---
product_id: 83648008
title: "MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540"
brand: "martin"
price: "¥3977"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/83648008-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54-41y18ma540
store_origin: JP
region: Japan
---

# Phosphor bronze for bright, rich tones Light gauge 12-54 for versatile play High tensile-strength core for durability MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540

**Brand:** martin
**Price:** ¥3977
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound, own the stage with Martin’s authentic brilliance!

## Quick Answers

- **What is this?** MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 by martin
- **How much does it cost?** ¥3977 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/83648008-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54-41y18ma540)

## Best For

- martin enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Pro Choice:** Martin’s authentic craftsmanship trusted by musicians worldwide
- • **Light Gauge Comfort:** 12-54 gauge strings balance ease of play with full tonal range
- • **Bright, Consistent Tone:** Unlock your guitar’s true voice with phosphor bronze brilliance
- • **Versatile for Every Style:** Perfect for fingerpicking, flatpicking, and all genres from folk to rock
- • **Durability Meets Performance:** Engineered with highest tensile-strength core for long-lasting play

## Overview

Martin MA540 Authentic Acoustic Strings feature light 12-54 phosphor bronze construction, delivering bright, rich tones with superior tuning stability and durability. Designed for versatile playing styles and crafted with a high tensile-strength core, these strings offer professional-grade performance trusted by musicians globally.

## Description

Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540

## Features

- BRIGHT TONES: Martin Authentic Acoustic Strings provide excellent tuning stability and playability with bright and rich tones. Discover your guitar's true voice with this professional-grade guitar string pack.
- SUPERIOR STRINGS: These strings are engineered to thrive during rigorous practice and performance schedules. These silk and steel folk strings feature our highest tensile-strength core wire paired with quality wrap wire for corrosion resistance and tuning stability.
- VERSATILE STRING SOUNDS: Designed to bring out a consistent and true tone from your guitar, these guitar strings can be used for fingerpicking, flat picking, and other methods. Use these strings in any genre—country, bluegrass, folk, blues, rock, and more.
- LIGHT ACOUSTIC STRINGS: Measuring from a 0.012" high E string to a 0.054" low E string, these are high-quality acoustic guitar strings that brighten the natural tuning of your guitar, including tenor, mid-tones, and bass. They feature a tension of 168.5.
- AUTHENTIC ACOUSTIC: With Martin Authentic Acoustic, you get a set of strings designed for performance and playability. Martin guitars and accessories remain the choice for musicians around the world for their unrivaled quality, craftsmanship, and tone.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 12 x 15 x 12 cm; 0.3 g |
| Item model number | 41Y18MA540 |
| Colour | Phosphor Bronze Light 12-54 |
| String Gauge | Light |
| String Material | Phosphor Bronze |
| Number of Strings | 6 |
| Material Type | Phosphor Bronze |
| Size | Light ( 12-54 ) |
| Item Weight | 0.3 g |

## Product Details

- **Brand:** MARTIN
- **String gauge:** Light
- **Colour:** Phosphor Bronze Light 12-54
- **Instrument:** Acoustic Guitar
- **String material type:** Phosphor Bronze

## Images

![MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 - Image 1](https://m.media-amazon.com/images/I/715oumvQFdL.jpg)

## Available Options

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

## Questions & Answers

**Q: What does string gauge even mean?**
A: Gauge refers to the diameter of a string. Gauges are described in thousandths of an inch and can be found listed on the back of a string pack. Overall, string gauges are classified as: Extra light, Custom light, Light, Medium and Heavy

**Q: What is your experience Level?**
A: Lighter - Easier to fret (important for beginners) and to bend. Better resonance under a lighter touch, common when first starting out. Heavier- Bigger sound provide more volume and resonance. Better tuning stability tays in tune longer.

**Q: Consider the body size of your guitar.**
A: Lighter - Exert less tension and are typically recommended for smaller bodied guitars such as 0, 00, 000, and OM, plus all cutaway models Heavier - Exert more tension and are typically recommended for larger body sizes

**Q: What style of music do you play?**
A: Lighter - Good choice for rock, folk, country, and blues style playing with a lighter attack (plucking) Heavier - Good choice for rock, country, and blues style playing with a harder attack

**Q: What sound are you going for?**
A: Lighter - Offer appropriate volume and range for playing in an intimate setting. Heavier - Produces more volume and sustain. Great choice if you’re accompanied by other players.

## Frequently Bought Together

- Other MA540 Authentic SP Phosphor Bronze Light Gauge Acoustic Guitar Strings (41Y18MA540)
- Martin Authentic Acoustic Guitar Strings, Superior Performance Custom Light 11-52, 80/20 Bronze
- Ernie Ball Earthwood Light Phosphor Bronze Acoustic Guitar Strings, 11-52 Gauge (P02148)

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**Shop now:** [https://www.desertcart.jp/products/83648008-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54-41y18ma540](https://www.desertcart.jp/products/83648008-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54-41y18ma540)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-19*