Overview
The Sanken RH3-2011 is a switching mode power supply board designed for reliable power distribution in industrial and electrical equipment applications. This used unit features switching technology that provides stable, efficient power delivery. As a discontinued/obsolete product from Sanken Electric’s legacy lineup, this board is suitable for replacement or repair applications where compatibility is confirmed with the original system design.
Key Features
- Switching mode topology for efficient power conversion
- Compact board-level design for integration into larger systems
- Sanken Electric manufacturing — long history of reliable switching power supplies
- Used condition, fully functional for legacy equipment support
- Industrial-grade construction for demanding applications
Technical Specifications
Due to the discontinued status of this model, detailed specifications must be verified against your original equipment documentation. Typical Sanken switching power supplies of this era feature the following characteristic parameters:
- Switching frequency: 20–150 kHz (typical for era and class)
- Efficiency: 75–85% (standard for switching converters)
- Operating temperature range: 0–50°C (standard industrial)
- Protection: Overcurrent, overvoltage, thermal shutdown
Typical Applications
- Legacy industrial control equipment repair and maintenance
- Embedded power supply replacement in distributed control systems
- Board-level power conversion for OEM electrical equipment
- Research and reverse-engineering of legacy switching designs
Compatibility & Replacements
Compatible With
- Verify compatibility with your system integrator before ordering
- Original equipment design using Sanken RH3-2011
- Equipment requiring switching mode AC-to-DC or DC-to-DC conversion
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. This is a discontinued Sanken model; direct replacement compatibility must be confirmed against original circuit documentation.
Works With
- Legacy industrial control systems
- OEM embedded power supply slots and connectors (verify pinout and rating)
- Universal AC or DC input systems (confirm voltage and frequency rating)
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{
“label”: “Model Number”,
“value”: “RH3-2011”
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{
“label”: “Product Type”,
“value”: “Switching Mode Power Supply Board”
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{
“label”: “Condition”,
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