--- product_id: 292058821 title: "PRO-JECT TUBE BOX S2 UNI - BLACK" brand: "pro-ject" price: "SAR 2837" currency: SAR in_stock: true category: "Pro Ject" url: https://www.desertcart.com.sa/products/292058821-pro-ject-tube-box-s2-uni-black store_origin: SA region: Saudi Arabia --- # 2x replaceable ECC83 tubes for sound customization Dual mono circuitry for ultra low noise Front Subsonic filter & gain control for precise tuning PRO-JECT TUBE BOX S2 UNI - BLACK **Brand:** pro-ject **Price:** SAR 2837 **Availability:** βœ… In Stock ## Summary > 🎡 Elevate your vinyl ritual with tube warmth and precision β€” don’t just listen, belong. ## Quick Answers - **What is this?** PRO-JECT TUBE BOX S2 UNI - BLACK by pro-ject - **How much does it cost?** SAR 2837 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/292058821-pro-ject-tube-box-s2-uni-black) ## 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 - β€’ **Tailor Your Tone:** Swap out ECC83 tubes to customize your vinyl listening vibe exactly how you want it. - β€’ **Compact Powerhouse:** Miniature footprint with robust aluminum casing shields against vibrations and EMI for studio-grade clarity. - β€’ **Noise? What Noise?:** Dual mono design and FET input stage deliver ultra low noise and pristine channel separation. - β€’ **Pure Tube Sound, Zero OpAmp:** Experience lush mids and warm, laid-back audio with fully discrete tube circuitryβ€”no op-amps in sight. - β€’ **Versatile Cartridge Compatibility:** Supports both MM and MC cartridges with 5 variable input impedance settings for perfect match. ## Overview The PRO-JECT TUBE BOX S2 UNI is a compact, high-end phono preamplifier featuring fully discrete tube circuitry with replaceable ECC83 tubes, dual mono design for ultra low noise, and versatile support for MM and MC cartridges. Its front-panel subsonic filter and gain controls allow precise sound shaping, while its sturdy aluminum casing protects against interference, delivering rich, warm, and detailed vinyl playback favored by audiophiles and professionals alike. ## Description Buy PRO-JECT TUBE BOX S2 UNI - BLACK online on desertcart.ae at best prices. βœ“ Fast and free shipping βœ“ free returns βœ“ cash on delivery available on eligible purchase. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B075KPB1P2 | | Best Sellers Rank | #79,624 in Electronics ( See Top 100 in Electronics ) #22 in Home Audio Preamplifiers | | Brand | Pro-Ject | | Brand Name | Pro-Ject | | Customer Reviews | 4.6 out of 5 stars 432 Reviews | | Item Weight | 2.12 Pounds | | Manufacturer | Pro-Ject Audio | | Maximum Supply Voltage | 18 Volts | | Maximum supply voltage | 18 Volts | | Model | Pro-Ject Tube Box S2 | | Mounting Type | Surface Mount | | Mounting type | Surface Mount | | Number of Channels | 2 | | Number of Items | 2 | | Number of Packs | 1 | | Number of channels | 2 | | Output Power | 10 Watts | | Output power | 10 Watts | | Part Number | Pro-Ject Tube Box S2 | | Specification Met | CE | ## Product Details - **Brand:** Pro-Ject - **Manufacturer:** Pro-Ject Audio - **Maximum supply voltage:** 18 Volts - **Mounting type:** Surface Mount - **Number of channels:** 2 ## Images ![PRO-JECT TUBE BOX S2 UNI - BLACK - Image 1](https://m.media-amazon.com/images/I/71-LwDsjtEL.jpg) ![PRO-JECT TUBE BOX S2 UNI - BLACK - Image 2](https://m.media-amazon.com/images/I/818UCAja3QL.jpg) ## 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? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.sa/products/292058821-pro-ject-tube-box-s2-uni-black](https://www.desertcart.com.sa/products/292058821-pro-ject-tube-box-s2-uni-black) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-09-19*