Electrical Disclaimer Description
Lux Corporation 9F380 Power Transformer – Made in Japan
Original Lux Corporation 9F380 high-quality power transformer manufactured in Osaka, Japan.
Designed for high-power push-pull valve amplifier applications, with generous current capability and multiple secondary windings.
Ideal for restoration projects or premium DIY tube amplifier builds.
Specifications HT: 0–295V–360V @ 300mA RMS HT: 0–250V–360V @ 300mA RMS Bias: 0–95V–190V DC 30mA Heater: 6.3V @ 1A Heater winding 1: 0–2.5V–6.3V @ 5.6A Heater winding 2: 0–2.5V–5V–6.3V @ 5.6A Primary: 0–100V AC The 300mA HT rating and dual high-current heater windings make this well suited to classic push-pull designs using valves such as: EL34 6L6GC KT66 KT77 KT88 * 6550
Lux Corporation earned its reputation by manufacturing some of Japan’s finest transformers for both commercial amplifiers and the highly regarded LuxKit range. Their transformers remain sought after by DIY valve amplifier builders for their build quality and reliability. Transformer is in very good condition for its age. Windings are clean, terminals are intact, and it has been carefully stored. Please refer to the photos for cosmetic condition. This is a 6.5kg transformer and will be packed securely.








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