--- product_id: 83648008 title: "Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540" brand: "martin" price: "¥3712" currency: JPY in_stock: true reviews_count: 13 category: "Martin" url: https://www.desertcart.jp/products/83648008-martin-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54 store_origin: JP region: Japan --- # Phosphor bronze coating for bright tone Light gauge 0.012-0.054 for easy play High tensile-strength core for durability Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 **Brand:** martin **Price:** ¥3712 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound, own the stage with Martin’s bright, resilient strings! ## Quick Answers - **What is this?** Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 by martin - **How much does it cost?** ¥3712 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-martin-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54) ## 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 - • **Superior Durability:** Engineered with high tensile-strength core wire to withstand intense practice and gigs. - • **Bright, Balanced Tone:** Unlock your guitar’s true voice with crisp highs and rich lows. - • **Trusted Craftsmanship:** Martin’s authentic acoustic strings deliver professional-grade quality every time. - • **Versatile Playability:** Perfect for fingerpicking, flatpicking, and every genre from folk to rock. - • **Comfort Meets Performance:** Light gauge strings reduce finger fatigue without sacrificing projection. ## Overview Martin MA540 Authentic Acoustic Strings are light gauge (0.012-0.054) phosphor bronze strings designed for bright, balanced tones and superior tuning stability. Featuring a high tensile-strength core and corrosion-resistant wrap, these strings offer durability and comfort for all playing styles, making them a top choice for professional and passionate acoustic guitarists worldwide. ## Description From the manufacturer Strings That Define Your Sound Tone, its something Martin has perfected since the beginning. And we've invested in the research, engineering and equipment to produce the strings your instrument deserves and the tone you'll fall in love with. Marquis Silked Wrapped and reinforced for sonic excellence without wear and tear Flexible Core Increased flexibility for huge bends and less finger fatigue Superior Performance more body and projection with increased tuning stability A Closer Look At SP Guitar Strings The details: Higher tensile strength and tin-plated core wire The result: Full, balanced tone, quick response and tuning stability across all six strings Choosing Your String Gauge When selecting a string gauge, always consider Your experience level: Lighter-gauge strings are more forgiving on the fingers as you're learning, The body size of your guitar: In general, the larger the body, the more tension a guitar can withstand. Your preferred style and sound: Choose the right string gauge that will help you and your guitar sound the best When you're playing: From home to stage, certain venues demand certain types of projection Review: Martin strings - Great strings Review: The best strings? - I have a Martin D28 guitar, so maybe I’m biased, but these are the best strings for that and my other acoustic guitar (a Takamine). I’ve had these on for over a month and am recording an album, but they still sound bright and resonant. ## 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 | |---------------|-------| | ASIN | B07GTCQJMP | | Best Sellers Rank | 108 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 14 in Guitar Strings | | Body Material Type | Phosphor Bronze | | Brand | MARTIN | | Brand Name | MARTIN | | Coating Description | Phosphor Bronze Coating | | Coating description | Phosphor Bronze Coating | | Colour | Phosphor Bronze Light 12-54 | | Country of Origin | Mexico | | Customer Reviews | 4.6 out of 5 stars 9,436 Reviews | | EU Spare Part Availability Duration | 2 Years | | Finish Type | Bronze Plated | | Global Trade Identification Number | 00729789557863 | | Included Components | 6 light-gauge guitar strings | | Instrument | Acoustic Guitar | | Item Type Name | Acoustic Guitar Strings | | Item Weight | 0.3 Grams | | Manufacturer | Martin | | Manufacturer Part Number | 41Y18MA540 | | Material Type | Phosphor Bronze | | Model Number | 41Y18MA540 | | Product Warranty | 1. | | Recommended Uses For Product | acoustic_guitar | | Set Name | Super Phosphor Light | | Sound Profile | Balanced | | String Gauge | Light | | String Material Type | Plastic | | String gauge | Light | | String material type | Plastic | | UPC | 729789557863 | ## Product Details - **Brand:** MARTIN - **Colour:** Phosphor Bronze Light 12-54 - **Instrument:** Acoustic Guitar - **String gauge:** Light - **String material type:** Plastic ## Images ![Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 - Image 1](https://m.media-amazon.com/images/I/715oumvQFdL.jpg) ![Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 - Image 2](https://m.media-amazon.com/images/I/711pj7yKJ6L.jpg) ![Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 - Image 3](https://m.media-amazon.com/images/I/71KOQpDnS2L.jpg) ![Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 - Image 4](https://m.media-amazon.com/images/I/81UU04RVsBL.jpg) ![Martin MA540 Authentic Acoustic - SP - Phosphor Bronze Light( 12-54 ) 41Y18MA540 - Image 5](https://m.media-amazon.com/images/I/61oaLEX4Y+L.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. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Martin strings *by M***E on 2 June 2026* Great strings ### ⭐⭐⭐⭐⭐ The best strings? *by J***Y on 22 December 2025* I have a Martin D28 guitar, so maybe I’m biased, but these are the best strings for that and my other acoustic guitar (a Takamine). I’ve had these on for over a month and am recording an album, but they still sound bright and resonant. ### ⭐⭐⭐⭐ Love them for the price *by J***D on 7 October 2025* I tried too many brands and I keep coming back to Martin strings. Last little longer than other strings and price is ok. ## 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/83648008-martin-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54](https://www.desertcart.jp/products/83648008-martin-ma540-authentic-acoustic-sp-phosphor-bronze-light-12-54) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-11*