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Allen-Bradley 1746-P2 SLC 500 Power Supply Module
The Allen-Bradley 1746-P2 is an SLC 500 power supply module designed to provide stable DC power to PLC racks and installed modules. It ensures reliable system operation, supports multiple I/O modules, and delivers consistent performance for industrial automation applications requiring dependable power distribution.
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Description
The Allen-Bradley 1746-P2 is a power supply module used with the SLC 500 PLC system, designed to deliver regulated DC power to the chassis and all installed modules. It converts incoming AC voltage into the required DC levels needed for proper PLC operation. Installed directly into the SLC 500 rack, it serves as the central power source, ensuring all connected I/O and processor modules function reliably.
Built for industrial environments, the 1746-P2 provides consistent and efficient power distribution, supporting stable system performance even under demanding conditions. Its robust design helps protect the system from voltage fluctuations and ensures long-term reliability. With easy installation and seamless integration, it is widely used in manufacturing, process control, and automation systems where dependable power supply is essential.
QTech Safety is a leading supplier of Allen-Bradley 1746-P2 SLC 500 Power Supply Module in Ireland, offering competitive prices and fast worldwide shipping across United Kingdom (UK), Germany, France, Italy, Spain, United States USA, Canada, Mexico, and Western Australia (Perth). Buy Allen-Bradley PLC Power Supply Module from one of Ireland’s most trusted industrial safety equipment suppliers.
Features of Allen-Bradley 1746-P2 SLC 500 Power Supply Module
Provides regulated DC power to SLC 500 chassis and modules
Input voltage: 85–132V AC
Output backplane power: 5V DC and 24V DC
High current capacity to support multiple I/O modules
Overload and short-circuit protection
Built-in fuse protection for safety
LED status indicator for power monitoring
Rack-mounted design (fits directly into SLC 500 chassis)
Ensures stable and reliable PLC operation
Designed for industrial environments (temperature, vibration resistance)
Easy installation and maintenance
Compatible with all SLC 500 systems
Technical Specifications of Allen-Bradley 1746-P2
Module Type : | Rack-mount power supply for SLC 500 chassis |
Line Voltage (Input) : | 85–132 / 170–265V AC, 47–63 Hz (auto-ranging) |
Typical Line Power Requirement : | 180 VA |
Maximum Inrush Current : | 20 A |
Internal Current Capacity : | 5 A at 5V DC 0.96 A at 24V DC |
24V DC User Power Current Capacity : | 200 mA |
24V DC User Power Voltage Range : | 18–30V DC |
Max. User-Supplied Overcurrent Protection : | 15 A |
CPU Hold-up Time : | 20 ms (full load) 3000 ms (no load) |
Fuse Protection : | 1746-F2 or equivalent (user-replaceable) |
Ambient Operating Temperature : | 0…+60 °C (32…+140 °F); derate current 5% above +55 °C |
Isolation : | 1800V AC RMS for 1 s (input to backplane) |
Status Indicators : | Power OK LED |
Mounting : | Mounts directly to SLC 500 chassis |
Certifications : | UL Listed, CSA Certified, CE compliant, Class I Div 2 hazardous locations (when marked) |
Allen-Bradley 1746-P2
Standard Part Number
- 1746-P2
Alternate Part Number
- 1746-P3
- 1746-P5
- 1746-P6
Applications
Providing power to SLC 500 PLC racks and modules
Supplying stable voltage to CPU and I/O modules
Used in industrial automation systems for reliable operation
Powering PLC systems in manufacturing plants
Used in process industries like oil & gas, chemical, and water treatment
Supporting factory automation lines and machinery
Used in packaging and material handling systems
Powering PLC-based conveyor and assembly systems
Ensuring continuous operation in control panels
Used in HVAC and building automation systems
Why Choose QTech Safety?
At QTech Safety, we’re more than just a safety supplier we’re your trusted partner in workplace protection and compliance.
Here’s why companies across UK and Ireland (EU) choose us for safety products and training:
- Comprehensive Range of Safety Equipment:
From gas detection and PPE to industrial safety tools, we offer one of the widest selections of trusted brands all at competitive Irish market prices. - Test & Measurement Instruments You Can Trust:
We supply a wide range of test and measurement instruments from the most leading and trusted brands, including industrial sensors, multimeters, oscilloscopes, accelerometers, proximity sensors, and other advanced measurement tools to support accurate diagnostics, condition monitoring, calibration, and maintenance applications. - Expert Health & Safety Training:
We provide professional health and safety training programmes designed to help your workforce stay compliant and confident on the job. - Fast, Reliable Delivery Worldwide:
Whether you’re in Texas United States or Perth Western Australia, our fast delivery service ensures you get your safety equipment quickly and efficiently. - Trusted by European Businesses:
We’re proud to support industries across Europe (UK) with certified safety solutions, expert advice, and responsive customer service.
We Ship Worldwide
At QTech Safety, we supply industrial safety products across Ireland and offer fast, reliable worldwide delivery. Through strong global logistics partnerships, we ensure efficient shipping and professional support for customers in Europe, North America and Australia.
🡆 Europe (United Kingdom, Ireland, Germany, France, Italy, Spain, and the rest of European Union)
🡆 Australia (Western Australia WA, Queensland QLD, and New South Wales NSW)
🡆 North America (United States, Canada, Mexico)

