---
product_id: 708482596
title: "Hertz SP 4,900 4-channel marine amplifier 1000W Class D for car, boat, motorcycle"
brand: "hertz"
price: "1547 zł"
currency: PLN
in_stock: false
reviews_count: 5
url: https://www.desertcart.pl/products/708482596-hertz-sp-4-900-4-channel-marine-amplifier-1000w-class
store_origin: PL
region: Poland
---

# 1000W peak power output IP55 water jet resistant chassis 4-channel 160W RMS @ 4Ω Hertz SP 4,900 4-channel marine amplifier 1000W Class D for car, boat, motorcycle

**Brand:** hertz
**Price:** 1547 zł
**Availability:** ❌ Out of Stock

## Summary

> 🚤 Amplify your adventure — power, precision, and protection wherever you ride!

## Quick Answers

- **What is this?** Hertz SP 4,900 4-channel marine amplifier 1000W Class D for car, boat, motorcycle by hertz
- **How much does it cost?** 1547 zł with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/708482596-hertz-sp-4-900-4-channel-marine-amplifier-1000w-class)

## Best For

- hertz enthusiasts

## Why This Product

- Trusted hertz brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Lightweight:** Ultra-compact 211.6 x 130 mm size and just 2.15 kg weight make installation effortless without sacrificing power.
- • **Powerhouse Performance:** Delivers a robust 1000W output to energize your car, boat, or motorcycle audio setup with crystal-clear sound.
- • **Marine-Grade Durability:** IP55-rated aluminum chassis ensures maximum protection against humidity, water jets, and harsh outdoor elements.
- • **Universal Compatibility:** USS (Universal Speaker Simulators) lets you seamlessly integrate with head units featuring speaker load detection—no compatibility headaches.
- • **Advanced Efficiency Tech:** Up to 85% efficiency with ADC (Advanced D-Class) output stage means less energy waste and cooler operation.

## Overview

The Hertz SP 4,900 is a 4-channel, 1000W Class D marine amplifier designed for cars, boats, and motorcycles. Featuring an IP55-rated aluminum chassis, it offers superior resistance to water and humidity. With up to 85% efficiency via its Advanced D-Class output stage and Universal Speaker Simulators for broad compatibility, this compact powerhouse delivers premium sound performance in a rugged, space-saving design.

## Description

Hertz SP 4,900 4-channel marine amplifier 1000W Class D for car, boat, motorcycle : desertcart.co.uk: Business, Industry & Science

Review: Very good amp, replacement procedure sucks.
Review: Hertz SP4-900 for Harley

## Features

- Up to 85% efficiency thanks to ADC (Advanced D-Class) output stage
- USS (Universal Speakers Simulators) allows SP 4.900 to work with head units featuring the “speaker load detection” circuit
- 160 x 4 RMS (4Ω) with ultra-compact size (211.6 x 130 mm)
- IP55 aluminum chassis for maximum protection against humidity and external agents
- Water Jet Resistant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B1VRSGS2 |
| Brand | HERTZ |
| Customer Reviews | 4.3 out of 5 stars 13 Reviews |
| Global Trade Identification Number | 08018823138529 |
| Included Components | SP-4.900 |
| Item Weight | 2.15 kg |
| Manufacturer | HERTZ |
| Maximum Supply Voltage | 15 Volts (DC) |
| Maximum supply voltage | 15 Volts (DC) |
| Minimum Supply Voltage | 11 Volts (DC) |
| Minimum supply voltage | 11 Volts (DC) |
| Model Number | SP-4.900 |
| Mounting Type | Freestanding |
| Mounting type | Freestanding |
| Number of Channels | 4 |
| Output Power | 1000 Watts |
| Package Type Name | Cardboard Box |
| Specification Met | Ip55 |
| Supply Current | 1.1 Amps |
| Unit Count | 1.0 count |
| Voltage | 15 Volts (DC) |

## Product Details

- **Voltage:** 15 Volts (DC)
- **Manufacturer:** HERTZ
- **Maximum supply voltage:** 15 Volts (DC)
- **Minimum supply voltage:** 11 Volts (DC)
- **Mounting type:** Freestanding

## Images

![Hertz SP 4,900 4-channel marine amplifier 1000W Class D for car, boat, motorcycle - Image 1](https://m.media-amazon.com/images/I/71xVI0Q34WL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very good amp, replacement procedure sucks.
*by S***N on 15 December 2025*



### ⭐⭐⭐⭐⭐ Hertz SP4-900 for Harley
*by S***S on 28 August 2024*



### ⭐⭐⭐⭐⭐ 10 out of 10
*by A***R on 14 June 2024*



## Frequently Bought Together

- Hertz SPL Show SP 4.900 D-Class 4 Channel Amplifier 250 WRMS x 4 at 2Ω (IP55 Rated)
- Hertz SPL Show Series SX-165-NEO 6.5" Two-Way SPL Coaxial Speakers with Neo Magnets and UV/Waterproofing
- Hertz SPL Show Series SX-690-NEO 6x9 Three-Way SPL Coaxial Speakers with Neo Magnets and UV/Waterproofing

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**Shop now:** [https://www.desertcart.pl/products/708482596-hertz-sp-4-900-4-channel-marine-amplifier-1000w-class](https://www.desertcart.pl/products/708482596-hertz-sp-4-900-4-channel-marine-amplifier-1000w-class)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-03-14*