Explore S.I.T. acoustic guitar strings from bright, articulate response to warm, smooth tone.
Phosphor Bronze is the standard acoustic set and the widest range we make. A phosphor bronze wrap over a steel core gives a warm,...
Golden Bronze is the bright end of our acoustic range. An 80% copper, 20% zinc wrap over a hard-tempered hex core gives more top-end...
CRT Coated is phosphor bronze with Corrosion Resistant Technology. The treatment protects the string from sweat, moisture and buildup, so a set holds its...
Royal Bronze is our premium phosphor bronze set. The wrap wire is Fusion Wound — bonded to the core rather than simply wound onto...
American Roots is our Monel set. Monel is a nickel and copper alloy, and it sounds nothing like bronze: warm, dry and focused, with...
Silencer Semi-Flat is our 80/20 bronze set with the string noise taken out. The outer wrap is polished so the ridges a fingertip catches...
Resonator strings are built for a different job than a flat-top acoustic. A resonator has to drive a metal cone, so the set runs...
Our Acoustic Signature Series sets are built to the specifications of the players who asked for them. Every set here is a working musician's...
An acoustic set has two plain strings and four wound ones, and they do not wear out at the same rate. The wound low...
Not sure where to start? Choose the sound, feel, or performance you're looking for.
Warm, full tone with balanced response for a wide range of acoustic playing styles.
Bright, clear response with strong projection and a crisp acoustic attack.
Phosphor bronze tone and feel with added protection against corrosion for extended string life.
Built with our Fusion Wound process for a powerful, responsive feel and balanced acoustic tone.
Monel-wound strings with a warm, dry character and a more vintage-inspired acoustic voice.
Semi-flat 80/20 bronze strings with a smoother feel and reduced finger noise.
Purpose-built for resonator guitars with the projection, response, and gauges resonator players need.
Shop individual acoustic guitar strings to build a custom set or replace the exact gauges you need.
WHY S.I.T. STRINGS
S.I.T. stands for Stay In Tune. Since 1980, we've manufactured strings in Akron, Ohio, with a focus on tuning stability, consistent performance, and quality players can depend on.
SINCE 1980
More than four decades of string-making experience.
MADE IN THE USA
S.I.T. Strings are proudly manufactured in Akron, Ohio.
STRING GUIDE
Acoustic guitar strings play a major role in your tone, feel, projection, and overall playing experience. Understanding the differences in wrap material, gauge, construction, and string type can make it easier to choose the right set for your guitar and playing style.
01 MATERIAL
Phosphor bronze offers a warm, full tone with a balanced response. 80/20 bronze has a brighter, more articulate character with strong projection, while Monel provides a warmer, drier response with a vintage-inspired acoustic voice.
02 GAUGE
Lighter gauges generally feel easier to fret and play, while heavier gauges provide more tension and can produce greater volume and projection. The right gauge depends on your guitar, tuning, playing style, and preferred feel.
03 CONSTRUCTION
Traditional roundwound strings provide the familiar feel and response most acoustic players know. Semi-flat strings create a smoother playing surface with reduced finger noise, while S.I.T.'s Fusion Wound process bonds the wrap wire more tightly to the core for a different feel and response.
04 STRING LIFE
Coated acoustic strings add protection against moisture, oils, and corrosion to help extend usable string life. Uncoated strings provide a traditional feel and response, making the choice largely dependent on how often you play and what you prefer.
COMMON QUESTIONS
Quick answers to some of the most common questions players ask about choosing and using acoustic guitar strings.
The right acoustic guitar string gauge depends on your guitar, tuning, playing style, and preferred feel. Lighter gauges are generally easier to fret and play, while heavier gauges provide more tension and can produce greater volume and projection. Many players use light or medium-light gauges as a versatile starting point.
Phosphor bronze acoustic strings generally produce a warm, full tone with a balanced response. 80/20 bronze strings typically have a brighter, more articulate sound with a crisp attack and strong projection. Neither is inherently better—the right choice depends on the sound you want from your guitar.
There is no set schedule for changing acoustic guitar strings. How long they last depends on how often you play, your playing style, environmental conditions, and how quickly the strings accumulate oils, dirt, and corrosion. If your strings begin to sound dull, feel rough, become difficult to tune, or no longer perform the way you want, it may be time for a new set.
Coated acoustic strings can be a good choice if longer string life is a priority. The coating adds protection against moisture, oils, and corrosion, which can help the strings maintain their performance longer. Some players prefer the feel and response of traditional uncoated strings, so the best choice comes down to your priorities and personal preference.
A light-gauge phosphor bronze set is a good starting point for many acoustic guitar players. Phosphor bronze provides a versatile, balanced acoustic tone, while a lighter gauge generally makes the strings more comfortable to fret and play. As you gain experience, you can experiment with different gauges and materials to find the sound and feel you prefer.
FIND YOUR STRINGS
Shop S.I.T. Strings online or find an authorized dealer near you.
