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JL Audio RD400/4 4-Channel Class D Full-Range Amplifier
SKU JL-RD400-4
Original price
₹44,990.00
Sale price
₹29,240.00
Free shipping in India
The JL Audio RD400/4 is a four-channel Class D full-range amplifier from JL Audio's RD series with NexD switching technology, rated at 400 W in total.
- 75 W x 4 at 4 ohm or 100 W x 4 at 2 ohm (14.4 V).
- Fully bridgeable: 200 W x 2 at 4 ohm, or run it as a three-channel amplifier.
- 12 dB/octave high-pass or low-pass filter on each channel pair, variable from 50 Hz to 500 Hz.
- Three turn-on options: +12 V remote wire, signal sensing or DC offset.
- LED clipping indicators and buffered preamp pass-through outputs.
Genuine JL Audio product.
Quantity
Technical Specs
| Brand | JL Audio |
| Model | RD400/4 |
| Series | RD |
| Type | 4-channel Class D full-range amplifier (400 W) |
| RMS power @ 14.4 V | 75 W x 4 @ 4 ohm; 100 W x 4 @ 2 ohm |
| Bridged RMS power @ 14.4 V | 200 W x 2 @ 4 ohm |
| RMS power @ 12.5 V | 60 W x 4 @ 4 ohm; 90 W x 4 @ 2 ohm; 180 W x 2 bridged @ 4 ohm |
| Technology | NexD switching |
| Frequency response | 12 Hz – 22 kHz (+0 / −1 dB) |
| Signal-to-noise ratio | >104 dB at rated power, >84 dB at 1 W (A-weighted) |
| Filters | 12 dB/octave high-pass, low-pass or off on each channel pair, 50 Hz – 500 Hz |
| Input mode switch | 2 / 4 channels |
| Preamp outputs | Buffered pass-through |
| RCA input voltage range | Switchable: 200 mV – 2 V RMS (Low) or 800 mV – 8 V RMS (High) |
| Turn-on options | +12 V remote wire, signal sensing or DC offset |
| Operating voltage | 10 – 15 V DC |
| Protection | Thermal, short to ground, speaker over-current |
| Fuse rating | 40 A (AFS, AGU or MaxiFuse); 4 AWG minimum power and ground wire |
| Dimensions | 248 x 177 x 54 mm (9.78 x 6.96 x 2.13 in), W x D x H |
| In the box | RD amplifier; 2.5 mm Allen wrench; JL Audio badge |
Shipping, Returns & Warranty
Free shipping across India. Orders are dispatched within 1–2 business days and usually delivered within 2–9 business days.
Free 3-day returns on unused, undamaged items in original packaging.
Warranty: JL Audio's manufacturer warranty applies where JL Audio offers one; its terms and duration are set by JL Audio.
Questions before you order? WhatsApp us on +91 86999 90703.
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