---
product_id: 98405246
title: "New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes"
brand: "jj electronic"
price: "€ 79.90"
currency: EUR
in_stock: true
category: "Jj Electronic"
url: https://www.desertcart.be/products/98405246-new-in-box-gain-matched-pair-jj-electronics-tesla-12ax7
store_origin: BE
region: Belgium
---

# Long-lasting durability Reliable, low-noise performance Gain matched pair for tonal consistency New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes

**Brand:** jj electronic
**Price:** € 79.90
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your amp’s soul with JJ’s gain-matched magic!

## Quick Answers

- **What is this?** New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes by jj electronic
- **How much does it cost?** € 79.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/98405246-new-in-box-gain-matched-pair-jj-electronics-tesla-12ax7)

## Best For

- jj electronic enthusiasts

## Why This Product

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

## Key Features

- • **Crystal Clear Tone:** Delivers warm, transparent sound that elevates your guitar’s voice
- • **Precision Gain Matching:** Ensures perfectly balanced audio output for pro-grade sound clarity
- • **Plug & Play Compatibility:** Seamlessly fits popular amps like Vox VT40X for instant upgrade
- • **Trusted JJ Electronics Brand:** Industry-leading reliability trusted by musicians worldwide
- • **Fast Fulfillment & Quality Assurance:** New in box with quick shipping to keep your rig ready to rock

## Overview

The JJ Electronics Tesla 12AX7 ECC83-S vacuum tubes come as a gain-matched pair designed for superior tonal balance and low noise. Crafted from durable glass and metal, these tubes are a favorite among guitarists for their reliability and long lifespan. Perfectly compatible with popular amplifiers like the Vox VT40X, they deliver warm, transparent sound and arrive new in box with fast shipping.

## Description

New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes

## Features

- New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes
- Size: 7.05 Ounce (Pack of 1)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07MR3DZ1N |
| Best Sellers Rank | #7,362 in Musical Instruments ( See Top 100 in Musical Instruments ) #8 in Guitar Amplifier Tubes |
| Brand Name | JJ Electronic |
| Color | Transparent |
| Customer Reviews | 4.7 4.7 out of 5 stars (114) |
| Item Length | 3.5 inches |
| Manufacturer | JJ Electronic |
| Material Type | Glass, Metal |
| Unit Count | 1 Count |

## Product Details

- **Brand:** JJ Electronic
- **Color:** Transparent
- **Item Length:** 3.5 inches
- **Manufacturer:** JJ Electronic
- **Material:** Glass, Metal
- **Number of Packs:** 1
- **Set Name:** Gain Matched Pair of 12AX7 ECC83-S Vacuum Tubes (2 pieces)
- **Specific Uses For Product:** audio engineering, instrument amplification
- **Unit Count:** 1 Count

## Images

![New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes - Image 1](https://m.media-amazon.com/images/I/81bi+m6ryLL.jpg)
![New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes - Image 2](https://m.media-amazon.com/images/I/414vqfbg+BL.jpg)

## Frequently Bought Together

- New In Box Gain Matched Pair JJ Electronics Tesla 12AX7 ECC83-S Vacuum Tubes
- Pair of JJ EL84/6BQ5 Power Vacuum Tube
- JJ Electronics Amplifier Tube (T-12AT7-JJ)

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**Shop now:** [https://www.desertcart.be/products/98405246-new-in-box-gain-matched-pair-jj-electronics-tesla-12ax7](https://www.desertcart.be/products/98405246-new-in-box-gain-matched-pair-jj-electronics-tesla-12ax7)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-09-25*