
Build the foundation for great sound—with reliable wiring.
【AT-RX03 Power Cable|High-Quality Power Cable for Building a Better Car Audio Foundation】
When you want to improve the sound of your car audio, you tend to focus on prominent components such as speakers and amplifiers. However, in order to run the entire system stably, how you supply power is also an important point.
AT-RX03 is a high-quality power cable designed using PC-TripleC + OFC conductors. It’s made for those who want to pay close attention to the quality of the power line and bring out the performance of their amplifiers and other equipment.
The triple-hybrid insulation system also takes vibration attenuation into consideration. Its hallmark is that it helps establish the sound’s foundation while aiming for wide-range, well-balanced low frequencies with a sense of volume. You may want thicker bass, but not just more quantity—also something that keeps the entire system cohesive. For people like that, this is a power cable worth considering.
A power cable is not determined by length and thickness alone. Depending on the amplifier configuration, the distance from the battery, how you choose fuses and terminals, and how the wiring is routed, the finish and ease of use after installation can change significantly.
At LOGON, while checking your vehicle and your current system, we discuss whether it’s better to replace only the cable or to review the entire power-supply setup together. We’ll propose a reasonable configuration, including installation methods to make the most of the AT-RX03.
【Basic Information】
Product name: AT-RX03
Type: Power cable for car audio
Length: 1.0 m〜
【Conductor】
Conductor: PC-TripleC + OFC
【Insulation Structure】
Triple-hybrid insulation system
Vibration-attenuation design
If you’d like to revisit your power setup and get a bit more out of your amplifier, please tell us about your current system and how you use your vehicle. Let’s think together about the best form for your desired sound direction.
| Cable Type | Power cable (car audio power supply cable) |
| Conductor Material | PC-TripleC + OFC hybrid conductor |
| Gauge (Conductor Size) | Approx. 4 AWG equivalent (cross-section approx. 19.9 sq) |
| Outer Diameter | Approx. 13 mm |
| Heat Resistance | Sheath rated up to 106°C |
| Maximum Rated Current | 115A |
| Product Line | Rexat series by Audio-Technica |
| Length Options | Sold by the meter; length is selectable per order, not fixed |