--- product_id: 69958070 title: "Pro-Ject Tube Box S2 Black - Phono Preamp" brand: "pro-ject" price: "S/.50" currency: PEN in_stock: false url: https://www.desertcart.pe/products/69958070-pro-ject-tube-box-s2-black-phono-preamp store_origin: PE region: Peru --- # Discrete low-noise circuit, no op-amps 2 ECC83 tubes for rich analog warmth Aluminum-metal housing blocks vibration & EMI Pro-Ject Tube Box S2 Black - Phono Preamp **Brand:** pro-ject **Price:** S/.50 **Availability:** ❌ Out of Stock ## Summary > 🎶 Elevate your vinyl ritual with buttery tube bliss — because your records deserve the best. ## Quick Answers - **What is this?** Pro-Ject Tube Box S2 Black - Phono Preamp by pro-ject - **How much does it cost?** S/.50 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/69958070-pro-ject-tube-box-s2-black-phono-preamp) ## Best For - pro-ject enthusiasts ## Why This Product - Trusted pro-ject brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built Like a Tank:** Robust aluminum and metal sandwich chassis shields your music from unwanted interference and vibrations. - • **Noise? What Noise?:** Ultra-low noise discrete circuitry ensures crystal-clear sound without digital artifacts or op-amp coloration. - • **Pure Analog Warmth:** Miniature pioneering phono tubes deliver lush, vintage sound that elevates every vinyl spin. - • **Tailored for MM & MC:** Versatile cartridge loading with adjustable gain and impedance settings for audiophile-grade customization. - • **Tube Rolling Freedom:** Interchangeable ECC83 tubes let you personalize your sonic signature — because your sound should be as unique as you. ## Overview The Pro-Ject Tube Box S2 Black is a premium phono preamp designed for MM and MC cartridges, featuring dual ECC83 tubes in a double mono layout for superior channel separation. Its fully discrete, low-noise circuit avoids op-amps, using high-quality polystyrene capacitors for pristine sound. The rugged aluminum-metal housing protects against vibration and electromagnetic interference, while front-panel controls offer gain adjustment and a subsonic filter. Perfect for discerning vinyl enthusiasts seeking rich analog warmth and customizable tube rolling options. ## Description Tube Box S2 Black ## Features - Innovative pioneering phono tubes in miniature format with premium sound. Suitable for MM and MC pickups - Very low noise circuit, complete discrete construction without op amp, polystyrene audiophile capacitors - 2 ECC83 tubes (interchangeable), constructed in double mono for better channel separation - Gold RCA inputs and outputs, front subsonic filter switch, front gain settings - Aluminum and metal sandwich housing protects against vibration and electromagnetic interference ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B075KPB1P2 | | Best Sellers Rank | #85,357 in Electronics ( See Top 100 in Electronics ) #21 in Home Audio Phono Preamps | | Brand Name | Pro-Ject | | Customer Reviews | 4.4 4.4 out of 5 stars (497) | | Included Components | Tube Box S2 | | Item Weight | 2.1 Pounds | | Manufacturer | Pro-ject | | Material Type | Cotton | | Maximum Supply Voltage | 18 Volts | | Model | Pro-Ject Tube Box S2 | | Mounting Type | Surface Mount | | Number of Channels | 2 | | Output Power | 10 Watts | | Package Type Name | single unit box | | Part Number | Pro-Ject Tube Box S2 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Pro-Ject - **Manufacturer:** Pro-ject - **Maximum Supply Voltage:** 18 Volts - **Mounting Type:** Surface Mount - **Number of Channels:** 2 ## Images ![Pro-Ject Tube Box S2 Black - Phono Preamp - Image 1](https://m.media-amazon.com/images/I/71-LwDsjtEL.jpg) ![Pro-Ject Tube Box S2 Black - Phono Preamp - Image 2](https://m.media-amazon.com/images/I/818UCAja3QL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: How come my tubes dont light up?** A: Thanks for your question. The tubes on the S2 do not light up. They have a very low glow that is barely perceptible. World Wide Stereo is 43 years old and a proud authorized Pro-Ject dealer. **Q: Can anyone tell me which dip switches should be on for an ortofon 2m blue cartridge? thanks! this is all new to me.** A: Thanks for your question. Using the included owners manual as a guide, for a 2M Blue:: 1-off, 2-on, 3-off, 4 -8 are off. World Wide Stereo - since 1979 - and a proud authorized Pro-Ject dealer. **Q: can you roll the tubes?** A: Yes, you can. **Q: Anyone recommend dip switch settings for sumiko rainer mm cartridge?** A: Thanks for your question. The Sumiko Rainer cartridge specifications state Load Impedance: 47kOhms, Recommended Load Capacitance: 100pF to 200pF, and Output Voltage: 5.0mV. Set input impedance at default 47k, Capacitance at 150pF. Set Input gain at the recommended 43dB. The Tube Box S2 owners manual details the 8 dip switch settings. World Wide Stereo is 42 years old and a proud authorized Pro-Ject dealer. ## Frequently Bought Together - Pro-Ject Tube Box S2 Pure-Tube MM/MC Phono Preamplifier (Black) - Primeda Auidophile 2RCA Male to 2RCA Male Stereo Audio Cable,Gold Plated | 4N Oxgen-Free Copper Core (3 Feet (1M)) - Monoprice 1.5ft Premium 2 RCA Plug/2 RCA Plug M/M 22AWG Cable - Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pe/products/69958070-pro-ject-tube-box-s2-black-phono-preamp](https://www.desertcart.pe/products/69958070-pro-ject-tube-box-s2-black-phono-preamp) --- *Product available on Desertcart Peru* *Store origin: PE* *Last updated: 2026-07-25*