【SAEC SPC-350 Speaker Cable Routing & Installation｜For Multi-Channel Systems of 8CH+ with Rear Luggage Compartment Setup】

SAEC SPC-350 is a model known as the world’s first speaker cable to adopt PC-Triple C conductors.
When building a car audio system with DSP amplifiers or multi-amplifier setups, speaker cables are parts that aren’t very visible, but they form an important foundation that affects sound cohesion and information content, as well as how easy things are to handle later.

Especially in a rear-luggage-compartment-installed multi-channel system of 8CH or more like this one, you will also end up routing many cable runs to each speaker.
As configurations grow—front 2-way, 3-way, subwoofers, center channels, rear channels, and more—the way the wiring is routed, the lengths used, the route selection, and the fixing method all influence the final finish.

While SPC-350 offers an easy-to-handle size and flexibility of 0.75Sq, it is a cable designed to help you aim for a straightforward, clear sound thanks to its PC-Triple C conductors.
Rather than emphasizing only the treble, it’s suited to those who want to naturally shape vocal contours, the lingering decay of instruments, and the seamless connection of the soundstage.

A cable isn’t something where “thicker is always better” or “more expensive is always better.”
Inside the vehicle, there are limited places to run cables, and you also need to consider interior removal/installation, noise countermeasures, possible future system changes, and maintainability. If you handle this part carelessly, even if you install a great DSP, amplifiers, and speakers, you may later need to redo the work.

At Logon, we route the cables in a reasonable way while considering the installation location of the DSP amplifier, the speaker configuration, the wiring routes on the vehicle side, and future expandability.
Of course, it’s important that the cable is a component to improve sound, but we also place just as much value on finishing it so you can use it for a long time with peace of mind.

“I want to multi-channel it with 8CH or more”
“I want to consolidate the amps and DSP in the rear luggage area”
“I want to plan the wiring now, keeping in mind future speaker replacements or upgrading to 3-way”
For those people, cable routing work using SPC-350 becomes a realistic and well-balanced option.

It’s not a flashy-looking component, but when these kinds of “invisible” parts are done properly, the way the entire system comes together changes.
For each individual vehicle, we’ll work with you to come up with a form that’s less likely to cause regrets, tailored to how you use the car and the system layout.

Main Specifications / Specs

■ Main Specifications / Specs

【Basic Information】
Product name: SPC-350
Brand: SAEC
Type: Speaker cable

【Conductor / Construction】
Conductor: PC-Triple C
Conductor cross-sectional area: 0.75Sq
Construction: 2-core twisted structure

【Materials】
Conductor insulation: Polypropylene
Sheath: Soft PVC

【Dimensions】
Cable outer diameter: φ5.0mm

Organized based on publicly available manufacturer information.