MORNSUN Redundancy Module-Parallel Power Supply Redundancy Module
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MORNSUN's redundancy modules are designed to create highly reliable 1+1 and N+1 parallel redundant power systems when combined with power supplies. These modules reduce current stress and feature DC OK functionality with LED status indicators, allowing real-time monitoring of power supply operating conditions for enhanced reliability and convenience. With diode decoupling for cost-effective redundancy implementation, these modules support N+1 parallel redundancy and achieve up to 97% operating efficiency. Featuring wide input voltage range, wide operating temperature, and excellent EMC performance, they meet IEC/EN61000-4, CISPR32/EN55032, IEC/EN/UL62368, EN61558, and EN60335 standards. The FS-A(B)xxW series additionally provides reverse current protection at the power supply output. These redundancy modules are widely used in building automation, telecommunications, electric power, security systems, medical equipment, industrial control, and logistics applications.
Product Features:
- Diode decoupling for cost-effective redundancy system implementation
- Supports 1+1 and N+1 parallel redundancy configurations
- DC OK function with LED status indicators for real-time power supply monitoring
- High operating efficiency up to 97% (LIR-20) and up to 99.5% (FS-AxxW series)
- Reduces current stress for improved reliability
- Wide input voltage ranges: 22-60VDC (LIR-20), 9-60VDC (LIR40-40), and various options for FS-AxxW series
- Operating temperature range: -40℃ to +80℃ / +85℃ depending on model
- Excellent EMC performance meeting IEC/EN61000-4 and CISPR32/EN55032 standards
- Certified to EN62368, compliant with IEC/UL62368, EN61558, EN60335 standards
- FS-A(B)xxW series features reverse current protection at power supply output
- Multiple package options available for different mounting requirements
- Ideal for building automation, telecommunications, electric power, security, medical, industrial control, and logistics applications
Wholesale and Distributors:
Please contact the following email address for a product quote:
Vic@feisman.cn



| Models | Operating Temperature(℃) | Efficiency(%) | Size(mm) | VINV |
|---|---|---|---|---|
| LIR-20 | ||||
| LIR-20 | -40℃ to +80℃ | 97 | 35.00*125.00*112.70 | 22 - 60VDC |
| FS-A(B)xxW | ||||
| FS-A32W | -40°C to +85°C | 99.5 | 55.00*60.00*26.50 | 20-28VDC |
| FS-A60W | -40°C to +85°C | 99.5 | 55.00*60.00*26.50 | 10-15VDC |
| FS-B16W | -40°C to +85°C | 99.5 | 55.00*60.00*26.50 | 42-54VDC |
| LIHR40-20-H | ||||
| LIHR40-20-H | -40℃ to +85℃ | 98 | 121.00*34.00*124.00 | 22 - 60VDC |
| LIR40-40 | ||||
| LIR40-40 | -40℃ to +85℃ | 98 | 124.00*54.00*110.00 | 9 - 60VDC |
| LUPS20-24F-N | ||||
| LUPS20-24F-N | -40℃ to +75℃ | 98 | 124.00*46.00*124.00 | 22.5 - 30VDC |
| LUPS40-24F-N | ||||
| LUPS40-24F-N | -40℃ to +75℃ | 98 | 124.00*46.00*127.00 | 18-30VDC |
