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AB MOX12/4U-P3509B | 350W ControlLogix DC/DC Power Supply Unit

The Allen-Bradley MOX12/4U-P3509B 80026-173-23 is a 350W industrial power supply providing stable 12V DC output with integrated overload protection and high efficiency for PLC control systems.
Description
Brief Product Description
The Allen-Bradley MOX12/4U-P3509B 80026-173-23 is a high-efficiency 350W control power supply engineered to provide a stabilized 12V DC output for complex PLC and DCS environments. This rugged power module ensures consistent performance for sensitive electronic components by delivering clean voltage with minimal ripple.
Product Description
Reliable Power Delivery for Automation Infrastructure
The Allen-Bradley MOX12/4U-P3509B functions as a high-integrity power foundation for industrial control systems. By converting high-voltage inputs into a precise 12V DC output, this unit supports the continuous operation of frequency converters and control logic boards. Its 350W capacity provides ample overhead for demanding automation tasks, while its sophisticated voltage regulation ensures that fluctuations in the main line do not compromise the performance of downstream hardware. Furthermore, the module’s low output ripple specifically targets the needs of precision instruments, preventing electronic noise from disrupting signal accuracy.
Advanced Thermal Management and Circuit Protection
To thrive in harsh industrial settings, the 80026-173-23 power supply incorporates a suite of proactive safety features. The unit utilizes integrated protection circuitry to shield against overloads, over-voltage conditions, and short circuits, thereby preventing damage to the wider control network. Its hardware design prioritizes high energy efficiency, which significantly reduces internal heat generation and extends the lifespan of the electrolytic capacitors. Consequently, this optimized thermal profile allows the power supply to operate reliably across a broad temperature spectrum, maintaining system uptime in environments ranging from climate-controlled server rooms to unconditioned factory floors.
Versatile Integration and Space Efficiency
The compact form factor of the AB MOX12/4U-P3509B allows engineers to maximize available panel space without sacrificing power density. This module integrates effortlessly into existing ControlLogix and PLC-based architectures, providing a trustworthy solution for building control, telecommunications, and heavy manufacturing. Although this specific model reached its official discontinuation milestone in 2016, it remains a critical component for maintaining legacy infrastructure. Its robust construction and USA-based manufacturing origin reflect the high standards required for mission-critical industrial applications where reliability is non-negotiable.
Technical Specifications
| Feature | Details |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Model Number | MOX12/4U-P3509B |
| Part Number | 80026-173-23 |
| Output Wattage | 350 Watts |
| Output Voltage | 12V DC |
| Input Voltage Range | 100–240V AC |
| Module Type | Control Power Supply / Frequency Converter Power |
| Product Origin | USA |
| Weight | 0.9 kg |
| Dimensions | 3.5 x 13 x 14.5 cm |
Additional information
| Weight | 0.9 kg |
|---|---|
| Country of Origin | USA |
| Dimension | 3.5 x 13 x 14.5 cm |
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