The SES INP2409 (2409) is a specialized power management and signal interface module often utilized in legacy industrial control systems and telecommunications hardware. Specifically associated with SES (Société d’Électronique et de Systèmes) architectures, this module is designed to provide stable DC power distribution and filtered input signal processing. It is engineered to operate in high-interference environments, ensuring that logic-level components receive clean, regulated power while protecting the system from external voltage transients.
Product Specifications
Technical Parameters
- Model Identification: INP2409 / 2409
- Manufacturer: SES
- Module Type: Input Power and Signal Interface
- Input Voltage: 24V DC (Standard industrial range)
- Output Voltage: Regulated 5V DC / 12V DC (Internal logic supply)
- Current Rating: 2.5 Amps (Typical)
- Filtering: Integrated EMI/RFI suppression
- Protection: Over-voltage and short-circuit protection with automatic recovery
Physical Datasheet
- Dimensions: 160mm x 100mm x 20mm (Standard Eurocard format)
- Weight: 0.38 kg (0.84 lbs)
- Country of Origin: France / Europe
- Connector Type: DIN 41612 standard connector
- Cooling: Natural convection
Application Fields
The INP2409 module is primarily found in the following sectors:
- Telecommunications: Powering line interface cards and signal processing racks.
- Railway Signaling: Providing stable power for trackside control units and interlocking logic.
- Industrial Automation: Serving as a front-end power filter for decentralized I/O systems.
- Legacy DCS Support: Supporting aging distributed control systems in manufacturing plants that require specific 24V/9V or 24V/5V conversion modules.
Product Usage Instructions
- Chassis Integration: Ensure the card cage or sub-rack is compatible with the DIN 41612 connector. The INP2409 should be inserted firmly until the gold-plated pins are fully seated in the backplane.
- Power Input: Connect the primary 24V DC source. Ensure the polarity is correct; although the module includes reverse-polarity protection, sustained incorrect wiring can lead to heat buildup.
- Grounding: The front faceplate of the INP2409 must be electrically bonded to the rack’s chassis ground to ensure the EMI filtering remains effective.
- Load Management: Do not exceed the rated current output. If powering multiple peripheral cards, calculate the total current draw to ensure the 2409 module stays within its thermal operating envelope.
- Status Monitoring: Most versions include a “Power OK” LED. If this LED is off while input power is present, check for a downstream short circuit that may have tripped the internal protection.
Q&A – Frequently Asked Questions
Q: Can the INP2409 be used in high-temperature environments? A: The module is rated for industrial temperatures (up to 60°C). However, for applications exceeding 50°C, it is recommended to use forced-air cooling (fans) within the cabinet to ensure long-term reliability.
Q: Is this module compatible with other SES 2000 series cards? A: Yes, the INP2409 is designed to provide the common power rail required by many SES-branded logic and communication modules.
Q: Where can I check stock for the SES INP2409 2409 module? A: For official quotes, expedited delivery, and availability of new or refurbished units, please visit our SES INP2409 2409 Inquiry and Support Portal.
Product Related News
In the 2026 industrial spare parts market, the SES INP2409 remains a critical “keep-it-running” component for specialized European infrastructure. As many telecommunication and railway systems reach their 20-year service milestones, the demand for original INP series modules has increased to support maintenance contracts. Industry trends show a move toward refurbishing these modules with high-grade industrial capacitors to prevent age-related power ripple. Maintenance experts emphasize that maintaining a supply of these specific power interface modules is essential for facilities that cannot yet transition to fully modern DC-powered digital architectures.
