Ernie Ball 2723 Slinky Cobalt Electric Guitar Strings Super 09-42

Ernie Ball 2723 Slinky Cobalt – Electric Guitar Strings

The Ernie Ball 2723 Slinky Cobalt is a 6-string electric guitar string set designed for standard E-Guitar tuning. The Super 09-42 gauge offers a balanced feel with bright, articulate tone and comfortable playability across all six strings.

• Cobalt alloy wrap wire delivers enhanced magnetic flux and stronger signal output for clearer, more defined notes
• Super 09-42 gauge provides a versatile feel suited for lead playing, rhythm work, and standard tuning
• 6-string set covers the full range from high E to low E with consistent tension and intonation
• 24-month manufacturer warranty ensures long-term reliability and investment protection

What sets the Ernie Ball 2723 Slinky Cobalt apart

The Cobalt alloy formulation is engineered to interact more efficiently with the guitar pickup, resulting in a stronger, more focused signal compared to standard nickel-wound strings. The Super 09-42 gauge strikes a balance between light playability and enough tension for full, resonant chord voicings.

Ideal for

Electric guitar players who need a reliable, all-purpose string set for practice, recording, and live performance. The 09-42 gauge suits a wide range of playing styles, from clean rhythm work to overdriven lead tones, making it a practical choice for gigging musicians and studio sessions alike.

Application of Ernie Ball 2723 Slinky Cobalt

1. Uncoil each string and thread it through the bridge tailpiece
2. Wind the string onto the corresponding tuning peg, maintaining even tension
3. Stretch each string gently and tune to pitch, repeating until stable
4. Trim excess string length at the tuning peg end