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Home Product 1771-P4R Allen-Bradley 1771 Series Redundant Power Supply Module, PLC Backup System
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1771-P4R Allen-Bradley 1771 Series Redundant Power Supply Module, PLC Backup System

Allen-Bradley 1771-P4R
1771-P4R Power Supply
PLC-5 1771-P4R
1771-P4R
The Allen-Bradley 1771-P4R is a 24V DC power supply module designed for PLC-5 control systems, delivering 16A output to support 1771 I/O modules. This open-style chassis-mount unit ensures reliable power distribution and seamless integration with industrial automation setups, offering durability and stability for demanding applications.
Categories:Automation
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Product Description

The Allen-Bradley 1771-P4R Power Supply is a critical component designed for the PLC-5 series, providing reliable power distribution within industrial automation systems. This 1771-P4R unit operates on a wide input voltage range of 85-265V AC, delivering regulated DC power to support connected I/O modules and controllers. Compatible with the PLC-5 1771 chassis, it seamlessly integrates with up to 16 I/O modules, ensuring stable communication via Data Highway Plus (DH+) protocols. Engineered for harsh environments, the 1771-P4R operates within -20°C to 60°C, making it ideal for manufacturing, process control, and heavy machinery industries. Its rugged design offers high fault tolerance and easy maintenance, though its legacy architecture may require adapters for modern systems. The compact form factor and robust performance make it a durable choice for legacy upgrades.
Parameter Specification
Manufacturer Allen-Bradley
Product Model 1771-P4R
Power Supply Type PLC-5 Rack-Compatible Power Supply
Input Voltage 85-264 VAC (47-63 Hz)
Output Voltage 5 VDC @ 4A, 24 VDC @ 0.5A (Backplane Power)
Efficiency Rating 85% Minimum
Operating Temperature 0°C to 60°C
Certification UL Listed, CE Compliant
Protection Features Overload, Short Circuit, Overvoltage
Compatibility PLC-5 Control Systems, 1771 I/O Modules
question:Can the company ensure stable supply?
answer:Yes, we maintain long-term partnerships with suppliers and manage inventory rigorously to guarantee consistent product availability.
question:Why is the shipping cost high? Any cheaper options?
answer:We offer multiple logistics solutions, including economy options. Contact us to tailor a cost-effective shipping plan for your needs.
question:Can you provide upgraded or alternative models?
answer:Yes, we offer a wide range of upgraded and alternative models, with flexible customization to meet specific requirements.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
question:Can the company ensure stable supply?
answer:Yes, we maintain long-term partnerships with suppliers and manage inventory rigorously to guarantee consistent product availability.
question:Why is the shipping cost high? Any cheaper options?
answer:We offer multiple logistics solutions, including economy options. Contact us to tailor a cost-effective shipping plan for your needs.
question:Can you provide upgraded or alternative models?
answer:Yes, we offer a wide range of upgraded and alternative models, with flexible customization to meet specific requirements.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
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