242mm Length x 10mm. For use with Kingavon BB-HH202 and most halogen heaters with 242mm bulbs.
eBay
6-32MM Rubber Sponge Tube Air Conditioner Solar Water Heater Water Pipe Sleeve 1.8m Thermal Insulation Thermal Insulation Pipe
Aliexpress UK
195mm Length x 10mm. For use with most halogen heaters with 195mm bulbs.
eBay
Shell and Tube Heat Exchanger High Efficiency, Water Cooled AC Heat Exchanger for Heat Pump Water Heater
Aliexpress UK
242mm Length x 10mm. For use with Kingavon BB-HH202 and most halogen heaters with 242mm bulbs.
eBay
For Anycubic Kobra 3 Combo Hotend Nozzle Thermistor Heating Tube 24v 50w Heater Block For Anycubic Kobra3 Replacement Accesories
Aliexpress UK
242mm Length x 10mm. For use with Kingavon BB-HH202 and most halogen heaters with 242mm bulbs.
eBay
Thermistor for Anycubic Kobra 3, Kobra 3 Combo Heating Tube 24V 50W Cartridge Heater Kobra 3 Hotend Accessories Thermistor
Aliexpress UK
2 x Halogen Heater Tubes Replacement 400W 197mm Pack of 3.
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63mm cap 220v 2000w Electric Water Heating Tube Stainless Steel Electric Heater Element for Water Boiler
Aliexpress UK
eBay
1PCS Mold Cartridge Heaters Heating Element Cylindrical Tubular 6mm/8mm/10mm Tube AC220V 30W-500W
Aliexpress UK
208mm Length x 10mm (232mm x 13mm total length inc pins). For use with halogen heaters which take spade connector with 208mm bulbs.
eBay
For Elegoo Centauri Carbon 2 Heating Tube 24V 60W Thermistor for For Elegoo Centauri Carbon Ceramic Heater Hotend Accessories
Aliexpress UK
185mm (to ends of ceramic) (205mm total length) x 19mm. For use with Quartz heaters with R7s fitting which are 185mm.
eBay
For Anycubic Kobra 2 Hotend Nozzle Thermistor Heating Tube 24v 60w Heater Block for Anycubic Kobra 2 Spare Parts Accesories
Aliexpress UK