---
product_id: 741477961
title: "ERNIE BALL 2143 Acoustic Guitar Strings (12.5-56) EARTHWOOD PHOSPHOR BRONZE CUSTOM MEDIUM Phosphor Bronzes"
brand: "ernie ball"
price: "8169 zł"
currency: PLN
in_stock: true
reviews_count: 8
url: https://www.desertcart.pl/products/741477961-ernie-ball-2143-acoustic-guitar-strings-12-5-56-earthwood
store_origin: PL
region: Poland
---

# Custom Medium Gauge 12.5-56 Phosphor Bronze for rich tone Made in USA, premium quality ERNIE BALL 2143 Acoustic Guitar Strings (12.5-56) EARTHWOOD PHOSPHOR BRONZE CUSTOM MEDIUM Phosphor Bronzes

**Brand:** ernie ball
**Price:** 8169 zł
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound with strings that speak your style

## Quick Answers

- **What is this?** ERNIE BALL 2143 Acoustic Guitar Strings (12.5-56) EARTHWOOD PHOSPHOR BRONZE CUSTOM MEDIUM Phosphor Bronzes by ernie ball
- **How much does it cost?** 8169 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/741477961-ernie-ball-2143-acoustic-guitar-strings-12-5-56-earthwood)

## Best For

- ernie ball enthusiasts

## Why This Product

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

## Key Features

- • **Hex Core Strength:** High-carbon steel core ensures long-lasting stability and intonation
- • **Proudly American Made:** Crafted in the USA with premium materials for consistent performance
- • **Precision Custom Gauge:** Tailored 12.5-56 gauge set for perfect tension and playability
- • **Vibrant Phosphor Bronze:** 92% copper blend delivers warm, rich tones with crystal clarity
- • **Durability Sealed Packaging:** Fresh strings stay pristine from factory to your fretboard

## Overview

Ernie Ball 2143 Earthwood Phosphor Bronze Acoustic Guitar Strings (12.5-56) offer a custom medium gauge set crafted with a phosphor bronze wrap over a hexagonal high-carbon steel core. Made in the USA, these strings deliver warm, rich tones with excellent clarity and come sealed to maintain freshness and durability, perfect for serious guitarists seeking vibrant sound and reliable performance.

## Description

Ernie Ball Earthwood Phosphor Bronze Acoustic Guitar Strings are made of brass plated hexagon steel core with 92% copper, 7.7% tin and 0.5% phosphor wire. Phosphor Bronzes produce rich tones with excellent clarity. Gauges are .0125, .0165, .024, .034, .046 and .056

## Features

- Warm and rich tone for vibrant sound image and clarity
- With a set of half-gauge acoustic strings for the Arnie Ball guitarists can find the right gauge for themselves
- Phosphor bronze wrapped on a hexagonal high carbon steel core
- Made in the USA with fresh, premium materials
- Sealed packaging keeps the string in new condition from the day it was created

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item model number | P02143 |
| Is Discontinued By Manufacturer | No |
| Color Name | Custom Medium (12.5-56) |
| String Gauge | Custom Light |
| String Material | Phosphor Bronze |
| Size | カスタム・ミディアム(12.5-56) |
| Voltage | 240 |

## Product Details

- **Brand:** Ernie Ball
- **String Gauge:** Custom Light
- **Color:** Custom Medium (12.5-56)
- **Instrument:** Acoustic Guitar
- **String Material Type:** Phosphor Bronze

## Images

![ERNIE BALL 2143 Acoustic Guitar Strings (12.5-56) EARTHWOOD PHOSPHOR BRONZE CUSTOM MEDIUM Phosphor Bronzes - Image 1](https://m.media-amazon.com/images/I/81LkPb-Km1L.jpg)
![ERNIE BALL 2143 Acoustic Guitar Strings (12.5-56) EARTHWOOD PHOSPHOR BRONZE CUSTOM MEDIUM Phosphor Bronzes - Image 2](https://m.media-amazon.com/images/I/915-sE2vcLL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Bom
*by D***N on May 28, 2025*

Bom

### ⭐⭐⭐⭐⭐ 音の伸びがいい
*by A***ー on April 24, 2025*

ポールマッカートニーが愛用しているギター弦。高価な弦なので比較的に切れやすい三弦とかバラ売りしてもらえると有り難いのだが。

### ⭐⭐⭐⭐ オベーション　カスタムレジェンドに使用
*by N***M on January 28, 2025*

オベーションでは音量が上がった気がして、良く響く弦

## Frequently Bought Together

- Ernie Ball Earthwood Custom Medium Phosphor Bronze Acoustic Guitar Strings, 12.5-56 Gauge (P02143)
- D'Addario Accessories Pro-Winder Guitar String Winder, Cutter, Bridge Pin Puller - All in One Guitar Tool - Black
- Ernie Ball Regular Slinky Nickel Wound Electric Guitar Strings - 10-46 Gauge

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**Shop now:** [https://www.desertcart.pl/products/741477961-ernie-ball-2143-acoustic-guitar-strings-12-5-56-earthwood](https://www.desertcart.pl/products/741477961-ernie-ball-2143-acoustic-guitar-strings-12-5-56-earthwood)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-02-06*