--- product_id: 3310794 title: "Electro-Harmonix 12AX7EH Preamp Vacuum Tube, Single" brand: "electro-harmonix" price: "S/.135" currency: PEN in_stock: true category: "Electro Harmonix" url: https://www.desertcart.pe/products/3310794-electro-harmonix-12ax7eh-preamp-vacuum-tube-single store_origin: PE region: Peru --- # ECC83/7025 compatible Ultra low noise spiral filament High gain Twin Triode Electro-Harmonix 12AX7EH Preamp Vacuum Tube, Single **Brand:** electro-harmonix **Price:** S/.135 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your amp’s voice with the tube pros swear by! ## Quick Answers - **What is this?** Electro-Harmonix 12AX7EH Preamp Vacuum Tube, Single by electro-harmonix - **How much does it cost?** S/.135 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/3310794-electro-harmonix-12ax7eh-preamp-vacuum-tube-single) ## Best For - electro-harmonix enthusiasts ## Why This Product - Trusted electro-harmonix brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted Quality:** Backed by Electro-Harmonix’s legacy and a 90-day warranty for peace of mind. - • **Compact & Durable:** Lightweight metal enclosure built to withstand rigorous gigging and studio sessions. - • **Crystal-Clear Tone:** Experience ultra low noise with a unique spiral filament that eliminates hum for pristine sound. - • **High Gain Powerhouse:** Delivers detailed, musical tone with high gain Twin Triode short plate design. - • **Pro-Grade Versatility:** Perfect drop-in replacement for all 12AX7/ECC83 circuits, compatible with guitar and bass amps. ## Overview The Electro-Harmonix 12AX7EH Preamp Vacuum Tube is a high gain, low noise replacement tube designed for guitar and bass amplifiers. Featuring a unique spiral filament to eliminate hum, it offers a detailed, musical tone and is compatible with all 12AX7/ECC83 circuits. Lightweight and durable, it’s a trusted choice for musicians seeking professional sound quality and reliability. ## Description High gain Twin Triode short plate format, with detailed, musical tone. Most popular replacement for all circuits requiring 12AX7/ECC83 types. ## Features - Ultra low noise thanks to unique spiral filament which eliminates cathode-to-filament induced hum (common on amplifiers that use AC on the filaments) - Best all-around choice & best value - Single tube - ECC83/7025 equivalent ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0002M72JS | | Amplifier Type | Tube | | Best Sellers Rank | #37,011 in Musical Instruments ( See Top 100 in Musical Instruments ) #134 in Guitar Amplifier Tubes | | Brand | Electro-Harmonix | | Color | Black | | Compatible Devices | Guitar, Bass | | Customer Reviews | 4.7 4.7 out of 5 stars (317) | | Enclosure Material | Metal | | Global Trade Identification Number | 00683274020099 | | Item Weight | 9.07 g | | Manufacturer | New Sensor | | Mfr Part Number | 12AX7EH | | Model Name | Electro-Harmonix 12AX7EH Preamp Vacuum Tube | | Model Number | 12AX7EH | | Number of Items | 1 | | Number of Packs | 1 | | Power Source | Corded Electric | | Sound Profile | Musical, high-quality sound profile | | UPC | 133587597974 410000095447 846408004918 683274020099 844632022289 410000095386 735757050588 610370783832 | | Unit Count | 1 Count | | Warranty Description | New sensor will credit or replace, at its discretion, a vacuum tube product that fails to operate due to defects in materials or workmanship for a period of 90 days from date of purchase. This applies only to original purchasers who have bought their product from amazon directly (and not through a third party seller). Replaced products will then be warranted for the unexpired portion of the origin… | ## Product Details - **Brand:** Electro-Harmonix - **Color:** Black - **Compatible Devices:** Guitar, Bass - **Item Weight:** 9.07 g - **Material:** Metal ## Images ![Electro-Harmonix 12AX7EH Preamp Vacuum Tube, Single - Image 1](https://m.media-amazon.com/images/I/71AZ8f9PslL.jpg) ## Questions & Answers **Q: Will this work for a vox vt30 valvetronix?** A: It's the standard preamp tube used in just about every tube guitar amp. it's also the same as an ECC83... look up the tube currently in your amp, and google for cross reference tubes for other "models" that will work... generally speaking, any of 12AX7, 12AT7, and 12AY7 will work in place of each other... they will also work in place of an ECC83... hope this helps... **Q: Will this work for audible illusion modulus 2 pre amp** A: No. You need the 6DJ8/6922 tubes for this amp. **Q: Does this vacumm tube work with the presonus preamps?** A: Yes, if your preamp requires a 12AX7 preamp tube then this will work well. **Q: I have a crate gt80 non dsp amp. will this work in it?** A: It looks like your amp takes one 12AX7 and two 12AU7's. This Electro-harmonix 12AX7 will work and you can find the 12AU7 on our page. ## Frequently Bought Together - Electro-Harmonix 12AX7EH Preamp Vacuum Tube, Single - JJ Electronics Amplifier Tube (T-EL84-JJ) - Tung-Sol 12AX7 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pe/products/3310794-electro-harmonix-12ax7eh-preamp-vacuum-tube-single](https://www.desertcart.pe/products/3310794-electro-harmonix-12ax7eh-preamp-vacuum-tube-single) --- *Product available on Desertcart Peru* *Store origin: PE* *Last updated: 2026-09-28*