---
product_id: 1363496
title: "Ernie Ball Super Slinky Cobalt Electric Guitar Strings, 9-42 Gauge (P02723)"
brand: "ernie ball"
price: "AR$47634"
currency: ARS
in_stock: true
category: "Ernie Ball"
url: https://www.desertcart.com.ar/products/1363496-ernie-ball-super-slinky-cobalt-electric-guitar-strings-9-42
store_origin: AR
region: Argentina
---

# Extended dynamic range & harmonic clarity 9-42 gauge Super Slinky precision Cobalt alloy for max magnetic pickup response Ernie Ball Super Slinky Cobalt Electric Guitar Strings, 9-42 Gauge (P02723)

**Brand:** ernie ball
**Price:** AR$47634
**Availability:** ✅ In Stock

## Summary

> 🎸 Unleash your tone with the power of Cobalt – feel every note, own every stage!

## Quick Answers

- **What is this?** Ernie Ball Super Slinky Cobalt Electric Guitar Strings, 9-42 Gauge (P02723) by ernie ball
- **How much does it cost?** AR$47634 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/1363496-ernie-ball-super-slinky-cobalt-electric-guitar-strings-9-42)

## Best For

- ernie ball enthusiasts

## Why This Product

- Trusted ernie ball brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dynamic Depth:** Experience a rich low end with crisp, clear highs that cut through any mix.
- • **Magnetic Mastery:** Cobalt alloy boosts pickup signal for unmatched tonal clarity and power.
- • **California Crafted:** Made in the USA with premium materials ensuring consistent quality and durability.
- • **Slinky Flexibility:** Super Slinky 9-42 gauge offers effortless bends and fast playability for modern shredders.
- • **Pro-Grade Performance:** Trusted by pros and enthusiasts alike for decades, delivering a balanced, vibrant sound.

## Overview

Ernie Ball Super Slinky Cobalt Electric Guitar Strings (9-42 gauge) feature a revolutionary cobalt alloy that enhances magnetic pickup interaction, delivering extended dynamic range, rich lows, and sparkling highs. Crafted in California with premium materials, these strings combine decades of trusted Slinky playability with cutting-edge tonal innovation, perfect for guitarists seeking superior clarity and responsiveness.

## Description

Engineered to maximize output and clarity, Ernie Ball Cobalt Slinky guitar strings are one of the latest innovations in string technology. Seeking to provide guitarists and bassists with a new voice, Cobalt strings provide an extended dynamic range, incredible harmonic response, increased low end, and crisp, clear highs. Cobalt provides a stronger magnetic relationship between pickups and strings than any other alloy previously available.

## Features

- Cobalt produces a stronger magnetic relationship between pickups and strings than any other alloy previously available
- Cobalt electric guitar strings provide an extended dynamic range, incredible harmonic response, strong low end, and crisp, clear highs
- Wound strings consist of Ernie Ball’s Cobalt alloy wrapped around a tin-plated high-carbon steel core wire
- One of the original Slinky gauges, Super Slinky has remained one of the most popular electric guitar strings for decades
- Made in California, USA with the finest and freshest materials

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0078YFA1A |
| Best Sellers Rank | #416 in Musical Instruments ( See Top 100 in Musical Instruments ) #7 in Electric Guitar Strings |
| Body Material Type | Cobalt |
| Brand Name | Ernie Ball |
| Coating Description | Cobalt |
| Color | Super (9-42) |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,266) |
| Finish Type | Uncoated |
| Global Trade Identification Number | 00749699127239 |
| Instrument | Electric Guitar |
| Item Type Name | Electric Guitar Strings |
| Item Weight | 27.22 g |
| Manufacturer | Ernie Ball Music Man |
| Manufacturer Part Number | 2723 |
| Material Type | Cobalt |
| Model Name | Super Slinky |
| Model Number | P02723 |
| Number of Items | 1 |
| Recommended Uses For Product | Electric guitar |
| Set Name | Super Slinky 9-42 |
| Sound Profile | Balanced |
| String Gauge | .009 |
| String Material Type | Cobalt |
| UPC | 749699127239 |
| Unit Count | 1 Count |
| Warranty Description | None. |

## Product Details

- **Brand:** Ernie Ball
- **Color:** Super (9-42)
- **Instrument:** Electric Guitar
- **String Gauge:** .009
- **String Material Type:** Cobalt

## Images

![Ernie Ball Super Slinky Cobalt Electric Guitar Strings, 9-42 Gauge (P02723) - Image 1](https://m.media-amazon.com/images/I/81pePX+cJ1L.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Frequently Bought Together

- Ernie Ball Super Slinky Cobalt Electric Guitar Strings, 9-42 Gauge (P02723)
- Ernie Ball Super Slinky Classic Pure Nickel Electric Guitar Strings, 9-42 Gauge (P02253)
- D'Addario Accessories Pro-Winder Guitar String Winder, Cutter, Bridge Pin Puller - All in One Guitar Tool - Black

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**Shop now:** [https://www.desertcart.com.ar/products/1363496-ernie-ball-super-slinky-cobalt-electric-guitar-strings-9-42](https://www.desertcart.com.ar/products/1363496-ernie-ball-super-slinky-cobalt-electric-guitar-strings-9-42)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-11-07*