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MEAN WELL LPF4012 40W LED Driver

The MEAN WELL LPF-40 series is a 40W AC/DC LED driver designed with dual modes of constant voltage and constant current output. Operating from 90~305VAC, it offers models with rated voltages ranging from 12V to 54V. With high efficiency up to 90%, the fanless design allows operation within a wide temperature range of -40℃ to +80℃. The IP67 ingress protection rating makes it suitable for a variety of applications in dry, damp, or wet locations, including LED panel lighting, downlights, decorative lighting, tunnel lighting, and moving signs. It features built-in active PFC, Class II power unit, and a typical lifetime exceeding 50,000 hours, backed by a 5-year warranty.

Authorized Distributors
Source:DigiKey
Part No:LPF-40-12
Stock:127
Inv Date:06-16-2026
Price: Unit price: $25.5
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Part No:LPF-40-12
Stock:24
Inv Date:06-17-2026
Price: Unit price: $25.5
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Part No:LPF-40-12
Stock:67
Inv Date:06-16-2026
Price: Unit price: $34.17
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Part No:LPF-40-12
Stock:125
Inv Date:06-16-2026
Price: Unit price: $25.5
Buy/RFQ:
Part No:LPF-40-12
Stock:125
Inv Date:06-16-2026
Price: Unit price: $25.5
Buy/RFQ:
Part No:LPF-40-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $28.13
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MEAN WELL LPF4012 40W LED Driver Specifications:

  • Model: LPF-40-12
  • Output Voltage Range: 7.2 ~12V
  • Frequency Range: 47 ~ 63Hz
  • Power Factor: ≧0.97/115VAC, ≧0.95/230VAC, ≧0.92/277VAC
  • Efficiency: 90 ~ 305VAC
  • AC Current: 0.75mA / 240VAC
  • Input: 90 ~ 305VAC, 127 ~ 431VDC
  • Inrush Current: COLD START 50A
  • Leakage Current: I/P-O/P:3.75KVAC
  • EMC Immunity: Compliance to EN61000-4-2,3,4,5,6,8,11
  • Working Temperature: -40 ~ +80℃
  • Working Humidity: 20 ~ 95% RH non-condensing
  • Storage Temperature & Humidity: -40 ~ +80℃, 10 ~ 95% RH
  • Temp. Coefficient: ±0.03%/℃(0 ~ 50℃)
  • Vibration: 10 ~ 500Hz
  • MTBF: 438.8Khrs
  • Dimension: 162.5*43*32mm (L*W*H)
  • Others: 0.44Kg; 32pcs/15.08Kg/0.93CUFT
  • Withstand Voltage: I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
  • Isolation Resistance: Compliance to EN55015,EN61000-3-2,GB17743 and GB17625.1,EAC TP TC 020
  • Total Harmonic Distortion: <20%
  • DC Voltage: 12V
  • Rated Current: 3.34A
  • Rated Power: 40.08W
  • Line Regulation: ±4.0%
  • Load Regulation: ±4.0%
  • Setup, Rise Time: 1000ms, 80ms / 230VAC
  • Hold Up Time: 16ms/230VAC
  • Ripple & Noise: 150mVp-p
  • Voltage Tolerance: ±0.5%
  • Constant Current Region: ±0.5%
  • Over Current: Hiccup mode
  • Safety Standards: UL8750, CSA C22.2 No. 250.0-08, ENEC EN61347-1, EN61347-2-13

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Frequently Asked Questions

Where can I buy MEAN WELL LPF4012?

You can click on the BUY or RFQ button to purchase LPF4012 from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part LPF4012?

You can download the LPF4012 datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of LPF4012?

MEAN WELL

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