Description

Hotend Heating Assembly Kit for Anycubic Kobra S1 Max

This is a complete, pre-assembled hotend heating assembly kit for the Anycubic Kobra S1 Max — everything needed to restore reliable heating performance in one purchase. It includes a thermistor, heater cartridge, metal clip, and a ceramic zirconia insulated base, so you can be back up and printing within minutes of replacement rather than sourcing individual components separately.

Ceramic Zirconia Insulation — 2200°C Heat Resistant

The base uses a high-purity zirconia ceramic insulation rated to withstand up to 2200°C — equivalent to the thermal performance of six standard insulation bases combined. This advanced ceramic effectively isolates the heater block from the heat sink, minimising heat creep and keeping temperatures stable for consistent extrusion quality throughout long prints.

Tool-Free Quick-Swap Design

The kit’s quick-change design securely fixes the heater block and heating base together, while allowing tool-free separation of the thermal components (heater block, base) from the electronic parts (thermistor and heater cartridge) — making future maintenance faster whenever a specific component needs replacing again.

When to Replace

Heating failure or “Preheat error” messages on the printer screen, slow or inconsistent heat-up to target temperature, temperature fluctuating during printing despite correct settings, visible wear, cracking, or discolouration on the ceramic base, and as part of a complete hotend rebuild when servicing the Kobra S1 Max.

What’s Included

Heating assembly kit × 1 (ceramic zirconia base, heater cartridge, thermistor, metal clip)
M2.5×5 mounting screws × 3

Compatibility

Anycubic Kobra S1 Max
Anycubic Kobra S1 Max Combo

Exclusive fit — this heating assembly is designed specifically for the Kobra S1 Max only. It is not compatible with the standard Kobra S1, Kobra S1 Combo, Kobra 3 series, or other Anycubic models — please verify your printer model before ordering, as these platforms use different heating assemblies.

Installation

Power off the printer before beginning replacement. Remove the existing heating assembly, install the new ceramic zirconia base with heater cartridge and thermistor connected, secure with the metal clip and mounting screws, then reconnect wiring. Refer to the Anycubic Wiki for the complete step-by-step guide specific to the Kobra S1 Max.

Specifications

Materials: Metal, plastic, high-purity zirconia ceramic
Insulation base heat resistance: Up to 2200°C
Includes: Thermistor, heater cartridge, metal clip, ceramic zirconia base
Mounting screws: 3× M2.5×5
Compatibility: Anycubic Kobra S1 Max, Kobra S1 Max Combo only