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SKU:1771-A3B1
Panel Mount I/O Chassis | Allen-Bradley 1771-A3B1
Manufacturer: Allen-Bradley
Product No.: 1771-A3B1
Product Type: I/O Chassis
Product Origin: USA
Payment:T/T, Western Union
Weight: 5900g
Shipping port: Xiamen
Warranty: 12 months
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Description
Allen-Bradley 1771-A3B1 I/O Chassis
The Allen-Bradley 1771-A3B1 is a 12-slot I/O chassis. It houses modules for PLC-5 and SLC 500 control systems.
Core Specifications
- Brand & Model: Allen-Bradley 1771-A3B1
- Module Type: I/O Chassis
- Number of Slots: 12 I/O slots
- Weight: 5.9 kg (13 lbs)
- Max Backplane Current: 24 A at 5 VDC
- Operating Temp: 0°C to 60°C
- MTBF: 500,000 hours
Key Features
- 12-slot configuration
- 5.9 kg panel-mount chassis
- High 24A backplane power
- Reliable 500,000 hours MTBF
- Wide 0°C to 60°C operating range
- Vibration and shock resistant
- For PLC-5 and SLC 500 systems
Package Contents
- One Allen-Bradley 1771-A3B1 chassis
- Mounting hardware
- Installation guide
Shipping & Support
- FedEx, UPS, DHL shipping
FAQ
How many modules can it hold?
This chassis provides 12 slots for Allen-Bradley 1771 series I/O modules.
What is the backplane power capacity?
The backplane can supply up to 24 amperes at 5 VDC to all installed modules.
What PLC systems is it for?
The 1771-A3B1 is designed for use with Allen-Bradley PLC-5 and SLC 500 programmable controllers.
Additional Specifications
- Beige
- Green
- Silver
Scalar (V/f)
Vector
AC-powered
Buying Guide
- Confirm the exact model, part number, and specifications before ordering.
- Ensure compatibility with your current machinery or control systems.
- Reach out via sale@etowonauto.com or +8617859788089 for technical assistance.
- Review delivery options, lead times, and shipping requirements.
- Follow manufacturer instructions and best practices during installation.
Shipping And Return
In-stock items are typically dispatched the same business day. For products not currently in stock, dispatch times may vary based on availability. International shipping is available, and shipping costs are calculated according to destination, weight, and carrier selection.
Returns are accepted within 30 days of receipt, provided items are unused and in original condition. Return shipping costs are the responsibility of the customer. Please contact us before returning any item to receive return authorization.
For more details, please review our Shipping & Return Policy.

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30-day return support with a 12-month warranty for reliable after-sales protection.
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