Professional 3D Printing Service by OpenSensor.io

Located in Cumberland, Maine - Upload your STL files for instant cost estimation and high-quality 3D printing

Easy Upload

Simply drag and drop your STL files for instant processing

Instant Pricing

Get accurate cost estimates based on material usage and print time

Quality Guaranteed

Professional-grade Prusa Mk4s printers for consistent, high-quality results.

Upload Your STL or 3MF File

Drag and drop your STL or 3MF file here

or click to browse files

Maximum file size: 100MB • Supported formats: STL, 3MF

Why Choose Our 3D Printing Service?

Fast Turnaround

Most prints completed within 24-48 hours. Rush orders available for urgent projects.

Professional Quality

Using genuine Prusa i3 MK4S printers with premium PLA, PETG and advanced filaments for superior results.

Transparent Pricing

No hidden fees. Get instant quotes based on actual material usage and print time.

Local Service

Based in Cumberland, Maine. Support local business with pickup and delivery options.

Expert Support

Get advice on design optimization, material selection, and print settings.

Multi-Color Printing

MMU3 unit enables up to 5-color prints in PLA or PETG. Upload 3MF files for multi-color projects.

🎨 Multi-Color 3D Printing with MMU3
What is MMU3?

Our Prusa MMU3 (Multi Material Upgrade 3) unit enables automatic multi-color and multi-material printing. Create stunning prints with up to 5 different colors or materials in a single print job.

✓Up to 5 colors per print
✓Automatic filament switching
✓PLA and PETG compatible
✓3MF file support
How to Use Multi-Color Printing
1. Design Your Model
Create your multi-color design in CAD software like Fusion 360, TinkerCAD, OnShape, OpenSCAD, etc.
2. Export as 3MF
Save your model as a 3MF file with color assignments intact.
3. Upload & Quote
Upload your 3MF file to get an instant multi-color quote with automatic color detection.

💡 Pro Tip: Multi-color prints include additional time for color changes and material waste. Our MMU3 pricing calculator is currently in beta and provides estimates - final pricing may vary based on actual print complexity and material usage.

Printer Specifications
Prusa i3 MK4S Build Volume

250 × 210 × 220mm

Maximum print dimensions

X-axis (Width):250mm (9.8")
Y-axis (Depth):210mm (8.3")
Z-axis (Height):220mm (8.7")
Print Quality Features
Layer Resolution0.1mm - 0.3mm
Nozzle Options0.4mm, 0.6mm, 0.8mm
Auto Bed Leveling✓ Yes
Filament Detection✓ Yes

📏 Size Validation: Our system automatically checks if your STL file fits within our build volume and will alert you if modifications are needed.

Pricing Structure
How We Calculate Costs
Material CostStarting at $0.026/gram
Labor CostBased on print time
Minimum Order$10.00
Available Materials
PLA (Standard)$0.15/g
PETG$0.19/g
ASA$0.24/g
PC Blend$0.30/g
Ready to Get Started?

Upload your STL or 3MF file above to get an instant quote, or contact us for custom projects and bulk orders.

📧 Email us for fastest response: matt@opensensor.io

📞 Phone: (206) 245-7115 | 📍 Location: Cumberland, Maine