Pro-Ject Phono Box S3 B

Marsoni

M251S

$349.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Pro-Ject Phono Box S3 BHigh End Features at an Affordable PriceThe Phono Box S3 B is a phono preamplifier that offers a fully balanced design in a neat, small package. Pro Ject have packed this tiny chassis to the brim with high end features. One of those is their new True Balanced Connection. When used in combination with a Pro Ject turntable with a 5 pin balanced output and 5P to XLR cable, you can achieve a totally balanced connection, minimising noise and delivering a

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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This is my second 51mm machine. I never used the included handle or basket… I kept my existing HUGH IMS precision basket and bottomless portafilter. The temp and preinfusion are set and not adjustable but fine (reduced variables). I defeated the shut off by volume by setting higher than needed (wish that was easier to turn off). I like to manually shut off when I hit 30g on my scale. The machine will drip since there is not solenoid valve so I just pull the scale from the try when mouse tail breaks and drip starts. The steam wand and hot water dispenser is a massive upgrade (from Capresso EC50) and the real reason for my upgrade. I would have paid $50-100 more for the improvements listed… but I guess most people would not so this is about the best option for me with 51mm (keeping all the 51mm three lug portafilter stuff I own). 5 stars = for me and the price

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Reviewed in the United States on April 18, 2026