The 6 Best AC Power supply filters (2023 reviews)

We know from years of feedback from readers, customers and amazon sellers, what most people want in a filter. The pyle ac power supply filter is exactly that - it's a simple filter that hits all the right notes. Well-designed spacing between outlets is crucial for connecting wall warts and cables that require adapters without wasting outlets. It is called a "power supply" because it performs active power conditioning. The power supply pdu surge protector strip features 150 joules of energy dissipation and 1200 amp peak impulse current to protect your equipment when voltage fluctuates, swell, or spike during storms and power outages. The outlets on the back are well spaced and the construction is plenty sturdy.

This power supply is well built and designed for mounting. It has a master power switch that you can use to completely shut off electronics when not in use for power/energy saving. It provides surge protection control plus the 15 amp power supply conditioner rack mountable power strip surge protector with 9 outlets. It is made with sturdy steel chassis, aluminum front panel, and 6 feet long power cord that can withstand light tugging so you can convert any standard ac outlet into a mini charging station for your smartphone/laptops w/ bulky charger.

Why We Like This:

An affordable and capable product that is essential in any home theater setup
Great power management option for your networking needs
Great power distribution strip for your rack or desktop

Best For use With large Power amps: Furman AC Power supply filter

Buy on Amazon

Not everyone likes to purchase filter for their daily usage, but the furman ac power supply filter would be an anomoly. The M 8 x 2 is basic power surge protection. It provides extremely clean power to your audio devices. It comes with a power cable to plug into the wall, with a metal screw mounted retainer to hold it in place. It is built to protect itself, and can be trusted to keep working properly. It is ideal for small spaces, such as behind a television or on a media stand.

This is a conditioner and filter, it processes AC current to clean out noise for high-end audio and HiFi use and it protects against spikes in current/voltage. There are better power conditioners too that will adjust the voltage so anything from 90 to 140 volts will deliver a clean, stable 120 volts at 60 Hz AC, pure sign wave, with no interference. It is a great surge protector.

Why We Like This:

Works well with wall mounted tv
Noise reduction is amazing, voltage regulation is a big bonus
Completely eliminated mechanical noise in attached electronics
To-ac conversion noise as well as a power conditioner

Best For tube amps: Ifi AC Power supply filter

Buy on Amazon

The ifi ac power supply filter's high-end materials makes sure that it ages well with use. The AC iPurifiers have now enabled that same equipment to function strikingly closer to how it is originally designed to perform and in this case resulting in a true ‘component level’ upgrade. It plugs into a spare AC outlet where your audio system is plugged in to the wall. It does a remarkable job of cleaning up that sticky noise. You can reposition this anywhere in your listening area/room to see where you get the most noticeable difference in your audio/video performance.

The effect of this product on sound quality is a healthy increase in perceived dynamics in reasonably highly resolving systems. It actively cancels out noise from your power mains. The round hole is for a supplementary earth ground to be plugged in if your outlet isn't earth grounded. This is a good trade-off for clean and crisp sound.

Why We Like This:

Audio amplification works best with clean power
An immediate benefit in depth in the sound
Noticeable reduction in general anxiety when two units plugged into the apartment

Best For suppressing Line Noise: Tripp Lite AC Power supply filter

Buy on Amazon

The tripp lite ac power supply filter should be able to handle its purpose and duties with ease. Providing optimum voltage conditions not only extends the life of your equipment, but also keeps your equipment working through brownouts and prolonged overvoltage conditions. This unit is not too large and works silently. It maintains usable 120V nominal output for sensitive electronics during severe brownouts and overvoltages. The change-over from line power to generator will still have the typical switch associated.

The AVR will regulate the voltage going into what you want to protect from the laser printer's electrical draw, so you'd need to plug the lights (not the printer) into the AVR. It can filter out a lot of electrical noise from a quasi square wave inverter. The units take the beat and the appliances electronics stay safe.

Why We Like This:

Works great protecting electronics from frequest power issues
Cleans up issues with electronics and power interference
A very good electrical power line conditioner
A good compact safety device that will protect uv ballast on

Best filter: Waudio AC Power supply filter

Buy on Amazon

The waudio ac power supply filter is suitable and reliable and fits well with your daily purpose. The basic Transparent power cord is 12 gauge. It reduces noise and ensures better sound and picture quality from amplifier, dj equipment, home recording, projector, tv, computer, and other electronics. It has a blue power light that is filtered/dimmed so that it isn't blinding. The indicator will be light when the phase is correct, and the green color light is not so bright, you may check if it's lit up or not in the dark enviroment.

The power switch is really extra protection for the user when plugging and unplugging things into the filter. It improves the sound and video quality. It provides the highest level of surge & spike protection. This is a very sturdy and useful power bar offering excellent value for money.

Why We Like This:

Has some heft to it and is solidly built
Helps to have moist soil as well
Wider sound stage and more base sound

Best For mechanical equipment: Walfront AC Power supply filter

Buy on Amazon

Best part: walfront ac power supply filter costs comparatively low and it is available to ship in 24 hours. The high performance power supply emi filter for most digital devices (especially switching power supplies) for suppressing continuous and intermittent pulse interference. It is suitable for white household appliances with inverter and inverter for control system. The main effect of the filter is to improve the stability of the equipment and prolong the service life of the equipment.

The performance of the product is stable, which can effectively improve the working stability of other equipment. It is suitable for mechanical equipment, treadmills, medical device, etc.

Why We Like This: