D'Addario EJ15 Phosphor Bronze Acoustic Guitar Strings – Extra Light (10-47) 4 Sets

The D'Addario EJ15 is the industry standard in phosphor bronze acoustic strings, offering a legendary balance of warmth, brightness, and long-lasting tonal clarity. As D'Addario’s most popular "Extra Light" gauge set, the EJ15 is the ideal choice for players who prefer a softer touch, beginners looking to reduce finger fatigue, or those playing delicate vintage instruments that require lower string tension.

The Phosphor Bronze Advantage

Introduced to string making by D'Addario in 1974, Phosphor Bronze has become synonymous with rich, acoustic tone. These strings feature a precision-wound, corrosion-resistant phosphor bronze wire wrapped around a high-carbon, hexagonally shaped steel core. This combination results in a bright, crisp attack balanced by deep, complex overtones and significantly improved string life compared to standard 80/20 bronze sets.

Precision American Engineering

Every D'Addario set is manufactured in the USA using proprietary digitally controlled machinery, ensuring that every string in every pack is consistent in intonation and feel. The Extra Light tension (10-47) makes bending notes effortless and allows for hours of comfortable playing.

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Key Performance Features

  • Extra Light Gauges: .010, .014, .023, .030, .039, .047 – optimized for playability and comfort.
  • Corrosion-Resistant Wrap: Phosphor Bronze provides a warm, well-balanced acoustic tone with high durability.
  • Hex-Core Technology: Ensures superior string-to-core bonding for perfect intonation and stability.
  • Environmentally Friendly Packaging: Corrosion-preventative packaging keeps strings fresh and ready to play.
  • Made in the USA: Highest quality and performance standards from D'Addario's New York facility.

Detailed Specifications

String Type Acoustic (6-String)
Material Phosphor Bronze
Gauge Extra Light (10-47)
Core Material High-Carbon Steel (Hex Core)
Tonal Character Warm, Bright, Balanced

Frequently Asked Questions

Are 10-gauge strings too light for a full-sized dreadnought?
Not at all. While "Lights" (12s) are more common on dreadnoughts for maximum volume, the EJ15 set is excellent if you find 12s too difficult to press down. They offer a slightly brighter, "shimmery" sound and significantly easier playability.

How often should I change Phosphor Bronze strings?
For most casual players, every 1–3 months is standard. However, if you notice the strings looking dark, feeling "gritty," or losing their sustain, it's time for a fresh set of EJ15s.

Will these work on a vintage guitar?
Yes. Extra Light strings exert less tension on the bridge and neck, making them a safer choice for older instruments where structural integrity may be a concern.

SKU EJ154D
Brand D'Addario
Unit Of Measure ea

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