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Jensen JA4B

460W RMS JA Series Class-D 4-Channel Amplifier with DSP

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• 90 watts x 4 channel @ 4 ohm
• 115 watts x 4 channel @ 2 ohm
• Bridged: 230 watts x 2 channel @ 4 ohm
• Total RMS Power: 460 watts
• Class D 2 ohm Stable 4-Channel-Channel Amplifier
• CTA compliant

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Description


Jensen brand icon

Authorized dealer

Product Details:

  • Class D 2 ohm Stable 4-Channel-Channel Amplifier
  • RMS Power Rating:
    • 4 ohm: 90 watts x 4 channel
    • 2 ohm: 115 watts x 4 channel
    • Bridged, 4 ohm: 230 watts x 2 channel
  • DSP adjustments on your phone or tablet via Bluetooth connection using Jensen DSP AMP app/li>
  • Total power output: 460 watts
  • RGB color illumination control
  • LED Power/Protect Light
  • Speaker-level (high-level) inputs
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Frequency Response: 20 - 20,000 Hz
  • Total Harmonic Distortion (THD): .15%
  • Signal to Noise Ratio: 70 dB
  • Variable high-pass filter: 20 - 500 Hz
  • Variable low-pass filter: 20 - 500 Hz
  • Variable Bass Boost: bass boost at 45 Hz
  • Fuse Rating: 50A
  • 8 AWG gauge power and ground wiring is recommended for installation.
  • Dimensions: 8-7/16"W x 2-1/4"H x 5-5/8"D
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Jensen JA4B Manual


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Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
90 watts x 4 channel
RMS Power @ 2 ohms
115 watts x 4 channel
Bridged RMS Power
230 watts x 2 channel
Amplifier Specifications
Series
JA Series
Amplifier Class
D
Number of Channels
4-Channel
Total RMS Power Output
460 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
Frequency Response
20 - 20,000 Hz
THD at Rated RMS Power
.15%
Speaker Level Inputs
Yes
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
20 - 500 Hz
Low-Pass Crossover Frequency
20 - 500 Hz
Signal-to-Noise Ratio
70 dB
Remote bass/level controller
No
Total Fuse Rating
50A
Amp Bluetooth Connectivity
No
What is in the box?
WITB: Amplifiers
Amplifier
Mounting screws (4)
Washers (4)
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

JA4B

Weight:

3.86lbs

Internal SKU:

ja4b

Internal Product ID:

200032

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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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