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- Honeywell
- 900P01-0401
- HC900 Power Supply
- USA
- 137 x 72.6 x 151.7 mm
- 0.82 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Honeywell 900P01-0401 HC900 Power Supply Module is a high-reliability industrial power unit designed for Honeywell HC900 Distributed Control Systems (DCS). It provides stable and regulated DC power to system controllers, I/O modules, and communication components, ensuring safe and continuous operation in mission-critical automation environments.
This version is engineered for enhanced safety and industrial compliance, making it suitable for applications where system reliability and electrical protection are essential.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Honeywell |
| Model | 900P01-0401 |
| Product Type | HC900 Power Supply Module (SIL / Industrial Variant) |
| Input Voltage Range | 90–264V AC |
| Frequency | 47–63 Hz |
| Output Voltage | 24V DC (and auxiliary regulated outputs depending on system configuration) |
| Output Power | ~50–60W class industrial PSU |
| Protection Functions | Overvoltage / Overcurrent / Short-circuit / Thermal protection |
| Safety Level | SIL-rated variant (system-dependent) |
| Efficiency | High-efficiency switching design |
| Cooling Method | Natural convection |
| Dimensions | 137 × 72.6 mm |
| Weight | 0.82 kg |
| Mounting Type | Rack-mounted / Control cabinet installation |
| Application | Honeywell HC900 automation systems |
| Compatibility | HC900 platform (including safety-oriented configurations) |
Function and Working Principle
The Honeywell 900P01-0401 operates as a safety-enhanced AC-to-DC switching power supply within HC900 systems.
Its working process includes:
- Receiving wide-range AC input power
- Converting AC into regulated DC output
- Providing stable voltage to control system modules
- Filtering noise and suppressing electrical disturbances
- Supporting safer operation in critical industrial environments
This ensures reliable operation even in safety-sensitive automation applications.
Role in Industrial Control Systems
Within the HC900 architecture, this module serves as a core safety-oriented power distribution component.
It supplies power to:
- Controller (CPU) modules
- I/O modules (digital and analog)
- Communication interfaces
- System backplane and rack assemblies
Compared to standard versions, this variant is typically used in higher safety integrity or redundant system configurations.
Industrial Applications
The Honeywell 900P01-0401 is commonly used in:
- Safety-critical Distributed Control Systems (DCS)
- Oil and gas processing facilities
- Petrochemical and chemical plants
- Power generation systems
- Industrial automation with redundancy requirements
- High-availability process control environments
It is particularly suitable for systems requiring enhanced reliability and safety compliance.
Installation and System Integration
Proper installation is essential for safety and performance:
- Installed in HC900 control racks or cabinets
- Connected to industrial AC power supply (wide-range input supported)
- Provides regulated DC output to system modules
- Requires strict grounding and shielding practices
- Must ensure ventilation for continuous operation
Correct installation helps maintain system safety integrity and long-term stability.
Compatible System Components
The 900P01-0401 power supply is typically used with:
- Honeywell HC900 controllers
- Digital input/output modules
- Analog I/O modules
- Communication modules
- Redundant system architectures
- Rack and backplane assemblies
It is often used in high-reliability or safety-oriented configurations.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 900P01-0301 | HC900 Power Supply | Standard 60W PSU | General automation systems |
| 900P01-0201 | HC900 Power Supply | OEM variant | Replacement use |
| 900P01-0101 | HC900 Power Supply | Standard revision | Basic HC900 setups |
| 900P02-0001 | High-capacity PSU | Higher load support | Large-scale systems |
| Redundant PSU Systems | Dual power setup | Fault tolerance | Critical safety systems |
Key Advantages
- Safety-oriented industrial design
- Stable 24V DC output for HC900 systems
- High immunity to electrical disturbances
- Suitable for redundant architectures
- Compact and robust construction
- Designed for continuous industrial operation
Technical FAQs
What is the main function of the 900P01-0401 module?
It provides stable and safety-enhanced DC power for Honeywell HC900 control systems.
Is it different from standard HC900 power supplies?
Yes, it is typically used in safety or higher reliability system configurations.
Can it support redundant systems?
Yes, it is commonly used in redundant or high-availability setups.
What happens if the power supply fails?
System modules may lose power, potentially affecting controller operation depending on architecture.
Conclusion
The Honeywell 900P01-0401 HC900 Power Supply Module is a safety-enhanced industrial power solution designed for high-reliability automation systems. With its robust protection features, stable output performance, and suitability for critical environments, it plays an important role in ensuring continuous and secure operation of HC900 control architectures.
For engineers and system integrators, this module provides a dependable power foundation for safety-oriented and mission-critical industrial applications.