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FS/EU/UK Micro-Audio SMPS600-R2 (+46Vdc) power supply

bolzanis

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Dec 19, 2023
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The Micro-Audio SMPS600-R2 is a high-quality, unregulated 600W switching power supply designed for audio applications. It offers a single-rail output of 46Vdc. SMPS was bought few months ago and it is in perfect working condition. Dimensions are 187x123x50 mm and weight is around 800g.

This SMPS is designed to power various TPA3255 amplifiers, like 3e modules and others. It provides significant sonic upgrade, compare to cheap SMPS.

I paid around 200 EUR (all shipping costs and custom fees included) to import it to Slovenia (EU). My price is 115 EUR + PayPal fee + shpping.
 

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UPDATE (12.3.2026): For 30 EUR extra, I could provide new 51V transfomer from Microaudio. With this transfomer replacement, you can simply turn this power supply into 51Vdc output voltage version.
 
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