Mesa Boogie 5881 6L6 STR 425 DUET Power Tubes - 750881D
【Mesa Boogie】 Mesa Boogie 5881 6L6 STR 425 DUET Power Tubes - 750881D Explore Your Shortlist Amplifier Tubes。
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1-Year + 180-Day Warranty
1-Year + 180-Day Warranty
So that you can buy with confidence, we provide a comprehensive warranty on every product.
- Warranty Period: This product comes with a 12-month standard warranty.
- Extended Warranty: Buy from our official website and you can register directly for the extended warranty, adding a further 180 days of coverage.
For more details, see the [Warranty Policy].
After your purchase, be sure to complete [Product Registration] to activate your warranty.
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Free shipping
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All orders ship free of charge and usually arrive within 7 days. - 30-Day Return Guarantee:
If you are not satisfied, you may return or exchange the item within 30 days of delivery. - Shipping Protection (recommended):
For extra peace of mind, we recommend adding Seel Shipping Protection at checkout. With this coverage you can file a claim directly for shipping delays, loss or damage, and receive faster handling and stronger protection.
Please note that if shipping protection is not added, compensation is handled according to the carrier's rules and the applicable conditions. We are always happy to help with logistics inquiries, but the scope of compensation follows the carrier's policy.
For full details, please see the [Shipping Policy] and [Return Policy] pages.
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Features
Features
Specifications
Specifications
| Product Specifications | Value |
|---|---|
| Mesa Boogie 5881 6L6 STR 425 DUET Power Tubes - 750881D | |
| Model Number | 9050237665501 |
| Age Range | 5+ |
| Shipping | Free shipping |
| Delivery Time | 1–5 days |
Reviews (199)
Reviews (199)
Customer Reviews
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Mesa Boogie 5881 6L6 STR 425 DUET Power Tubes
Built to deliver classic American tube tone with unmatched reliability, the Mesa Boogie 5881 6L6 STR 425 Duet is a hand-tested matched pair of power tubes designed for bold, full-bodied sound. Ideal for players seeking smooth top-end clarity, tight low-end response, and a focused midrange, the STR 425 excels in both clean and driven settings.
These tubes are factory-selected and matched for optimal performance in Mesa/Boogie amps and are also compatible with a wide range of tube amplifiers that require 6L6 or 5881 power tubes.
Key Features
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Matched duet of 5881/6L6 power tubes
Delivers rich harmonics, punchy lows, and smooth highs -
Mesa factory-tested and approved
Screened and hand-selected for performance, consistency, and tone -
Built for reliability and long tube life
Ideal for stage, studio, or rehearsal settings -
Compatible with a wide range of 6L6/5881-equipped amps
Perfect fit for Mesa Boogie and other quality tube amplifiers
Specifications
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Tube Type: 5881 / 6L6 STR 425
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Configuration: Matched Duet (2 tubes)
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Mesa Part Number: 750881D
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Country of Origin: Russia
Whether you're replacing worn tubes or fine-tuning your sound, the STR 425 Duet offers the classic Mesa tone with exceptional durability.
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