Noise Suppressor - St Helens

A 20 A noise suppressor for installation in the 12 V power lead to sound equipment. Use greatly re...

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Product Information

Full details

This St Helens Noise Suppressor is designed for audio enthusiasts and professionals installing equipment in 12V systems. Its primary benefit is significantly reducing unwanted electrical interference, ensuring cleaner audio. A key limitation is its intended use for static installations only. This device acts as a 20A inline filter for your 12V power lead, effectively mitigating noise that can degrade sound quality.

All features

Model Part NumberB070C
BrandSt Helens

Extended Product Information

FAQs

What is the amperage rating of this noise suppressor?

This noise suppressor has an amperage rating of 20A.

Can this suppressor be used in a car audio system?

This suppressor is intended for static use only and is not designed for mobile applications like car audio systems that experience constant vibration and movement.

What type of interference does this suppressor target?

It targets electrical interference and noise present on the 12V power lead, which can affect the clarity of sound equipment.

Is this suppressor suitable for home appliances?

This suppressor is specifically designed for 12V DC power systems, typically used for sound equipment. It is not intended for use with standard AC home appliances.

Do I need any special tools to install this?

Basic electrical tools such as wire strippers, crimpers, and an insulated screwdriver are recommended for secure installation. Ensure you have appropriate connectors.

How do I know if my equipment is drawing too much current?

Check the power specifications or user manual for your sound equipment. If the total current draw exceeds 20A, this suppressor may not be suitable.

Troubleshooting

No audio signal after installation

Ensure the suppressor is wired correctly in the positive (+) line and that all connections are secure and properly insulated. Verify the 12V power source is functioning.

Interference not reduced

Check that the suppressor is correctly installed inline with the power lead. Confirm the device is rated for the amperage of your equipment. The noise source might be outside the scope of power line interference.

Device overheating

This indicates the current draw is exceeding the 20A rating. Disconnect immediately and use a suppressor with a higher amperage rating or reduce the load on the circuit.

Pros and Cons

Pros

  • Effectively reduces electrical interference.
  • Ensures cleaner audio output.
  • Simple inline installation for 12V systems.
  • Supports up to 20A, suitable for many audio devices.

Cons

  • Strictly for static (non-mobile) use.
  • Requires basic electrical knowledge for installation.
  • Not suitable for higher voltage systems.

Setup, Compatibility & Care

Setup: This suppressor is designed for inline installation within a 12V DC power lead. Ensure the power source is disconnected before attempting installation. Cut the positive (+) wire of the 12V lead and connect one end of the suppressor to the power source side and the other end to the equipment side using appropriate connectors (e.g., crimp connectors or terminal blocks). Ensure connections are secure and insulated. The suppressor is rated for 20A, so ensure your wiring gauge is appropriate for this current.

Compatibility: Primarily compatible with 12V DC power systems. It is intended for use with sound equipment and other static electrical installations. Verify that the current draw of your equipment does not exceed the 20A rating of the suppressor.

Care: This device requires no active maintenance. Keep the area around the installation clean and dry. Periodically check connections for security and corrosion, especially in environments prone to moisture. Do not expose the suppressor to excessive heat or physical damage.

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