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Mean Well ERPF-400-24 Switching Power Supply 400W 24V 16.7A

high efficiency up to 91%, design against rain splash, low cost and high reliability

SKU:

ERPF-400-24

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Description

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

Specifications

Brand

Mean Well
Series

Mean Well ERPF Series
Power Rating

400.8 Watt
Output Voltage

24 Volt
Rated Current

16.7 Ampere
Input Voltage

90V~264V
Standards Met

CB,CCC,CE,EAC
Operation Mode

Constant Voltage
Operating Temperature

-30°C~60°C
Warranty

3 Year
Length

22.04 cm
Width

13 cm
Height

4.8 cm
Weight

1.1 kg

File Downloads

::specification::

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Frequently Asked Questions

What is the output rating of the Mean Well ERPF-400-24?

The ERPF-400-24 is a 24V enclosed switching power supply rated at 400.8W. Its rated output current is 16.7A, which makes it suitable for higher-load 24V DC equipment that needs substantial continuous power.

What kinds of applications is the ERPF-400-24 commonly used for?

This model is commonly considered for 24V DC applications that need a higher-power enclosed supply, especially in security and general power supply environments. Based on its product classification and 24V 16.7A output, it fits buyers looking for a robust enclosed PSU for commercial or industrial-type systems rather than light-duty loads.

Is the Mean Well ERPF-400-24 designed for demanding temperature conditions?

Yes. The specified operating temperature range is -30°C to +60°C, subject to the output load derating curve. That makes it a practical option for buyers who need a power supply that can handle both low and elevated ambient temperatures within the stated limits.

Does the ERPF-400-24 include built-in protection features?

Yes. The ERPF-400-24 includes short circuit, overload, over voltage, and over temperature protection. Mean Well also specifies automatic recovery after fault removal for short circuit and overload conditions, while over voltage protection requires re-powering to recover.

How efficient is the ERPF-400-24 power supply?

Mean Well rates the ERPF-400-24 at up to 91% efficiency. It also includes active power factor correction, which is useful for buyers comparing higher-power AC-DC supplies for better overall electrical performance.

Is the ERPF-400-24 suitable for areas where moisture or splashing may be a concern?

This model is described as having a design against rain splash, which provides added environmental resilience compared with a basic open-frame indoor-only supply. Buyers should still evaluate the full enclosure and overall system protection requirements for the intended installation environment.

What approvals and physical size does the ERPF-400-24 have?

The ERPF-400-24 is listed with approvals including UL60950-1, IEC/BS EN/EN62368-1, GB 4943.1, EAC TP TC 004, and IS13252(Part1) for 12V and 24V versions. Its dimensions are 220.4 x 130 x 48 mm, which helps when checking fit in an enclosure or equipment cabinet.

Model	Power	Voltage	Current
Mean Well ERPF-400-48 Switching Power Supply 400W 48V 8.3A	398.4W	48V	8.3A	View
Mean Well ERPF-400-12 Switching Power Supply 400W 12V 30A	360W	12V	30A	View

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