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Comgrow SH03 review

A dual-chamber dryer for up to four 1 kg spools, with two 200 W PTC heaters reaching 185 °F (85 °C), an automatic mode and a touchscreen.

Heat

Eighty-five degrees opens up PA and PC, within each filament maker’s limits.

Capacity

Four spools match a multicolor printer.

Against the Space Pi X4

Same stated heat and capacity, for about $40 less at our reading.

Prices quoted in this text are dated readings and can differ from the live price in the buy box.

Where it earns its place, and where it falls short

Strengths

  • Reaches 85 °C, enough for engineering filaments
  • Four spools at once
  • Good value against the Space Pi X4

Compromises

  • Larger box
  • Costs three times the S1 Plus
  • Check that spools resist the heat

Specifications

Capacity2 + 2 rolls of 1 kg
Heaters200 W + 200 W PTC
Top temperature185 °F (85 °C)
ModeAutomatic drying
Airflow360° hot air fan
Weight7.5 lb
Amazon ASINB0FP574DFT

Questions makers ask before buying

How hot does it get?

185 °F (85 °C), stated.

Does it hold four spools?

Yes: 2 + 2 rolls of 1 kg.

Our score

8.0/ 10

The value pick for serious use.

This one against the other workshop machines

workshop machines from the same category, at nearby prices. Only what all of them publish is shown: a column with holes compares nothing.

Model Price Weight
Comgrow SH03 $120 7.5 lb
Creality Space Pi X4 $159 1 kg in the table, which looks low
EIBOS Easdry $50 1.35 kg (3 lb)
Comgrow SH01 $44 1.5 kg (3.3 lb)

What sets the models apart, in workshop machines

  • If price decides: Comgrow SH01, at $44.

What use this one answers, among workshop machines

A multicolor printer owner who needs four spools ready.

Where this model is cited, among our workshop machines guides

Sources

Specifications: the manufacturer sheet for maker machines and tools and the matching Amazon product page. Prices and availability: Keepa. Every figure on this page names its source.

What we judge these workshop machines on