NEC 12BH7A Vacuum Tube – Japanese Dual Triode Valve

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NEC 12BH7A

The NEC 12BH7A is a Japanese-made miniature dual-triode valve, commonly used in audio amplifiers, preamplifier circuits and driver stages.

Key Features

Genuine NEC (Nippon Electric Company) Japanese-manufactured valve.
High-quality 12BH7A dual-triode vacuum tube.
Two independent triode sections in a single envelope.
Renowned for reliability and consistent performance.
Excellent linearity and low-distortion audio performance.
Ideal for amplifier driver stages and audio preamplifier circuits.
Suitable for hi-fi audio equipment and valve amplifiers.
9-pin Noval base.
6.3V or 12.6V heater operation.
Compatible with 12BH7A valve specifications.
A sought-after Japanese-manufactured valve for vintage audio equipment.

Genuine NEC Japanese-manufactured vacuum tube.
Premium-quality 12BH7A medium-mu twin triode.
Dual-triode construction with two independent sections.
Designed for audio amplification and driver applications.
Excellent linearity and dependable electrical performance.
Well suited to hi-fi amplifiers and guitar amplifiers.
Popular choice for vintage audio equipment restoration.
9-pin Noval (B9A) base.
Heater operation: 6.3V / 12.6V.
Typical transconductance: 3,100 µmhos per triode.
Typical amplification factor: 16.5.
Typical anode current: 11.5mA per triode.
Japanese NEC manufacture, valued by vintage valve enthusiasts.