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Mean Well ERDN40-12 Redundancy Module Power Supply 40A
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Mean Well ERDN40-12 Redundancy Module Power Supply 40A
The ERDN40 is a Mean Well power converter (operating temperature: -40~+85℃).
Key Features
- ✓ Wide operating temperature: -40~+85℃
- ✓ Protections: Short circuit / Overload
- ✓ DC OK relay contact output
- ✓ Safety approvals: WITHSTAND VOLTAGE ISOLATION RESISTANCE IEC62368-1, UL62368-1, EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesERDN Series
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Power Rating480 Watt
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Output Voltage12 Volt
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Rated Current40 Ampere
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Input Voltage9V~14V
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No of Output1
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Dimming ControlNone
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Standards MetCB,CE,EAC,UL
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Operation ModeConstant Voltage
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Operating Temperature-40°C~80°C
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Warranty3 Year
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Length3.9 in
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Width3.82 in
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Height1.42 in
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Weight0.62 lb
::specification::
Frequently Asked Questions
Can I use the ERDN40-12 for a redundant 12V PLC or control cabinet power system?
Yes. The ERDN40-12 is a 12V constant voltage redundancy module rated for 40A and 480W, and it supports both 1+1 and 1+N redundancy. That makes it appropriate for 12V industrial control and automation systems where redundant DC power is required.
Is the ERDN40-12 suitable for 12V embedded or industrial computer loads that need power-path redundancy?
Yes. It is designed as a redundancy module with 12V output and 40A capacity, so it fits 12V embedded and industrial electronics that need a redundant power architecture. The relay contacts for monitoring power status also support systems that need power-state signaling.
Can this redundancy module be used in a 12V automation panel with multiple power supplies in parallel redundancy?
Yes. The ERDN40-12 supports both 1+1 and 1+N redundancy, which is the intended use case for multi-supply redundant 12V systems. Its 40A output current and 480W power rating define the 12V load range it is built to support.
Is the ERDN40-12 a good fit for 12V communications or security equipment that must stay online if one supply fails?
It can be a fit for 12V constant voltage equipment that needs redundant power continuity. The module is rated for 12V, 40A, and 480W, and it includes relay contacts for monitoring power status in uptime-sensitive systems.
What is the difference between the ERDN40-12, ERDN40-24, and ERDN40-48?
The ERDN40-12 is rated for 12V, 40A, and 480W. The ERDN40-24 is rated for 24V, 40A, and 960W, while the ERDN40-48 is rated for 48V, 40A, and 1920W. All three are redundancy modules in the same series.
Can the ERDN40-12 be used outdoors or in harsh temperature conditions?
Its operating temperature range is -40°C to +80°C, which covers a wide temperature span. However, no IP rating is listed in these specs, so outdoor suitability is not established by the provided enclosure information.
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Other ERDN40 Models
2 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well ERDN40-48 Redundancy Module Power Supply 40A | 1920W | 48V | 40A | Indoor | $38.30 | View |
| Mean Well ERDN40-24 Redundancy Module Power Supply 40A | 960W | 24V | 40A | Indoor | $38.30 | View |
