Support Overview / Car & Marine / Marine / Amplifiers / JBL Marine MA4505
JBL Marine MA4505

JBL Marine MA4505

Multi-element high-performance, 5-channel amplifier

Sold from 2018 until now

Getting started with your JBL Marine MA4505

Getting started with your JBL Marine MA4505

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Product Specifications

Max Power
1800W Peak
RMS Power Output @ 2Ω (subwoofer)
500W x 1, <1% THD+N
RMS Power Output @ 4Ω (subwoofer)
320W x 1, <1% THD+N
RMS Power Output @ 2Ω (full-range)
65W x 4, <1% THD+N
RMS Power Output @ 4Ω (full-range)
45W x 4, <1% THD+N
RMS Power Output @ 4Ω Bridged (full-range)
130W x 2, <1% THD+N
Signal-to-Noise Ratio (sub)
>80dB (ref 1W output @ 4Ω)
Signal-to-Noise Ratio (full-range)
>80dB (ref 1W output @ 4Ω)

Weather-resistant & high-performance marine amplifiers

New weather-resistant & high-performance JBL Marine amplifiers deliver impressive power from a compact chassis designed to withstand outdoor environments. Available with 4-channel and 5-channel outputs. JBL Marine amplifiers incorporate our latest amplifier topology that includes selectable all-, high-, or low-pass crossovers with variable electronic frequency adjustment for precision system tuning. Engineered for harsh marine conditions, with power and performance to meet the needs of any outdoor audio system, JBL Marine amplifiers are the perfect match for all of your JBL marine products.

JBL Marine amplifiers feature a slim chassis and a small footprint to allow for installation in tight spaces
Speaker-level and low-level inputs let JBL Marine amps integrate with just about any audio input.
JBL Marine amps feature selectable all-, high-, or low-pass crossovers with variable electronic frequency adjustment to allow for fine-tuning multiple system configurations.
JBL power and performance at an affordable price point
Product family look and feel to meet the needs of our JBL customers
JBL Marine amplifiers are engineered to withstand harsh marine conditions, with fully “marinized” circuit boards to ensure flawless power delivery, year after year
Onboard 12dB electronic crossovers, with selectable full-range, high-pass & low-pass switching, provide tuning options for systems of any size
Output power is perfectly matched to meet the needs for your JBL marine products

Images & Videos

JBL Marine MA4505 - White Matte - Multi-element high-performance, 5-channel amplifier - Hero
  • JBL Marine MA4505 - White Matte - Multi-element high-performance, 5-channel amplifier - Hero
  • JBL Marine MA4505 - White Matte - Multi-element high-performance, 5-channel amplifier - Detailshot 1
  • JBL Marine MA4505 - White Matte - Multi-element high-performance, 5-channel amplifier - Detailshot 2
  • JBL Marine MA4505 - White Matte - Multi-element high-performance, 5-channel amplifier - Detailshot 3
  • JBL Marine MA4505 - White Matte - Multi-element high-performance, 5-channel amplifier - Detailshot 4

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