Schneider Electric 140CPS52400C Power Supply Module – Modicon Quantum
Product Overview
Are you struggling with unstable DC power delivery in your Modicon Quantum automation system? The Schneider Electric 140CPS52400C is the reliable solution you need. This redundant power supply module is engineered to provide consistent 5.1 V DC output at 8 A, ensuring your PLC and I/O modules operate without interruption. With a wide input voltage range of 100–150 V DC, it adapts to varying plant conditions, while internal protections safeguard your investment.
Whether you are upgrading an existing Quantum rack or building a new control panel, the 140CPS52400C delivers the performance and durability required for demanding industrial environments. Its compact standard format fits seamlessly into your existing setup, and the green PWR OK LED gives you at-a-glance status indication.

Key Features
- Wide Input Range: Accepts 100–150 V DC, making it compatible with various DC bus voltages.
- Stable Output: Provides 5.1 V DC at 8 A, ensuring reliable power to your Quantum modules.
- Redundant Power Supply: Supports redundant configurations for high-availability systems.
- Internal Protections: Overvoltage and overload protection prevent damage to connected equipment.
- Fast Hold-up Time: ≤1 ms hold-up time maintains output during brief interruptions.
- CE Marked: Meets European safety standards for industrial use.
- Conformal Coating: Humiseal 1A33 protects against moisture and contaminants.
- Local Signaling: Green LED indicates power OK status.
- Rugged Design: Operating temperature range of 0–60°C and storage from -40–85°C.
Technical Specifications
| Parameter | Value |
|-----------|-------|
| Manufacturer | Schneider Electric |
| Product Type | Power Supply Module |
| Product Line | Modicon Quantum |
| Part Number | 140CPS52400C |
| UPC | 785901556015 |
| Nominal Input Voltage | 125 V DC |
| Input Voltage Range | 100–150 V DC |
| Input Current | 0.5 A @ 125 V DC |
| Inrush Current | 28 A @ 125 V DC |
| Output Voltage | 5.1 V DC |
| Output Current | 8 A (redundant) |
| Hold-up Time | ≤ 1 ms |
| Power Dissipation | 6 + (1.5 × Iout) W |
| Fuse Rating | 2 A slow-blow |
| Overvoltage Protection | Internal |
| Overload Protection | Internal |
| Local Signaling | 1 LED (green) PWR OK |
| Marking | CE |
| Standards | CSA C22.2 No 142, UL 508 |
| Certifications | cUL, FM Class 1 Division 2 |
| Electrostatic Discharge | 4 kV contact, 8 kV air (IEC 801-2) |
| Electromagnetic Field Resistance | 9.1 V/m (10 V/m) 80–2000 MHz (IEC 801-3) |
| Operating Temperature | 0–60°C (32–140°F) |
| Storage Temperature | -40–85°C (-40–185°F) |
| Relative Humidity | 95% without condensation |
| Operating Altitude | ≤ 5000 m (16404 ft) |
| Net Weight | 0.65 kg (1.43 lb) |
| Protective Treatment | Conformal coating Humiseal 1A33 |
| Module Format | Standard |
| Country of Origin | CN |

Applications
The 140CPS52400C is ideal for a wide range of industrial automation applications, including:
- Manufacturing Lines: Reliable power for PLC-based control systems in assembly and packaging.
- Process Control: Ensures uptime in chemical, oil, and gas plants where power stability is critical.
- Water Treatment: Powers control systems for pumps, valves, and monitoring equipment.
- Material Handling: Supports conveyor systems and robotic cells in warehouses.
- Energy Management: Used in power distribution and renewable energy monitoring.
- Infrastructure: Building automation and HVAC control systems.
Its redundant capability makes it perfect for critical processes where downtime is not an option.
Why Choose UbestNine?
At UbestNine, we specialize in providing high-quality new and refurbished industrial automation parts. Here’s why customers trust us:
- Quality Assurance: Every product is tested to ensure it meets OEM specifications.
- Competitive Pricing: Save up to 50% off list prices without compromising quality.
- Fast Shipping: Most orders ship within 24 hours from our global warehouses.
- Expert Support: Our knowledgeable team helps you find the right part for your application.
- Warranty: All products come with a warranty for your peace of mind.
Whether you need a single module or bulk quantities, we have the inventory and expertise to support your operations.
FAQ
Q: Is the 140CPS52400C a redundant power supply?
A: Yes, it supports redundant configurations, allowing you to use two modules for high availability.
Q: What is the output voltage and current?
A: It provides 5.1 V DC output with a current rating of 8 A (redundant).
Q: Can I use this module with 125 V DC input?
A: Yes, the nominal input is 125 V DC, and it accepts a range of 100–150 V DC.
Q: Does it have overload protection?
A: Yes, internal overload and overvoltage protection are built-in.
Q: What is the hold-up time?
A: The hold-up time is ≤1 ms, ensuring output stability during brief power interruptions.
Q: Is this product CE certified?
A: Yes, it carries CE marking and also meets UL and CSA standards.
Q: What is the operating temperature range?
A: It operates from 0°C to 60°C (32°F to 140°F).
Q: Does UbestNine offer a warranty?
A: Yes, all our products come with a warranty. Contact us for details.
Q: Can I get a datasheet?
A: Yes, request a datasheet from our sales team.
Ordering Information
- Part Number: 140CPS52400C
- Category: 18155-QUANTUM I/O & POWER SUPPLIES
- GTIN: 3595861137448
- Discount Schedule: PC21
Ready to secure your power supply? Contact UbestNine today for a quote and fast delivery.