What Do You Need for a 3D Printer: A Beginner’s Guide

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Are you interested in 3D printing but don’t know where to start? Well, you’re not alone. With so many different types of 3D printers available, it can be difficult to know what you need to get started. In this article, we’ll break down the essential components you need to start 3D printing.

First and foremost, you’ll need a 3D printer. There are many different types of 3D printers available, but the most common type is Fused Deposition Modeling (FDM) printers. FDM printers use a filament of plastic that is melted and extruded through a nozzle to build up the layers of your print. Other types of 3D printers include Stereolithography (SLA) printers, which use a liquid resin that is cured with UV light, and Selective Laser Sintering (SLS) printers, which use a laser to fuse powdered material together. Depending on your needs, you may want to consider one of these other types of printers, but for most beginners, an FDM printer is the way to go.

In addition to a printer, you’ll also need 3D modeling software to create your designs. There are many different options available, ranging from free software like Tinkercad and Blender to more advanced programs like Autodesk Fusion 360. You’ll also need a slicer program, which takes your 3D model and slices it into layers that the printer can understand. Many 3D modeling programs also include a slicer, but there are standalone slicer programs available as well. With these essential components, you’ll be well on your way to creating your own 3D prints.

Hardware Requirements

When it comes to 3D printing, the hardware requirements can vary depending on the type of printer and the materials you plan to use. Here’s a breakdown of the essential hardware components you’ll need:

3D Printer

The first and most obvious requirement is a 3D printer. There are many different types of 3D printers available, ranging from budget-friendly models to high-end professional machines. Some of the key factors to consider when choosing a 3D printer include print quality, build volume, and ease of use.


The filament is the material that your 3D printer will use to create your 3D prints. There are many different types of filaments available, including PLA, ABS, PETG, and more. Each type of filament has its own unique properties, so it’s important to choose the one that’s best suited for your specific project.

Build Plate

The build plate is the surface on which your 3D prints will be created. It’s important to choose a build plate that is both flat and level to ensure that your prints come out correctly. Some 3D printers come with a built-in build plate, while others require you to purchase one separately.


The extruder is the part of the 3D printer that melts the filament and deposits it in the correct location to create your 3D print. There are many different types of extruders available, including direct drive and Bowden extruders. Each type has its own advantages and disadvantages, so it’s important to choose the one that’s best suited for your needs.

Power Supply

A reliable power supply is essential for any 3D printer. Make sure to choose a power supply that is compatible with your specific printer and provides enough power to meet its requirements.

Computer or Mobile Device

Finally, you’ll need a computer or mobile device to control your 3D printer. Most 3D printers come with their own software, but you may need to download additional software to get the most out of your printer. Keep in mind that some 3D printing software may have specific hardware requirements, so make sure to check the system requirements before downloading.

By considering these hardware requirements, you can ensure that you have everything you need to start creating your own 3D prints.

Software Requirements

When it comes to 3D printing, software is just as important as hardware. You need the right software to design your 3D models, slice them into printable layers, and control your printer. Here are the software requirements for 3D printing.

Slicing Software

Slicing software takes your 3D model and turns it into a set of instructions that your printer can understand. The software slices your model into layers and generates the code that tells your printer how to move and extrude filament to create each layer. Some popular slicing software options include:

Each slicing software has its own features and settings, so choose one that fits your needs and preferences.

3D Modeling Software

To create 3D models, you need 3D modeling software. There are many options available, from simple free software to complex professional tools. Some popular 3D modeling software options include:

Again, each software has its own features and learning curve, so choose one that suits your skill level and project requirements.


Firmware is the software that runs on your 3D printer’s control board. It controls the movements of the printer’s motors, the temperature of the hotend and bed, and other functions. Some popular firmware options include:

You’ll need to install and configure the firmware for your specific printer model. Check your printer’s documentation or online forums for instructions.

In summary, to get started with 3D printing, you need slicing software, 3D modeling software, and firmware. Choose the software that fits your needs and preferences, and don’t be afraid to experiment and learn as you go.


When it comes to 3D printing, having the right accessories can make all the difference in achieving high-quality prints. Here are a few essential accessories to consider:


A digital caliper is a must-have tool for any 3D printing enthusiast. It allows you to measure filament diameter accurately, which is critical for achieving precise prints. You can also use it to verify the dimensions of a calibration cube or other 3D printed objects. We recommend getting a caliper with a resolution of at least 0.01mm, such as the iGaging Digital Caliper.


Tweezers are handy for removing support structures or stray bits of filament from your prints. We recommend getting a pair with a fine tip, such as these precision tweezers.


A scraper is useful for removing prints from the build plate. We recommend getting a scraper with a thin, flexible blade that won’t damage the build surface. This scraper from Spatula City is a great option.

Leveling Tool

Proper bed leveling is essential for achieving high-quality prints. A leveling tool can help you ensure that your bed is level and at the correct height. We recommend getting a tool that is easy to use and provides accurate results, such as this leveling tool from TH3D.

By investing in these essential accessories, you can take your 3D printing to the next level and achieve high-quality, precise prints.

Maintenance and Safety

When it comes to 3D printing, maintenance and safety are crucial aspects that should not be overlooked. Proper maintenance ensures that your printer runs smoothly and produces high-quality prints, while safety measures protect you from any potential hazards. Here are some things you should consider for maintenance and safety.

Cleaning Supplies

Keeping your printer clean is essential for maintaining its performance. Here are some cleaning supplies you should have on hand:

  • A small brush for dust cleaning
  • A wire brush
  • Isopropyl alcohol for cleaning the print bed
  • Compressed air for removing debris from the printer’s components

Regular cleaning of your printer’s components, such as the print bed, nozzle, and extruder, will help prevent clogs and improve print quality.

Protective Gear

It is essential to wear protective gear while handling your 3D printer. Here are some protective gear items that you should consider:

  • Safety glasses to protect your eyes from debris
  • Gloves to protect your hands from hot components
  • Respirator mask to protect your lungs from fumes and particles

Wearing protective gear will help prevent injuries and keep you safe while handling your printer.


Proper lubrication of your printer’s components is essential for maintaining its performance. Here are some lubricants you should consider:

  • Synthetic oil with PTFE for lubricating linear rods and rails
  • Lithium grease for lubricating gears and bearings

Regular lubrication of your printer’s components will help prevent wear and tear and improve its overall performance.

Replacement Parts

Having replacement parts on hand is crucial in case of component failure. Here are some replacement parts you should consider:

  • Nozzles
  • Extruder parts
  • Belts
  • Bearings
  • Thermistors

Having replacement parts on hand will help you quickly fix any issues that may arise and minimize downtime.

In conclusion, proper maintenance and safety measures are essential for keeping your 3D printer running smoothly and producing high-quality prints. By having the necessary cleaning supplies, protective gear, lubricants, and replacement parts on hand, you can ensure that your printer performs at its best and avoid any potential hazards.


In conclusion, 3D printing is an exciting technology that has the potential to revolutionize manufacturing and production. However, it’s important to understand that owning a 3D printer requires more than just purchasing the device itself. Here are some key takeaways to keep in mind:

  • Cost: The initial cost of a 3D printer can be high, but it’s important to also consider ongoing expenses such as filaments, software, and maintenance.
  • Skillset: While 3D printing is becoming more accessible, it still requires a certain level of technical skill and knowledge. If you’re new to 3D printing, it’s important to invest time in learning the basics before diving into more complex projects.
  • Software: The software you use to design and slice your 3D models can greatly impact the quality of your prints. It’s important to choose software that is user-friendly and meets your specific needs.
  • Materials: The type of filament you use can greatly impact the strength, durability, and appearance of your prints. It’s important to choose filaments that are compatible with your printer and appropriate for your specific project.
  • Workspace: 3D printing can be messy and requires a dedicated workspace. It’s important to have a well-ventilated area with adequate space for your printer and supplies.

Overall, owning a 3D printer can be a rewarding and creative experience. However, it’s important to carefully consider the costs, skills, and materials required before making the investment. With the right knowledge and resources, 3D printing can be a valuable tool for hobbyists, entrepreneurs, and professionals alike.