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Lab12 integre4 Tube Integrated Amplifier

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Original price $4,990.00 (15% Off Est. Retail)
Original price From $4,249.00
Original price $4,990.00 (15% Off Est. Retail)
Current price $4,249.00
From $4,249.00
Current price $4,249.00

+$99.00 Shipping to contiguous US.
Tax collected at checkout.

Earn 4,249 TMR Rewards points for this purchase.
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Product Highlights

Output power: 65 watts per channel. Features: Dual-mono design, dual toroidal transformers, zero global feedback, five RCA inputs, one XLR input, tube headphone amplifier, automated bias tracking with an OLED display. The Lab12 integre4 is a handcrafted integrated tube amplifier delivering exceptional headroom and channel isolation. It utilizes Separate Rails Separate Grounds technology to lower the noise floor and reveal fine details. Equipped with an Alps Blue Velvet volume control and a soft-start circuit for tube longevity, it provides a robust, sophisticated core for premium analog systems.

Reviewers praise the integre4 for defying "syrupy" tube stereotypes, offering a fast, punchy, and authoritative sound. Critics highlight a solid-state-level low noise floor paired with holographic imaging and realistic timbre. The automated biasing via the OLED panel is celebrated as painless, removing the usual hassle of tube maintenance. Audiophiles also love its versatility for tube-rolling—supporting EL34, KT88, and KT170 tubes—allowing easy customization of the expansive soundstage.

This amplifier seamlessly bridges rich analog soul with modern reliability, making it an effortless upgrade for any audio setup. Its ability to command demanding speakers with tight bass and precise timing ensures your music feels authentically alive. By removing the stress of tube maintenance while leaving the door wide open for personalized sonic tailoring, it easily transforms routine listening into an immersive, front-row concert experience.
Brand Lab12
Type Power Amplifiers
MSRP $4,990.00
SKU # 37771
Serial # 9110116
Cosmetic Rating

8 - Very good condition with minimal visible cosmetic wear including some light scuffs on the top surface and side edges. These blemishes are not readily visible, and do not detract from the overall wonderful appearance.

Functional Notes

Operational condition of this item is excellent, fully tested and no issues found.

Age Unknown
Owners 1
Service History None

Amplifier, (4x) TungSol KT150 Tubes, (4x) 6N1P tubes, Power cable

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Lab12 integre4 Tube Integrated Amplifier
Lab12 integre4 Tube Integrated Amplifier