FF switching power supply ZI-22 30W 2.5A input 100–265V

FF ZI-22 30W switching power supply is a compact AC-to-DC converter that delivers up to 2.5 A of stabilized DC output from a wide input range of 100–265 V AC. Designed for general-purpose use in electronics, lighting and control systems, it provides a reliable low-voltage supply for modules and devices that require a constant DC source. The unit’s small form factor and universal mains compatibility make it suitable for installations where space is limited or where input voltage may vary.

Advantages

The switching design ensures higher efficiency and lower heat generation compared with linear supplies, while the wide input range supports use with different mains voltages without manual switching. Built for continuous operation, the power supply offers stable output regulation and protection features typical for impulse converters, providing consistent performance for LED assemblies, control electronics and small appliances. Its compact housing simplifies mounting in control boxes or project enclosures.

Suitable for

• Powering LED drivers and small lighting systems
• Supplying control electronics and microcontroller modules
• Small appliances and laboratory or DIY electronics projects
• Industrial equipment requiring a compact 30W DC supply

Key specifications

• Output power: 30 W
• Maximum output current: 2.5 A
• Input voltage range: 100–265 V AC
• Output type: stabilized DC
• Cooling: natural convection (compact housing)

How to use

Install the FF ZI-22 in a location with adequate ventilation and secure mounting inside an enclosure or on a DIN rail if applicable. Connect the AC mains input to the input terminals, observing correct live, neutral and earth wiring. Connect the DC output to the load, verifying polarity before powering on. After connection, switch the mains on and verify the DC output voltage and stability with a multimeter before connecting sensitive devices. Follow local electrical codes and ensure connections are made with the power disconnected.

Usage recommendations

Use the device within its rated ambient temperature and load limits to ensure reliable operation. Avoid covering the unit or placing it near heat sources; provide clearance for airflow. When powering multiple devices, ensure the total load does not exceed the maximum current. For installations in electrically noisy or industrial environments, consider additional filtering or transient protection at the input or output.