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Small rectangular aluminium heater block with smooth shiny finish, 16 by 10 by 20 mm

Ruth's sister

Ruth's sister Ender 3 S1 Aluminum Heater Block 16x10x20mm

SKU CH-GWBX-21VYR

Aluminium heater block for Ender 3 S1 hot-ends measuring 16×10×20 mm and weighing 19 g

  • Aluminum construction resists heat for reliable printing
  • Smooth surface reduces filament sticking to the block
  • Compact 16x10x20 mm size fits Ender 3 S1 hotend
  • Lightweight 19 g design minimises moving mass
  • Durable material extends heater block service life

Heater Block for Ender 3 S1

This aluminum heater block is designed as a direct replacement for the Ender 3 S1 hotend extruder. It suits owners of that printer who need to restore or maintain reliable filament heating. The 19g component is machined from premium aluminum for durability and a long service life.

Sustained High-Temperature Performance

The block offers high temperature resistance to maintain stable heat during extended print sessions. Its very shiny and smooth surface reduces the adhesion of consumables to the heating block. This helps prevent material buildup that can affect extrusion consistency over long periods.

Compatibility and Fit Check

Verify that your printer is the Ender 3 S1 model before ordering, as the block is made specifically for that hotend. The dimensions are approximately 16x10x20mm, so confirm this matches your existing assembly. Note that manual measurement may allow a 0-1cm tolerance.

Highlights

  • Aluminum construction resists heat for reliable printing
  • Smooth surface reduces filament sticking to the block
  • Compact 16x10x20 mm size fits Ender 3 S1 hotend
  • Lightweight 19 g design minimises moving mass
  • Durable material extends heater block service life

Specifications

No published specifications for this item yet.

Questions about this item

Does the 16x10x20 mm aluminum block run hotter or noisier than the stock part during long prints?

The block is a passive aluminum component; it adds no fan or electrical load, so noise and heat output stay identical to the original heater block.

Which existing hot-end parts must I already own for this block to fit my Ender 3 S1?

You need the standard Ender 3 S1 heater cartridge, thermistor, nozzle and silicone sock; the block is a direct mechanical replacement for the factory heating block.

Will the 19 g block work with the original Creality heat-break and nozzle threads I am keeping?

Yes, the block matches the Ender 3 S1 thread pattern, so your current heat-break and nozzle screw in without modification.

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