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Hi-Fi / Audiophile Must-Haves

Best Discount of 27% are Available on First Purchase

Hi-Fi / Audiophile Must-Haves

Best Discount of 27% are Available on First Purchase

SGtube 300B-98

Sale Up To 30% off
Best tubes

From $11.99 /Product

Discount Offer 20%
New tubes

From $11.99 /Product

SGtube 12AX7B

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SG12AX7-TA
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2026 NEW Shuguang Tube 2A3B(2A3C,2A3)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $38.99.Current price is: $36.99.
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2026 NEW Shuguang Tube KT66-Z(KT66,6P3P)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $46.99.Current price is: $45.99.
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12AT7
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2026 NEW Shuguang Tube 12AU7-TA(ECC82)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $49.99.Current price is: $45.99.
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SG12AU7-TA
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2026 NEW Shuguang Tube 300B-98(300B,300B-Z)Amplifier HIFI Audio Vacuum Tubes
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2026 NEW Shuguang Tube 6CA7-Z(EL34B,6CA7)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $41.99.Current price is: $40.99.
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2A3B
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2026 NEW Shuguang Tube 12AT7(ECC81)Amplifier HIFI Audio Vacuum Tubes
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SG12AX7-TA
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2026 NEW Shuguang Tube 2A3B(2A3C,2A3)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $38.99.Current price is: $36.99.
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2026 NEW Shuguang Tube KT66-Z(KT66,6P3P)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $46.99.Current price is: $45.99.
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12AT7
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2026 NEW Shuguang Tube 12AU7-TA(ECC82)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $49.99.Current price is: $45.99.
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SG12AU7-TA
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2026 NEW Shuguang Tube 300B-98(300B,300B-Z)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $49.99.Current price is: $45.99.
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2026 NEW Shuguang Tube 6CA7-Z(EL34B,6CA7)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $41.99.Current price is: $40.99.
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2A3B
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2026 NEW Shuguang Tube 12AT7(ECC81)Amplifier HIFI Audio Vacuum Tubes
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Original price was: $12.99.Current price is: $11.99.
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New style Tubes
Sale 30% Up

From $18.99 /Product

Best Hifi Tubes
Discount 20%

From $25.9 /Product

Electron Tubes Handling Precautions

June 2, 2026July 29, 2026 by Ding

Knowledge of Vacuum Tubes

I. Structure of Vacuum Tubes An electron…

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February 9, 2024July 29, 2026 by Ding

Common Issues with Vacuum Tubes

1. The getter mirror has turned white.…

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12AT7 / ECC81
12AU7 / ECC82
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