Pyramid PB3818 front view showing bridge-ready power and controls
Pyramid PB3818 with silver-plated RCA ports for clear signal
Pyramid PB3818 MOSFET PWM section highlights crisp playback
Pyramid PB3818 protected circuitry reduces overload and shorts
Pyramid PB3818 slim design fits tight installation spaces
Pyramid PB3818 remote turn-on feature and indicators
Pyramid PB3818 large heatsink for stable operation

Pyramid

Pyramid PB3818 2-Channel Car Amplifier – 5000W Bridgeable MOSFET Power

Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.

$113.95

In stock. Ships free, usually within 1–4 business days.

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Check the listed compatible models and specs before you order. Questions? Email us.

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Free tracked shipping on every order. Most orders arrive within 3–8 business days.

Free 30-day returns

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Return eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.

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During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

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Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).

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Product details

Overview

Take your car audio beyond ordinary levels with the Pyramid PB3818 two-channel amplifier. This compact unit is built to deliver substantial power while staying cool, thanks to a dedicated heatsink and a robust chassis. When you bridge the channels, the amplifier can supply up to 5000 watts of peak output, while individual channels range up to 2500 watts each. Adjustable crossovers, a variable bass boost, and gain control let you sculpt the sound for a multi-speaker setup, from front stage to subwoofer.

Power and versatility

The PB3818 gives you flexible power and shaping tools to match your vehicle and listening preferences.

  • Up to 2500W per channel or 5000W bridged
  • Variable bass boost and gain control
  • Fully adjustable electronic crossovers for multi-speaker setups

Signal fidelity and connections

Signal integrity is supported by features designed to preserve detail as you turn up the volume.

  • Silver-plated RCA ports minimize signal loss
  • Subsonic filter reduces low-end interference
  • MOSFET PWM power supply for clean, distortion-free output

Protection and reliability

Overload and short-circuit protection help guard your system, while LEDs provide quick status checks.

  • Overload and short-circuit protection
  • Sturdy heatsink and LED indicators

Design and installation

Its slim form fits tight spaces, with remote turn-on, soft start, and a durable aluminum heatsink for steady performance.

  • Slim design for tight installs
  • Remote turn-on and soft start
  • Heavy-duty aluminum heatsink
  • LED indicators for quick status

Real-world scenarios

Ideal for upgrading a factory radio, powering a front stage, or bridging for a dedicated sub, with flexible configurations to suit different vehicles.

FAQ

Q: How much power does the Pyramid PB3818 deliver?

A: Bridgeable up to 5000W, with up to 2500W per channel depending on configuration.

Q: What inputs and protections does the PB3818 provide?

A: Accepts high and low level inputs with overload and short-circuit protection for safe operation.

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