D'Addario Phosphor Bronze Acoustic Guitar Strings
Medium (13-56) • EJ17, EJ17-3D
EJ17 phosphor bronze strings deliver robust volume and deep bass response with enhanced midrange clarity. The ideal choice for players who need maximum projection and a bold, articulate tone from their acoustic guitar.
Technical Specifications |
|
|---|---|
| String Type | Phosphor Bronze Wound Acoustic |
| Gauge Configuration | Medium (13-17-26-35-45-56) |
| Core Material | Hex-shaped steel core |
| Winding Material | Phosphor bronze (92% copper, 8% tin) |
| Total Tension | 189.9 lbs (Standard Tuning) |
| Packaging | Single set, 3-pack options available |
| Manufacturing | Made in USA, ISO 9001 Certified |
| Recommended For | Strong projection, drop tunings, dreadnought guitars |
String Gauges
Key Features✨
Premium Phosphor Bronze
92/8 copper-tin alloy provides warmer, more complex tones than standard bronze with enhanced midrange presence and extended lifespan.
Hexagonal Steel Core
Precision hex core ensures maximum winding contact for superior tuning stability, sustain, and accurate intonation.
High-Tension Design
Medium gauges (13-56) deliver powerful projection and robust tone ideal for strumming and flatpicking.
US Manufacturing
Crafted in the USA using ISO 9001-certified processes with four generations of string-making expertise.
Precision Winding
Computer-controlled winding tension ensures uniform response across all strings for balanced performance.
Bold Acoustic Voice
Full-bodied tone with strong bass response and sparkling highs that cuts through in ensemble playing.
Maximum Projection with Rich Harmonic Content
Professional-grade medium gauge • Powerful phosphor bronze tone • Studio-quality performance
Shipping & Returns
- Your order will be on its way within 2 - 3 business days — during promotions, it may take up to 5 days.
- We ship safely and quickly via USPS, UPS, or other trusted carriers, with full tracking provided.
- Shop with confidence — we offer a hassle-free 60-day return policy on wood items, and a 14-day return policy on guitar parts, hardware, and strings!
- Enjoy free shipping on orders over $199* (excludes lumber, live edges, Hawaii, Alaska, Puerto Rico, and international orders).
- For full details, read our Shipping policy and Return Policy.