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Duet3D

HardwarePeterborough, United KingdomFounded 2019· One of 1708 Hardware companies tracked by AMPulse

Develops and manufactures high-performance 32-bit controller boards and expansion modules for 3D printers and other CNC machines, powered by open-source RepRapFirmware.

CEO / Founder
Tony Lock
Team Size
1-10
Stage
Active
Total Funding
$5M
Latest Round
Series A
Key Investors
Angel Investor

Technology & Products

Key Products

["Duet 3 Mainboard 6HC","Duet 3 Mainboard 3HC","Duet 3 Mini 5+","Duet 3 Toolboard 1LC","Duet 3 Expansion Board 3HC","Duet 2 WiFi","Duet 2 Ethernet"]

Technological Advantage

The open-source nature of the firmware and hardware schematics fosters a large, active community that contributes to development, provides support, and drives innovation. Their focus on high-quality, reliable components positions them in the premium segment, attracting both high-end users and industrial OEMs.

Differentiation

Value Proposition

Providing a premium, powerful, and highly flexible open-source control solution for advanced 3D printing and CNC applications, backed by strong community and developer support.

How They Differentiate

Duet3D differentiates through superior build quality, the stability and extensive features of its RepRapFirmware, comprehensive documentation, and dedicated customer support. While competitors often compete on price, Duet3D focuses on performance, reliability, and the user experience for complex and demanding applications.

Market & Competition

Target Customers

3D printer manufacturers (OEMs), prosumers, hardware enthusiasts, research institutions, and operators of other CNC machinery.

Industry Verticals

["Additive Manufacturing","Automation","Education","Research","Light Industrial Manufacturing"]

Competitors

BigTreeTech (BIQU); MakerBase (MKS); FYSETC

Growth & Milestones

Major Milestones

["Formation of Duet3D as a joint venture between Think3DPrint3D and Escher3D in 2019.","Launch of the modular Duet 3 ecosystem.","Secured partnership with industrial 3D printer manufacturer Omni3D.","Widespread adoption by numerous high-performance 3D printer kit manufacturers."]

Notable Customers

Omni3D; SeeMeCNC; Rat Rig

https://www.duet3d.com

Why this company matters

Duet3D occupies the premium segment of the open-source 3D printer controller market, differentiating through tight hardware-firmware integration rather than competing on price. Founded in 2019 as a joint venture between Think3DPrint3D and Escher3D, the company targets prosumers, research institutions, and light-industrial OEMs who require reliable, customizable motion control for polymer material extrusion (MEX) systems and other CNC machinery.

The core product line includes the Duet 3 Mainboard 6HC, Duet 3 Mini 5+, and Duet 2 WiFi boards, along with modular expansion and tool boards. All hardware is designed to run RepRapFirmware, an open-source motion control platform with mature features for multi-axis, multi-material, and high-speed printing. The open schematics and active developer community contribute to ongoing firmware improvements and third-party integrations.

Notable customers include Omni3D, SeeMeCNC, and Rat Rig, reflecting adoption by both industrial printer builders and high-end kit manufacturers. Duet3D competes against lower-cost alternatives from BigTreeTech, MakerBase, and FYSETC, but maintains its position through superior build quality, comprehensive documentation, and dedicated support. The company has raised $5 million from angel investors and partners with E3D-Online on hotend and extruder integration.

A key strategic question is whether Duet3D can scale beyond the enthusiast and light-industrial niche into larger-volume OEM contracts, especially as competitors add features and improve firmware quality. The reliance on an open-source community for development also creates both a moat and a risk: community contributions drive innovation, but the company must continuously add proprietary value to justify its premium pricing.