JBL PA1254 Apex amplifier

The JBL Apex PA1254 is a powerful 4-channel Class D amplifier built for powersports. Its compact, weather-resistant design makes it ideal for boats, motorcycles, and ATVs. It delivers clean, powerful sound and fits into tight spaces.

Key Benefits:

Powerful performance: 125 watts RMS per channel at 2 ohms, bridgeable for subwoofers.
Weather-resistant design: Aluminum housing and coated PCB for humid or harsh conditions.
Flexible tuning: Selectable filters for optimized sound.

What's in the box:

JBL Apex PA1254 amplifier
2× mounting brackets
Stainless steel mounting hardware
4× high-level input adapters
4x cable ties
Spare 40A fuse
2× JBL stickers

User manual / Quick start guide

Specifications:

Type: 4-channel Class D amplifier
Power @4 ohm: 4×75 W RMS
Power @2 ohm: 4×125 W RMS
Bridged @4 ohm: 2×250 W RMS
Frequency response: 20 Hz - 20 kHz
SNR: >75 dB

Filters:

Front: High Pass (60 / 80 / 120 Hz, 12 dB/oct)
Rear: High or Low Pass (60 / 80 / 120 Hz, 12 dB/oct)
Inputs: High level + RCA
Turn-on: 12V or DC-offset
Fuse: 40 A (ATC type)
Housing: Compact, weather-resistant aluminum
Power supply: 9-16 V DC