# JVC CS-J420X 4-Inch J-Series 2-Way Coaxial Car Speakers

## JVC CS-J420X 4-Inch J-Series 2-Way Coaxial Car Speakers

The JVC CS-J420X are 4-inch 2-way coaxial speakers from the J-Series range, designed as a straightforward factory speaker upgrade. With a mica woofer cone and balanced polyetherimide (PEI) tweeter, they offer improved clarity and power handling over standard OEM units.

-   **4-Inch 2-Way Coaxial:** Compact 4" (10cm) coaxial driver with integrated tweeter for full-range sound in tight spaces.
-   **Mica Woofer Cone:** Stiff, lightweight mica-reinforced cone for accurate sound reproduction with low distortion.
-   **PEI Balanced Dome Tweeter:** Polyetherimide tweeter delivers crisp, extended high-frequency detail.
-   **Power Handling:** 210W peak / 21W RMS — works well with factory or aftermarket head units.
-   **Frequency Response:** 45Hz–22,000Hz for a broad, full-range audio output.
-   **Sensitivity:** 90dB/W/m — efficient enough for use with low-powered factory radios.

### Specifications

**Size**

4" (10cm)

**Configuration**

2-Way Coaxial

**Peak Power**

210W

**RMS Power**

21W

**Impedance**

4 Ω

**Frequency Response**

45Hz–22kHz

**Sensitivity**

90dB

**SKU**

CS-J420X

**Brand**

JVC

## Details

- **Price:** 399.0 ZAR
- **Vendor:** JVC
- **Type:** Coaxial Speakers
- **Tags:** car audio, coaxial speaker, Coaxial Speakers, in-car entertainment, J-Series, J-Series Speakers, JVC, Planet World

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 399.00 ZAR | In stock |

## Images

- JVC CS-J420X 4-Inch J-Series 2-Way Coaxial Car Speakers

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> Source: [Guards On Duty Shop & Security Guards ](https://guardsondutyshop.co.za/products/jvc-cs-j420x)
> Updated: 2026-06-29