Used Sigma Fabrications Power Distribution
Used Sigma Fabrications Power Distribution is a range of rack-mount mains distribution units designed for amplifier racks, available in single phase, three phase and combined signal and mains configurations with MCB isolators throughout. Second-hand units from this range suit a variety of stage power requirements. Scroll down to browse the used Sigma Fabrications Power Distribution listings currently available.
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Sigma Fabrications Power Distribution specifications
| Brand | Sigma Fabrications |
| Segment | Power & Distribution |
About the Sigma Fabrications Power Distribution
The Sigma Fabrications Power Distribution range covers 19-inch 2U rack-mount units built for powering amplifier rack systems. The single phase model features two 20A MCBs, four PowerCon connections, two IEC outputs and a 32A input. The three phase version includes four 20A MCBs, six PowerCon outlets, two IEC outputs and dual 32A connectors for daisy chaining supply. A further model, the 4 Mix Monitor Distro, combines mains and signal distribution in a single unit, offering four XLR inputs, eight link outputs, eight NL4 connections, four EtherCon ports, two IEC outlets and power indicator LEDs.
Sigma Fabrications Power Distribution — buyer FAQs
What is the Sigma Fabrications Power Distribution range and what does it cover?
The Sigma Fabrications Power Distribution range is a series of 19-inch 2U rack-mount mains distribution units built for amplifier racks. It includes a single phase model, a three phase model and the 4 Mix Monitor Distro, which combines mains and signal distribution. All models feature MCB isolators and PowerCon connections, allowing configuration choices based on stage power requirements.
What is the difference between the single phase and three phase Sigma Fabrications distro units?
The single phase unit provides two 20A MCBs, four PowerCon connections, two IEC outputs and one 32A input. The three phase model scales up to four 20A MCBs, six PowerCon outlets, two IEC outputs and dual 32A connectors, the latter allowing units to be daisy chained. Which version is appropriate depends on the stage power supply available.
What does the Sigma Fabrications 4 Mix Monitor Distro offer beyond basic power distribution?
The 4 Mix Monitor Distro combines mains and signal distribution in a single 2U rack unit. Alongside a single phase 32A power input, it provides four XLR signal inputs, eight link outputs, eight NL4 speaker connections and four EtherCon ports for network connectivity, making it an all-in-one solution for racks serving multiple amplifiers. Power indicator LEDs are also included.
What should I check when buying a used Sigma Fabrications Power Distribution unit?
Confirm which model is included, as the single phase, three phase and 4 Mix Monitor Distro have different MCB counts, outlet configurations and connector types. Check that all PowerCon, IEC, 32A and, on the Monitor Distro, XLR, NL4 and EtherCon connections are present and undamaged. Used listings on 10K Used carry a 21-day warranty covering major functional faults; full details are in the buying guide at https://www.10kused.com/used-av-equipment-guide/.
