number: (832) 343-0718
Email: sales@marcihardware.com
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Ships from Stafford, TX
The Allen-Bradley 1791-16AC is a block I/O module that provides sixteen (16) 120 VAC inputs and sixteen (16) 120 VAC outputs in a single compact unit. Designed for Remote I/O (RIO) systems, it integrates power, signal conditioning, and interface electronics to simplify connection of discrete field devices to PLC controllers. Rugged and mountable in multiple orientations, it’s ideal for distributed control architectures in industrial automation environments.
Technical details
| Specification | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Product Line | 1791 Block I/O |
| Model / Part No. | 1791-16AC |
| I/O Channels | 16 AC inputs / 16 AC outputs |
| Nominal Input Voltage | 120 VAC |
| Input Voltage Range | 79 – 132 VAC, 47 – 63 Hz |
| Output Voltage Range | 20 – 132 VAC |
| Nominal Input Current | ~11 mA per input |
| External Power Supply | 85 – 132 VAC, 47 – 63 Hz |
| Mounting | Horizontal or vertical |
| Total Channels | 32 points (16 in + 16 out) |
| Communication | Remote I/O adapter mode |
| Module Weight | ~0.91 kg |
| Product Status | Discontinued/obsolete |
| Typical Use | Distributed discrete I/O for industrial PLC systems |
I will ship within one business day. International buyers are welcome. IF you want Expedited Shipping we can help you as well. We can ship under your (FedeX, UPS, DHL) Account if you have one. We Do Trade-Ins as well. Customer satisfaction is our priority. Call us 8323430718
1 Year Warranty ( Manufacturer warranty DO NOT apply )