--- product_id: 61630512 title: "JJ Electronics T-EL34-JJ-MP Vacuum Tube EL34/6CA7 Pentode Matched Pair" brand: "jj electronic" price: "$154.12" currency: USD in_stock: true reviews_count: 4 category: "Jj Electronic" url: https://www.desertcart.us/products/61630512-jj-electronics-t-el34-jj-mp-vacuum-tube-el34-6ca7 store_origin: US region: United States of America --- # Optimized for music amplification 25W max plate power Matched pair tolerance ±0.03mV JJ Electronics T-EL34-JJ-MP Vacuum Tube EL34/6CA7 Pentode Matched Pair **Brand:** jj electronic **Price:** $154.12 **Availability:** ✅ In Stock ## Summary > 🎸 Elevate your amp game with JJ Electronics’ precision-matched EL34 tubes! ## Quick Answers - **What is this?** JJ Electronics T-EL34-JJ-MP Vacuum Tube EL34/6CA7 Pentode Matched Pair by jj electronic - **How much does it cost?** $154.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/61630512-jj-electronics-t-el34-jj-mp-vacuum-tube-el34-6ca7) ## 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 - • **Classic Octal Design:** Durable tubular metal construction blends vintage style with modern reliability. - • **Seamless Stereo Harmony:** Matched pairs with ultra-tight 0.03mV tolerance ensure perfectly balanced audio output. - • **Plug & Play Compatibility:** Fits standard EL34/6CA7 sockets for easy upgrade and immediate sonic enhancement. - • **Power Your Sound with Precision:** Max plate wattage of 25W delivers robust, clear amplification for your music setup. - • **Versatile Configuration Options:** Available as singles, matched pairs, or quads to fit your exact amplifier needs. ## Overview The JJ Electronics T-EL34-JJ-MP is a high-quality octal power vacuum tube designed for music amplification, offering a maximum plate wattage of 25W. Available in singles, matched pairs, or quads, these EL34/6CA7 pentodes provide reliable performance with a tight matching tolerance of 0.03mV, ensuring balanced and rich sound reproduction for professional and audiophile-grade amplifiers. ## Description Octal power tube (Max Plate Watts = 25W), EL34/6CA7, Available in Singles, Matched Pairs or Matched Quads - please select from list. Review: Well matched - Well matched, only 0.03mV apart. Work great. Review: Not a matched pair. - These are not a proven matched pair. The Valves have never been out of their box since they left the factory. JJ claim 10% tolerance but that doesn’t make them a matched pair. Also- you should mark the box or valve with the reading so people know what they are fitting - this also indicates that they have been matched. ## Features - Octal power tube (Max Plate Watts = 25W) - EL34/6CA7 - Available in Singles, Matched Pairs or Matched Quads - please select from list. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B003X5J3DO | | Batteries Required? | No | | Batteries included? | No | | Best Sellers Rank | 7,137 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 15 in Amplifier Accessories | | Colour | Matched Pair | | Customer Reviews | 3.5 3.5 out of 5 stars (10) | | Date First Available | 2 Dec. 2013 | | Item Package Quantity | 1 | | Item Weight | 118 g | | Item model number | T-EL34-JJ-MP | | Luminous Flux | 250 Lumen | | Manufacturer | JJ Electronics | | Material | Metal | | Part Number | T-EL34-JJ-MP | | Power Source | AC adapter or DC power supply | | Product Dimensions | 11.68 x 8.13 x 4.06 cm; 117.93 g | | Shape | Tubular(T) | | Special Features | A.F. OUTPUT PENDODE | | Style | PAIR | | Usage | Music Amplification | | Voltage | 25 Volts | | Wattage | 25 watts | ## Images ![JJ Electronics T-EL34-JJ-MP Vacuum Tube EL34/6CA7 Pentode Matched Pair - Image 1](https://m.media-amazon.com/images/I/71tqMhtiaHL.jpg) ## Questions & Answers **Q: Why does it say matched? Does this mean if one burns out you have to replace all four?** A: Matched means the four tubes are matched. If one burns out and you replace it you may need to adjust bias on tube. You use matched tubes so you do not need To adjust your amp when you replace tubes. Typically when one goes, the rest are soon to follow. So it is best to replace all 4 **Q: Would these tubes do well with a marshall dsl 40 cr?** A: These would be great for any amp that calls for EL34 tubes. Tube tone is subjective, so these may not work for everyone, but they are considered by many one of the most consistent and reliable tubes on the market. **Q: Can you use these jj electronics t-el34-jj-mp vacuum tubes for a bugera g20 infinium?** A: The manual for the Bugera g20 infinium specifies a pair of EL34 tubes for the power section. So yes, these tubes can be used. **Q: Turned my Blackstar amp on, and saw one tube glowing red, while the other is completely cold. Does that indicate a bad tube needing replacement?** A: That is usually the case..If it is the same type tube as the glowing one ..replace the cold tube in the socket with the good tube. That may help you figure out the problem.. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Well matched *by L***E on 7 June 2025* Well matched, only 0.03mV apart. Work great. ### ⭐ Not a matched pair. *by D***E on 25 February 2026* These are not a proven matched pair. The Valves have never been out of their box since they left the factory. JJ claim 10% tolerance but that doesn’t make them a matched pair. Also- you should mark the box or valve with the reading so people know what they are fitting - this also indicates that they have been matched. ### ⭐⭐⭐⭐⭐ Awesome *by C***R on 23 April 2025* Awesome ## Frequently Bought Together - JJ Electronics Amplifier Tube (T-EL34-JJ-MP) - JJ 12AX7 / ECC83 Preamp Vacuum Tubes (Three Pack) --- ## 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.us/products/61630512-jj-electronics-t-el34-jj-mp-vacuum-tube-el34-6ca7](https://www.desertcart.us/products/61630512-jj-electronics-t-el34-jj-mp-vacuum-tube-el34-6ca7) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-13*