MEAN WELL LED Power Supply (Model LPF‑25‑12) – 12 V DC 25W LED Driver Power Supply

- moving sign applications

Product Definition

The LED power supply (Model LPF‑25‑12) is a high‑quality constant voltage DC driver designed to convert AC mains power into a stable 12 V DC output suitable for LED lighting systems. It delivers consistent 25 W output with robust reliability and wide operating range for various LED applications.

Key Features

• 12 V DC constant voltage output for LED lighting systems
• Rated power 25 W, max current 2.1 A
• Universal AC input: 90–305 VAC / 127–431 VDC
• Built‑in active PFC for efficient and stable power delivery
• Fully encapsulated housing with IP67 protection rating – suitable for dry, damp, and wet locations
• Multiple protections: short circuit, overload, over voltage, over temperature
• Compact and durable design with wide operating temperature range (‑35 °C to +70 °C)

Technical Specifications

• Model: LPF‑25‑12
• Output Voltage: 12 V DC
• Rated Current: 2.1 A
• Rated Power: 25 W
• Input Voltage: 90–305 VAC / 127–431 VDC
• Protection: Short circuit / Overload / Over voltage / Over temperature
• Cooling: Free air convection
• Efficiency: ~84% typ.
• IP Rating: IP67 (fully encapsulated)
• Safety Standards: UL8750, EN61347‑1/2‑13, EN55015, EN61547, etc.
• Operating Temp: ‑35 °C to +70 °C
• Dimensions: 148 × 40 × 32 mm

Typical Applications

• LED strip lighting (indoor/outdoor accent lights)
• LED modules and light bars
• Cabinet, signage, and architectural lighting
• Low‑voltage 12 V LED systems requiring stable constant voltage power

Working Principle

This power supply converts high‑voltage AC input to a regulated 12 V DC output, providing constant voltage power for DC LED devices. The design includes active PFC and multiple safety protections to ensure performance stability under varying load and environment conditions.

Installation & Usage Notes

• Always connect according to electrical codes and safety standards.
• Confirm correct AC input wiring before powering on.
• Ensure connected LED loads are compatible with 12 V DC constant voltage.
• Keep the unit away from direct water exposure unless mounted in sealed environment.

Benefits Summary

The LPF‑25‑12 LED power supply delivers reliable constant voltage power with broad input range, IP67 protection, and comprehensive safety features — ideal for powering 12 V LED lighting in residential, commercial, and outdoor settings.