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PSVANE Summit Series KT88 Vacuum Tube Tubes for Amplifiers Matched Pair (2 PACK)

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$279.99

$ 99 .00 $99.00

In Stock
  • With the launch of the SUMMIT series, we are confident in declaring—we have reached the summit. Through our latest breakthroughs in vacuum tube manufacturing technology, we have pushed the boundaries of audio performance and engineering integration to an entirely new level. Join us and explore the summit of perfection.
  • The PSVANE SUMMIT series features our innovative HPC Coating, a proprietary multi-layer composite coating technology developed exclusively by PSVANE to enhance vacuum tube performance. Utilizing high-temperature-stable materials, this coating substantially increases cathode electron emission efficiency, extends tube lifespan, and ensures consistent gain performance.
  • The PSVANE SUMMIT KT88 not only fully meets the demands of audio systems for power, control, and dynamic headroom, but also delivers a meticulously balanced tonal performance. By optimizing the sense of energy in the low-mid frequencies and the definition in the highs, it offers a soundstage that is both clear and impactful. Whether it’s large-scale orchestral works, live rock performances, or modern electronic music, the SUMMIT KT88 excels with its robust, precise, and emotionally charged sonic presentation—perfectly embodying PSVANE’s deep understanding and passionate pursuit of dynamic musical reproduction and vacuum tube artistry.
  • Each tube in the PSVANE SUMMIT series represents the finest quality from among all PSVANE vacuum tubes. Only the top 2–3% of tubes from each production batch—those that exhibit superior electrical performance and consistency—are selected for the SUMMIT designation.
  • 12 months warranty



Product Description

psavne summit series vacuum tubes

PSVANE SUMMIT Series

With the release of the Summit series, we are confident that we have reached the pinnacle. Our latest developed technologies and craftsmanship have elevated the fusion of technology and sound to an entirely new level. Join us as we explore the summit of perfection!

SKT88 vacuum tubes

Summit Series KT88

The SUMMIT KT88, as a core power tube model in PSVANE’s flagship SUMMIT series, represents the brand’s ultimate pursuit of sonic expression and structural innovation in the field of high-power audio tubes.

PSVANE KT88 Vacuum Tubes


Building on the rich heritage of the KT88 pentode, this model integrates a high-precision symmetrical internal structure, a dual-side grid support system, and extensive application of HPC coating technology. These innovations significantly improve electron flow uniformity and anti-vibration stability, ensuring extremely low noise and harmonic distortion even under high voltage and high current operating conditions.

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SKT88 vacuum tubes

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SKT88 vacuum tubes

Outstanding Sound Quality Enhancement

The PSVANE SUMMIT KT88 not only fully meets the demands of audio systems for power, control, and dynamic headroom, but also delivers a meticulously balanced tonal performance. By optimizing sense energy in the low-mid frequencies and the high definition, it offers a clear and impactful soundstage.

SKT88 vacuum tubes

Technical Features

The PSVANE SUMMIT KT88 uses an HPC coating, an innovative multi-layer composite coating technology specifically designed by PSVANE to enhance the performance of vacuum tubes. It employs high-temperature stable materials, significantly improving the cathode’s electron emission efficiency.

SKT88 vacuum tubes

Optimized Burn-In and Selective Screening

Only the top 2-3% of tubes from each batch make it into the SUMMIT series, and they undergo a rigorous 30-hour burn-in test process to ensure that every tube you receive lives up to the SUMMIT name.

S6SN7 Vacuum tubes

About PSVANE

PSVANE is headquartered at Changsha Hengyang Electronics Co., Ltd. in Hunan Province, China. In 2024, PSVANE produced approximately 1.6 million vacuum tubes annually, employing a specialized production team of over 300 professionals.

S6SN7 Vacuum tubes

About PSVANE

The company’s products are used in high-end audio, musical instruments, medical fields, and other professional sectors. PSVANE is one of the world’s largest and most capable enterprises with full-scale design, R&D, production, and OEM capabilities for all types of vacuum tubes.


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