Vosarea 50W Blue RCA Ground Loop Isolator, 4 Channel Car Audio Noise Filter
Vosarea 4-Channel RCA Ground Loop Isolator — 50W Car Audio Noise Filter
Remove humming and buzzing from your vehicle audio system with this compact, easy-to-install 4-channel ground loop isolator featuring gold-plated RCA connectors and durable construction.
Why choose the Vosarea Ground Loop Isolator?
Ground loops are one of the most common causes of unwanted audible interference in car audio systems. The Vosarea 4-channel RCA ground loop isolator is engineered to isolate shield grounds on RCA lines and eliminate hum, buzz, and interference — preserving audio fidelity while keeping installation fast and painless.
- 4-channel design: Two stereo pairs (L+R input/output) for full system coverage.
- Gold-plated RCA connectors: Improved signal transfer and corrosion resistance.
- Compact & durable: Sturdy plastic housing in a compact blue package for easy placement in tight spaces.
- Simple installation: Fits inline between your audio source and amplifier—no special tools required.
Product specifications
| Brand | Vosarea |
|---|---|
| Model | S28167J1094QFCJV1 |
| Color | Blue |
| Channels | 4 (two stereo pairs) |
| Power rating | 50W |
| Connector type | Gold-plated RCA plugs and jacks |
| Material | Durable plastic housing |
| Package dimensions | 5.31 × 3.5 × 1.38 inches |
| Weight | 3.04 ounces |
| Included | 1 × Vosarea 4-Channel RCA ground loop noise isolator filter |
Installation & usage
- Identify the RCA audio output from your source (head unit, preamp, or other line-level device).
- Disconnect RCA cables and plug the isolator's RCA inputs into the source outputs.
- Connect the isolator's RCA outputs to the amplifier or next device in the audio chain.
- Power on the system and verify audio — the hum or buzz should be eliminated while the music remains clear.
Tip: Use one isolator per pair of audio channels where needed. Ensure connectors are fully seated for the best signal transfer.
Who this is ideal for
This isolator is a practical solution for:
- Car audio enthusiasts upgrading their sound systems.
- Professional installers finishing clean, noise-free installations.
- Anyone experiencing ground-loop hum or interference in their vehicle audio.
Frequently asked questions
Will this affect my sound quality?
No — the Vosarea isolator is designed to remove unwanted ground noise while preserving the original audio signal so you retain clarity and dynamics.
How many can I use in one vehicle?
Use one isolator for each pair of RCA channels where you detect interference. This 4-channel version covers two stereo pairs (front/rear or preamp/sub, depending on your setup).
Is it difficult to install?
Not at all. It's inline between a source and amplifier — no soldering or special tools required. If you are unsure, a professional installer can complete the connection in minutes.
Conclusion
The Vosarea 4-Channel RCA Ground Loop Isolator (50W) is a compact, cost-effective solution for removing hum and interference from car audio systems. With gold-plated connectors, durable construction, and a simple inline installation, it’s an excellent addition for anyone seeking clear, noise-free audio on the road.
Buy now — Remove audio noise
