JBL Apex PA454 Compact 4-Channel Amplifier
(JBL PA454)

We Think You Should Know

• 12 Month Australian Warranty
• Purchase Guarantee (see T&C's)
• 45W RMS x 4 @ 4 ohms
• 450W peak power output
• Marinized conformal coated PCB
• Selectable high-pass filter
• Compact cast aluminium chassis

Overview

The JBL Apex PA454 Compact 4-Channel Amplifier delivers clean, multi-channel power handling across your entire automotive acoustic footprint. Custom builders use this versatile four-channel core hub to drive separate speaker configurations across harsh off-road, marine, or highway environments. The sophisticated integration logic pairs directly with original factory vehicle setups to extract superior performance safely.

Key Features:

• High efficiency four channel Class D motor - Advanced digital Class D circuitry punches out forty-five watts of continuous RMS energy per channel at four ohms while drawing minimal current from vehicle charging systems. This layout ensures stable performance without overheating.
• Fully marinized conformal coated PCB protection - A protective specialised moisture-resistant layer covers the main internal PCB assembly entirely. This defensive coating blocks environmental humidity, salt air, and water condensation cycles to secure operational lifespan.
• Universal dual signal high and low inputs - Integrated sensing conversion circuits process high-level speaker lines and standard low-level RCA connectors safely. The adaptive technology splices straight into modern factory electronics or high-end aftermarket systems.
• Selectable multi stage high pass filtering - An onboard crossover toggle switch provides quick acoustic contouring options set at sixty hertz, eighty hertz, or one hundred and twenty hertz. Easily filter out destructive low-end rumble to shield small full-range cabin speakers.
• Harman standard severe reliability environmental testing - This hardware undergoes brutal testing cycles that mimic automotive baseline rules. The chassis are frozen, baked, shaken, and blasted with ultraviolet light and salt spray to guarantee flawless power delivery under heavy loads.
• Rugged heavy duty ultra compact aluminium chassis - An ultra-compact structural aluminium heat-sink frame shields interior electronics from heavy vibration shock loading. The tiny physical frame format drops easily into tightly packed dashboards or equipment lockers.
• Complete installation hardware included - Comes with high-level input adapters, stainless steel mounting hardware, wire ties, and a spare fuse. Everything needed for a professional installation.

Ideal For

• Powersports customizers needing a small weather-resistant multi-channel amp to drive full-range pods on ATVs or side-by-sides
• Boat owners wanting clear audio projection that cuts over wind and engine roar across challenging marine salt-water channels
• Motorcycle riders seeking an ultra-compact audio expansion module that hides cleanly inside tight front fairing cowlings
• Vehicle owners retaining original factory radio head units who require high-voltage speaker-level input integrations

JBL Car Audio

JBL Car Audio products are some of the finest and most innovative products available. With an undeniably rich heritage in audio, JBL have their products in major concert venues and stadiums around the globe and are a go-to choice for music professionals. JBL have perfected their car audio products, so you can enjoy the true clarity and energy of music in your vehicle.

• 1 x JBL PA454 4-Channel Class D Amplifier
• 4 x High-Level Input Bare-Wire Adapters
• 1 x Stainless Steel Mounting Hardware Pack
• 4 x Durable Wire Security Zip Ties
• 1 x Spare 15A Replacement Fuse
• 2 x JBL Brand Logo Stickers
• 1 x Quick Start Guide