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Mean Well ERPF-400-12 Switching Power Supply 400W 12V
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Mean Well ERPF-400-12 Switching Power Supply 400W 12V
Features:
⦁ Universal AC input / Full range
⦁ (Withstand 300VAC surge input for 5 seconds)
⦁ Built-in active PFC function
⦁ High efficiency up to 91%
⦁ Design against rain splash
⦁ Protections: Short circuit / Overload / Over voltage/
⦁ Over temperature
⦁ Cooling by free air convection
⦁ LED indicator for power on
⦁ Low cost,high reliability
⦁ 100% full load burn-in test
⦁ 3 years warranty
General Specification:
Input Voltage
90 - 264VAC 127 - 370VDC
Inrush Current
cold start 45A/115VAC, 90A/230VAC
Over Load Protection
105 - 135% rated output power
Protection type : Constant current limiting, recovers automatically after fault condition is removed
Short Circuit Protection
Protection type : Constant current limiting, recovers automatically after fault condition is removed
Over Voltage Protection
(13.8 - 16.2V) (27.6 - 32.4V) (55.2 - 64.8V)
Protection type :Shut down O/P voltage, re-power on to recover
Over Temperature Protection
Shut down O/P voltage, recovers automatically after temperature goes down
Withstand Voltage
I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC
Operating Temperature
-30 - +60℃ (Refer to output load derating curve)
Safety Standard
UL60950-1,IEC/BS EN/EN62368-1, GB 4943.1, EAC TP TC 004, IS13252(Part1)(for 12,24 only) approved
Dimension (LxWxH)
220.4 x 130 x 48mm
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BrandMean Well
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SeriesMean Well ERPF Series
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Power Rating360 Watt
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Output Voltage12 Volt
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Rated Current30 Ampere
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Input Voltage90V~264V
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No of Output1
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Standards MetCB,CCC,CE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-30°C~60°C
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Warranty3 Year
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Length8.68 in
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Width5.12 in
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Height1.89 in
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Weight2.43 lb
::specification::
Frequently Asked Questions
What is the Mean Well ERPF-400-12 used for?
The ERPF-400-12 is a 12V enclosed switching power supply designed for higher-power DC applications that need up to 30A output. It is commonly considered for security, control, and other commercial or industrial systems where a robust enclosed AC-DC supply is required.
What are the main output specifications of the ERPF-400-12?
This model provides a 12V DC output with a rated current of 30A. The listed product data shows a 360W power rating, while the product name identifies it as part of the 400W ERPF series. Buyers should use the model-specific published rating shown on the product page when matching load requirements.
What input range does the Mean Well ERPF-400-12 support?
The ERPF-400-12 supports universal input from 90 to 264VAC and also accepts 127 to 370VDC input. Its specification also notes the ability to withstand a 300VAC surge input for 5 seconds.
Does the ERPF-400-12 include built-in protection features?
Yes, this power supply includes short circuit, overload, over voltage, and over temperature protection. The specifications state automatic recovery after fault removal for short circuit and overload conditions, while over-voltage protection requires re-powering to recover.
Can the ERPF-400-12 be used in demanding environmental conditions?
This model is rated for operation from -30°C to +60°C, subject to the output load derating curve. It is also described as having a design against rain splash and uses free air convection cooling, which can be useful in enclosed equipment environments where reliability matters.
What efficiency and power quality features does this model offer?
The ERPF-400-12 is specified with efficiency up to 91%. It also includes an active PFC function, which is a useful feature for buyers evaluating power quality and input performance in commercial or industrial applications.
What certifications and warranty come with the Mean Well ERPF-400-12?
The listed safety approvals include UL60950-1, IEC/BS EN/EN62368-1, GB 4943.1, EAC TP TC 004, and IS13252(Part1) for 12V and 24V versions. The product also includes a 3-year warranty and is described as having undergone 100% full load burn-in testing.
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Other ERPF-400 Models
2 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well ERPF-400-48 Switching Power Supply 400W 48V | 398.4W | 48V | 8.3A | Indoor | $49.80 | View |
| Mean Well ERPF-400-24 Switching Power Supply 400W 24V | 400.8W | 24V | 16.7A | Indoor | $49.80 | View |
