SIEMENS 6ES7400-0HR01-4AB0 Central Processing Unit Power Supply – SIMATIC S7-400 Series
When a power supply module fails in a SIMATIC S7-400 PLC system, the consequences are immediate and severe: production lines halt, process control is lost, and every minute of downtime translates directly into financial loss. In mission-critical industries such as automotive manufacturing, chemical processing, and power generation, the reliability of the power supply backbone is non-negotiable. The SIEMENS 6ES7400-0HR01-4AB0 is the engineered answer to this challenge — a robust, high-performance power supply module purpose-built for the demanding requirements of the S7-400 platform.
Within the SIMATIC S7-400 family, the 6ES7400-0HR01-4AB0 occupies a critical position as a central rack power supply unit, delivering stable, regulated DC power to the CPU and I/O modules across the entire rack. The S7-400 series itself is Siemens’ flagship high-end PLC platform, trusted by Fortune 500 manufacturers and process industries worldwide for its scalability, redundancy capabilities, and deterministic performance. This specific module is engineered for installations requiring high current output and long-term operational stability in harsh industrial environments.
Technical Specifications
- Part Number: 6ES7400-0HR01-4AB0
- Product Family: SIMATIC S7-400
- Module Type: Power Supply Module (PS)
- Manufacturer: Siemens AG
- Form Factor: S7-400 Rack-Mount
- Weight: 500 g (approx.)
- Application: Central rack power supply for SIMATIC S7-400 systems
- Compatibility: SIMATIC S7-400 central racks (UR1, UR2, UR2-H, CR2, CR3)
Note: Detailed electrical specifications (input voltage range, output current, power rating) should be verified against the official Siemens datasheet for 6ES7400-0HR01-4AB0 prior to installation.
Key Features & Benefits
- High Reliability: Designed to Siemens’ stringent industrial-grade standards, ensuring continuous operation in 24/7 production environments.
- Stable DC Output: Provides clean, regulated power to CPU and I/O modules, preventing voltage fluctuation-induced faults.
- Rack Integration: Direct plug-in installation into S7-400 central racks — no external wiring harness required.
- Diagnostic LED Indicators: Onboard status LEDs for rapid fault identification and maintenance efficiency.
- Wide Industrial Temperature Range: Engineered for operation in demanding factory floor and process plant environments.
- Long Service Life: Built with industrial-grade components for extended MTBF (Mean Time Between Failures).
- Genuine OEM Part: Sourced from authorized supply chains, ensuring full compatibility and warranty compliance.
Industry & Equipment Applications
- Automotive Manufacturing: Body shop welding lines, paint shop conveyors, powertrain assembly automation.
- Chemical & Petrochemical: Distributed control system (DCS) integration, reactor control, pipeline SCADA.
- Power Generation & Utilities: Turbine control panels, substation automation, grid management systems.
- Steel & Metals: Rolling mill drives, furnace temperature control, continuous casting lines.
- Water & Wastewater Treatment: Pump station control, filtration process automation.
- Food & Beverage: Packaging line PLCs, batch processing controllers.
- Pharmaceutical: GMP-compliant process automation, cleanroom environmental control.
System Integration & Compatible Parts
The 6ES7400-0HR01-4AB0 is designed to integrate seamlessly within the SIMATIC S7-400 ecosystem. Compatible system components include:
- Central Racks: 6ES7400-1JA01-0AA0 (UR1), 6ES7400-2JA00-0AA0 (UR2)
- S7-400 CPUs: 6ES7412, 6ES7414, 6ES7416, 6ES7417 series
- Interface Modules: 6ES7460 / 6ES7461 series (for expansion rack connections)
- Digital I/O Modules: 6ES7421, 6ES7422, 6ES7431, 6ES7432 series
- Analog I/O Modules: 6ES7431, 6ES7432, 6ES7460 series
- Communication Processors: 6GK7443 series (PROFIBUS, Industrial Ethernet)
Contact our technical team to verify compatibility with your specific S7-400 configuration before ordering.
Our Quality Assurance Process
At Konmask.com, every SIEMENS module undergoes a rigorous multi-stage verification process before shipment:
- Source Verification: All units are sourced from traceable, authorized supply channels.
- Visual Inspection: Physical examination for damage, counterfeit markings, and component integrity.
- Label & Serial Number Authentication: Cross-referenced against Siemens manufacturer databases where applicable.
- Functional Testing: Key modules are bench-tested prior to dispatch.
- Secure Packaging: Anti-static packaging with shock-absorbing materials for safe international transit.
How to Order
- Submit your inquiry via the Contact / RFQ form on this page.
- Provide your required quantity, delivery destination, and any urgency requirements.
- Our team will respond within 1 business day with availability confirmation and a formal quotation.
- Upon order confirmation, we arrange secure packaging and international shipping with full tracking.
- Post-delivery technical support is available via email and phone.
Why Choose Konmask.com?
- Industrial Automation Specialists: Focused exclusively on PLC, DCS, and industrial control components — not a generalist marketplace.
- Global B2B Supply: Serving engineering teams, MRO procurement departments, and system integrators across 30+ countries.
- Fast Response: Dedicated account managers respond to RFQs within 24 hours.
- Competitive Pricing: Direct sourcing relationships enable competitive pricing without compromising authenticity.
- Technical Expertise: Our team includes qualified automation engineers who can advise on compatibility and system design.
- Secure Transactions: Professional B2B invoicing, flexible payment terms for qualified buyers.
Frequently Asked Questions
Q: Is the 6ES7400-0HR01-4AB0 a new or refurbished unit?
A: We supply both new (factory-sealed) and professionally refurbished units depending on availability. The condition is clearly stated in your quotation. All units pass our quality inspection process.
Q: What is the lead time for this module?
A: Lead time varies by stock availability. In-stock units typically ship within 2–5 business days internationally. Please submit an RFQ for current availability.
Q: Can you provide a Siemens certificate of conformity?
A: Documentation availability depends on the specific unit and sourcing channel. Please specify your documentation requirements in your inquiry.
Q: Do you ship to my country?
A: Yes, we ship globally via DHL, FedEx, UPS, and freight forwarders. Import duties and customs clearance are the buyer’s responsibility unless otherwise agreed.
Q: What warranty is provided?
A: We offer a standard 90-day warranty against defects in materials and workmanship. Extended warranty options are available — please inquire.
Q: Can I return the module if it is incompatible?
A: Please verify compatibility with our technical team before ordering. Returns are handled on a case-by-case basis per our returns policy.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
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