Bambu Lab X1 Heated Bed Unit V3 (FAC058) – Heatbed Replacement for X1 Series
The Bambu Lab X1 Heated Bed Unit V3 (FAC058/SPP060) is a complete heatbed assembly replacement for X1 series printers. This platform moves along the Z-axis and provides precise temperature control to enhance model adhesion and prevent warping during prints.
This is the V3 revision of the X1 heated bed unit. After installation, run full calibration to restore first-layer consistency and correct Z-height.
Bambu Lab X1 Heated Bed V3 Key Features
- Complete Assembly – Full heatbed unit ready to install
- Z-Axis Movement – Precise vertical positioning
- Temperature Control – User-adjustable heating
- Enhanced Adhesion – Better first layer bonding
- Warp Prevention – Consistent bed temperature
- V3 User-Friendly Design – Easier replacement process
V2 to V3 Upgrade Information
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Important AC Board Compatibility:
Different versions of the heatbed must correlate to the relevant version of the AC board. If upgrading from V2 to V3:
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What the Heated Bed Does
- Bed Heating – Heats build surface to optimal temperature
- Z-Axis Platform – Moves up/down during printing
- Model Adhesion – Ensures prints stick to the bed
- Warp Reduction – Maintains material consistency
When to Replace
- Heating Failure – Bed won’t reach target temperature
- Uneven Heating – Hot/cold spots across the bed
- Physical Damage – Visible damage to bed surface or structure
- Z-Axis Issues – Bed movement problems
- Temperature Errors – Thermistor or heater failures
- V2 to V3 Upgrade – For easier future maintenance
Compatibility
Compatible Printers:
Note: This is specifically for X1 series. P1 series printers use a different heated bed unit (FAC056). |
Bambu Lab X1 Heated Bed V3 Specifications
| Brand | Bambu Lab |
| Bambu Part Number | FAC058 / SPP060 |
| Part Type | Heated Bed Unit V3 |
| Function | Z-axis platform with heating capability |
| Materials | Plastic, Metal |
| Color | Black |
| Product Dimensions | 319 × 341 × 51 mm |
| Product Weight | 2.08 kg |
| Package Size | 319 × 341 × 51 mm |
| Package Weight | 1.69 kg |
| Compatibility | X1 Series (X1, X1C, X1E) |
Replacement Tips
- Follow the official guide – Use the X1 heat bed replacement guide (V3) for the correct steps.
- Check AC board compatibility – Verify board/bed revision compatibility before reassembly.
- Take photos as you disassemble – Cable routing and connector orientation matters.
- Recalibrate after installation – Run calibration and bed leveling to validate heating and Z-height.
Bambu Lab X1 Heated Bed V3 FAQ
Q: What’s the difference between V2 and V3 heatbed?
A: The V3 heatbed is more user-friendly for replacement while maintaining the same functionality as V2. Both perform identically once installed. All printers will eventually shift to V3.
Q: Do I need to replace the AC board when upgrading from V2?
A: Yes, if your printer originally had a Heatbed Unit V2, you must upgrade the AC board to the version compatible with V3 for proper operation.
Q: Will I need to recalibrate after installation?
A: Yes, run a full calibration sequence after installing the new heatbed to ensure proper bed leveling and Z-height accuracy.
Q: Is this compatible with P1 series printers?
A: No. This heatbed unit is for X1 series. P1 series uses a different heatbed assembly.
Related Products
Looking for other Bambu Lab X1 parts? Explore our collections:
- X1 Series Parts – Full range
- AC Board – Power board replacement
- Heatbed Components – All bed parts
- PEI Plates – Build plate options








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