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MEAN WELL ERPF40012 400W Single Output Power Supply

The MEAN WELL ERPF-400 series is a 400W single output enclosed type AC/DC power supply suitable for a wide range of applications, including LED strip lighting, channel letters, and outdoor signage. The unit is housed in an aluminum case with a semi-potted interior, providing protection against rain splash and dust. It incorporates complete protection functions such as short circuit, overload, over voltage, and over temperature protection. The ERPF-400 offers high efficiency, design against rain splash, and a 3-year warranty, making it a reliable choice for commercial and industrial power needs.

Authorized Distributors
Source:Newark
Part No:ERPF-400-12
Stock:2
Inv Date:06-16-2026
Price: Unit price: $77.81
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Source:DigiKey
Part No:ERPF-400-12
Stock:160
Inv Date:06-16-2026
Price: Unit price: $52.1
Buy/RFQ:
Part No:ERPF-400-12
Stock:71
Inv Date:06-17-2026
Price: Unit price: $52.1
Buy/RFQ:
Part No:ERPF-400-12
Stock:3
Inv Date:06-16-2026
Price: Unit price: $69.81
Buy/RFQ:
Part No:ERPF-400-12
Stock:39
Inv Date:06-16-2026
Price: Unit price: $52.1
Buy/RFQ:
Part No:ERPF-400-12
Stock:39
Inv Date:06-16-2026
Price: Unit price: $52.1
Buy/RFQ:

MEAN WELL ERPF40012 400W Single Output Power Supply Specifications:

  • Model: ERPF-400-12
  • DC Voltage: 12V
  • Rated Current: 30A
  • Current Range: 0 ~ 30A
  • Rated Power: 360W
  • Output Voltage Adj. Range: 10.8 ~ 13.2V
  • Line Regulation: ±0.5%
  • Load Regulation: ±0.5%
  • Setup, Rise Time: 10ms/230VAC; 10ms/115VAC at full load
  • Hold Up Time (Typ.): 2000ms, 100ms/230VAC; 3000ms, 100ms/115VAC at full load
  • Voltage Range: 90 ~ 264VAC; 127 ~ 370VDC
  • Frequency Range: 47 ~ 63Hz
  • Efficiency (Typ.): 89%
  • Input Inrush Current (Typ.): 45A/115VAC, 90A/230VAC
  • Leakage Current: <1mA / 240VAC
  • Withstand Voltage: I/P-O/P:3KVAC; I/P-FG:2KVAC; O/P-FG:0.5KVAC
  • Isolation Resistance: I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
  • EMC Emission: Compliance to EN55032 (CISPR32) class A, GB9254 classA, GB17625.1; EN61000-3-2;EN61000-3-3, EAC TP TC 020
  • EMC Immunity: Compliance to EN61000-4-2 3 4 5 6 8 11;light industry level,criteria A, EAC TP TC 020
  • Working Temp.: -30 ~ +60℃
  • Working Humidity: 20 ~ 90% RH non-condensing
  • Storage Temp., Humidity: -30 ~ +85℃, 10 ~ 95% RH
  • Vibration: 10 ~ 500Hz, 3G 10min./1cycle, 60min. each along X, Y, Z axes
  • MTBF: 233,422Khrs min.
  • Dimension: 220.4*130*48mm (L*W*H)
  • Packing: 1.1Kg; 9pcs / 11Kg / 0.63CUFT
  • Over Load: 105 ~ 135% rated output power
  • Over Voltage: ±1.0%
  • Ripple & Noise (max.): 150mVp-p
  • Safety Standards: IEC/EN/UL 60950-1,CCC GB4943.1-2011,approved EAC TP TC 004
  • Over Temperature: Shut down O/P voltage, recovers automatically after temperature goes down
  • Short Circuit: Protection type : Constant current limiting, recovers automatically after fault condition is removed

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Frequently Asked Questions

Where can I buy MEAN WELL ERPF40012?

You can click on the BUY or RFQ button to purchase ERPF40012 from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part ERPF40012?

You can download the ERPF40012 datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of ERPF40012?

MEAN WELL

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