Monoprice

Monoprice 110319 3G SDI 2x1 Switch

4.3 (45 reviews)

Compact 2x1 SDI switch supporting SD, HD, and 3G video standards up to 1080p60 for professional workflows.

$61.76*
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*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.

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Overview

The Monoprice 3G SDI 2x1 Switch is a compact signal routing device designed for professional video workflows where operators need to select between two SDI sources and output to a single destination — whether that is a monitor, recorder, or downstream switcher. Supporting the full SD-SDI, HD-SDI, and 3G-SDI specification range, it handles everything from standard definition 525i/625i signals through full HD 1080p at 50 and 60Hz, with a maximum throughput of 2.970 Gbps.

Color fidelity is well served with support for RGB, YCbCr 4:4:4, and YCbCr 4:2:2 color spaces at 8-bit, 10-bit, and 12-bit depths, ensuring the switch does not degrade signal quality in color-critical production environments. The straightforward two-input, one-output topology keeps operation simple — ideal for camera ISO switching, confidence monitoring, or small live production setups where a full-scale routing matrix would be overkill. At Monoprice's typical price point, it fills a practical gap for budget-conscious productions that still demand reliable SDI signal integrity.

Key Features

Supports data rates: 270Mbps 2.97Gbps

Supports 8-bit, 10-bit, and 12-bit Deep Color

Features equalizer circuitry on the inputs and outputs, allowing it to support long cable runs

Compatible with the hdcctv 1.0, HD-SDI (ST 292), 3G-SDI (ST 424), and SD-SDI (ST 259) Standards

Support for multiple standard and high definition video resolutions: SD 525i and 625i | HD 720p @ 24, 25, 30, 50, and 60 Hz | HD 1080i @ 50, 60 Hz | HD 1080p @ 24, 25, and Hz | 3G 1080p @ 50, 60 Hz

Specifications

Video Standards
SD-SDI, HD-SDI, 3G-SDI
Maximum Data Rate
2.970 Gbps
SD Resolutions
525i, 625i
HD Resolutions
720p (24/25/30/50/60Hz), 1080i (50/60Hz), 1080p (24/25Hz)
3G Resolution
1080p (50/60Hz)
Color Spaces
RGB, YCbCr 4:4:4, YCbCr 4:2:2
Color Depth
8-bit, 10-bit, 12-bit
Inputs
2x SDI
Outputs
1x SDI

Pros & Cons

👍 Pros

  • Supports the full range of SDI standards from SD through 3G at up to 2.970 Gbps.
  • Handles deep color signals at 8-bit, 10-bit, and 12-bit depths without issues.
  • Simple two-input, one-output design keeps the unit compact and straightforward to operate.
  • Compatible with multiple color spaces including RGB, YCbCr 4:4:4, and YCbCr 4:2:2.
  • Monoprice pricing makes it an affordable entry point for SDI switching needs.

👎 Cons

  • Limited to only two inputs, which may not be enough for larger multi-source setups.
  • Single output means no simultaneous distribution to multiple destinations.
  • Does not support 4K/UHD SDI signals such as 6G or 12G-SDI.
  • Basic feature set with no built-in monitoring, audio embedding, or format conversion.

Frequently Asked Questions

It supports SD-SDI, HD-SDI, and 3G-SDI with a maximum data rate of 2.970 Gbps, covering resolutions from 525i up to 1080p at 50/60Hz.
Yes, the Monoprice 3G SDI 2x1 Switch auto-detects the input signal format and passes it through without conversion.
Yes, it supports 8-bit, 10-bit, and 12-bit color depth across RGB, YCbCr 4:4:4, and YCbCr 4:2:2 color spaces.
This is an active, powered switch that requires an external power source to operate and perform signal switching and reclocking.