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PrintDry Filament Dryer PRO4 Base Unit
PrintDry Filament Dryer PRO4 Base Unit

PrintDry Filament Dryer PRO4 Base Unit

SKU: FD2003-4Base

  • PRO4 upgrade base unit – Upgrade an existing compatible PrintDry PRO or PRO3 system
  • Real-time humidity monitoring – Displays humidity from <15% to 99% RH
  • Six temperature presets – 35°C to 85°C for different filament materials
  • 48-hour timer – Set extended drying cycles with automatic shut-off
  • Larger PTC heater – Provides stronger and more consistent heating
  • Dry & Feed function – Dry filament while feeding it directly to a compatible 3D printer
  • Base unit only – Existing compatible dryer components are required

£102.00(Price incl. 20% VAT)

( £85.00 + VAT )

Availability:  5+ In Stock

Quantity:

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1
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PrintDry Filament Dryer PRO4 Base Unit

Upgraded base unit for the PrintDry PRO and PRO3 filament dryers, featuring real-time humidity monitoring, six temperature presets and a 48-hour timer for controlled 3D printer filament drying.

  • Real-Time Humidity Monitoring – Monitor the relative humidity inside the dryer from below 15% to 99%
  • Six Temperature Presets – Select 35°C, 45°C, 55°C, 65°C, 75°C or 85°C for different filament drying requirements
  • 48-Hour Timer – Set extended drying cycles with automatic shut-off
  • Larger PTC Heating Unit – Provides stronger and more consistent heating to help reach the selected temperature
  • Improved Heating Control – Updated control algorithm helps maintain temperature stability
  • Dry & Feed Function – Supports drying filament while feeding it directly to a compatible 3D printer
  • Base Unit Only – Designed as an upgrade for existing PrintDry PRO and PRO3 owners; dryer chamber components are not included

Upgrade Your PrintDry Filament Dryer

The PrintDry Filament Dryer PRO4 Base Unit is an upgrade component designed for existing PrintDry PRO and PRO3 owners. It brings the latest PRO4 base-unit features to compatible existing PrintDry dryer setups.

The upgraded system introduces real-time humidity monitoring alongside six selectable drying temperatures and a timer of up to 48 hours, giving users greater control when preparing filament for 3D printing.

Real-Time Humidity Monitoring

The PRO4 base unit features an integrated humidity sensor that displays relative humidity from below 15% through to 99%. This allows users to monitor changes in the drying environment as the filament drying cycle progresses.

PrintDry's testing reports that chamber humidity can fall from above 60% to below 15% in under five minutes under its stated test conditions. Actual drying performance will vary according to filament type, moisture content and environmental conditions.

Six Drying Temperatures

The PRO4 provides six preset temperature settings: 35°C, 45°C, 55°C, 65°C, 75°C and 85°C. These settings cover the drying requirements of a wide range of common 3D printing materials.

PrintDry provides recommended drying temperatures and times for materials including PLA, ABS, PETG/CPE, Nylon, PVA, TPU/TPE, ASA, PP, HIPS, PC and PEEK.

Dry & Feed

The PrintDry system can feed 1.75mm or 3mm filament directly from the dryer to a compatible 3D printer while the filament continues to dry.

This is particularly useful for moisture-sensitive materials and longer printing jobs where maintaining filament in a controlled drying environment during printing can be beneficial.

Key Specifications

Temperature Presets: 35°C, 45°C, 55°C, 65°C, 75°C and 85°C
Timer: 1–48 hours
Humidity Display: <15% to 99% RH
Heating: Larger PTC heating unit
Filament Diameter: 1.75mm and 3mm
Base Unit Dimensions: 340 × 285 × 350mm system dimensions

Closed-Loop Temperature Control

The PRO4 regulates temperature using a closed-loop system. When the measured temperature rises above the selected preset, the heating unit switches off. When the temperature falls below the preset, the heating unit switches back on.

PrintDry notes that temperature distribution within the dryer is not uniform. The temperature is higher near the hot air vent and lower further away from it, so the displayed temperature should not be treated as the temperature at every point inside the chamber.

Designed for Existing PRO & PRO3 Systems

This product is supplied as a base-unit upgrade rather than a complete filament dryer. Existing PRO and PRO3 owners can use the PRO4 base unit with the appropriate compatible components from their existing dryer setup.

Recommended Filament Drying

PLA: 55°C for more than 3 hours
ABS: 65°C for more than 3 hours
PETG/CPE: 65°C for more than 3 hours
Nylon: 75°C for more than 12 hours
PVA: 45°C for more than 10 hours
TPU/TPE: 55°C for more than 4 hours
ASA: 65°C for more than 4 hours
PP: 55°C for more than 6 hours
HIPS: 65°C for more than 4 hours
PC: 75°C for more than 6 hours
PEEK: 75°C for more than 6 hours

PrintDry's recommendations are based on stated test conditions including 50% ambient relative humidity, 20°C ambient temperature and a 500g filament spool. Actual drying times vary according to filament composition, initial moisture content and environmental conditions.

Applications

  • Drying 3D printer filament before printing
  • Drying moisture-sensitive filament
  • Maintaining filament during long printing jobs
  • Professional 3D printing
  • Engineering and functional prototypes
  • Educational and workshop 3D printing
  • Upgrading existing PrintDry PRO and PRO3 systems

What's Included

  • 1 × PrintDry Filament Dryer PRO4 Base Unit

Important: This is the PRO4 base unit only. The complete PRO4 dryer chamber, trays, shafts, spool adapters and other components are not included unless specifically stated by the seller.

Safety & Certification

PrintDry states that its filament dryer range has been independently tested by Intertek and TÜV to meet applicable product safety standards in North America and Europe. The PrintDry filament dryer is ETL and TÜV Rheinland GS listed.

Why Buy From Us

  • UK-based customer service and product support
  • Specialist knowledge of 3D printing and filament drying
  • Suitable for professional, educational and maker applications
  • Wide range of 3D printer filaments and accessories available
  • Expert guidance for filament drying and storage

Frequently asked questions

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