Towards Greener PCBs

With Botfactory's SV2

BotFactory Inc., Afnan Islam


In an era marked by escalating environmental concerns, BotFactory's SV2 Printer emerges as a beacon of sustainability in the manufacturing sector. This comprehensive article delves into how the SV2 PCBA Printer offers a more eco-friendly approach to 3D printed PCB manufacturing, supported by a literature review and a long-standing case study.

The Environmental Cost of Traditional PCB Manufacturing

The environmental impact of traditional PCB manufacturing has been well-documented. A report by the U.S. Environmental Protection Agency (EPA) reveals that conventional PCB board manufacturing methods contribute to significant waste, hazardous emissions, and high energy consumption (EPA, 2019). Smith et al. (2020) further elaborate on the dangers of chemicals like acids and etchants, which not only pose health risks but also necessitate strict disposal procedures.

Traditional PCB manufacturing methods rely heavily on chemical processes such as etching and plating. These methods generate a considerable amount of waste, including hazardous chemicals that require specialized disposal methods. Moreover, the energy-intensive nature of these processes contributes to a larger carbon footprint.

How Botfactory SV2 Changes the Game

The SV2 introduces several features that make it a more sustainable option for PCB manufacturing:

Material Efficiency

The SV2 Printer employs additive manufacturing, a stark contrast to traditional subtractive methods. This shift in approach results in a significant reduction in material waste, aligning with the principles of a circular economy and making it a leading 3D printer for PCB.

Energy Efficiency

Engineered for energy efficiency, the SV2 PCB printing machine consumes a maxium of 400W of electric power, several orders of magnitude less power than traditional methods. This feature not only reduces operational costs but also minimizes the carbon footprint of 3D-printed electronic circuit manufacturing.

Material Versatility

The SV2's ability to print on a variety of substrates, including eco-friendly materials, offers manufacturers greater flexibility while contributing to sustainability in 3D circuit board production. The printing mechanism allows the use of industry trusted substrates like FR4 and Kapton, but it also allows for novel substrates like glass, plastics, papers, carboards and wood composites. Furthermore, some samples have been printed in disolvable substrates made of sugar cane which dramatically reduces the complexity of disposal and the contribution to e-waste.

Inks and Solder Paste

BotFactory's inks are formulated to be safer and more sustainable than the hazardous acids traditionally used in PCB manufacturing. These inks require zero etchants, further reducing the chemical waste generated in 3D printed circuit production. The SV2 also employs low-temperature, lead-free solder paste, enhancing its suitability for desktop environments.

Repurposed Components

In a move towards circular manufacturing, parts of the SV2 Printer, such as the component reel and tray, are 3D-printed using recycled and repurposed filaments. This practice not only reduces waste but also sets a precedent for sustainable component sourcing in PCB printer machines.

On-Demand Production

The SV2's rapid prototyping capabilities enable on-demand 3D printed PCB production, effectively reducing overproduction and associated waste. This feature is particularly beneficial for small-batch or specialized 3D printed electronic circuit production. It is also a powerful tool in continuos development environments where improvements are introduced while the product is already being sold.

Case Study: Reducing Carbon Footprint in a Recent Project

Contrary to being a recent development, the sustainability features of the SV2 have been integral to its design since BotFactory's inception. Every 3D printed circuit produced by the SV2 embodies these eco-friendly principles, from material efficiency to reduced energy consumption. BotFactory has developed multiple projects throughout the years with partners focusing on cleaner production and the results of those projects are likely to play an important role in the upcoming products introduced by the company.


BotFactory's SV2 Printer is more than just a technological innovation; it's a step towards a more sustainable future. Its additive manufacturing capabilities, energy-efficient design, and use of safe and sustainable materials make it an exemplary model in the realm of eco-friendly 3D printed PCB and 3D printed electronic circuit production.

The image above displays BotFactory's conductive and insulating inks, meticulously filled in recyclable cartridges.