$100.00
9 in stock
Leaves warehouse in 1-2 business days
Genuine Replacement Heating Assembly – Espresso Coffee Machine Spare Part
Restore full heating performance and reliable coffee extraction with this DeLonghi Thermoblock Boiler Generator Main Heater (Part Number: 5513227921).
This replacement thermoblock boiler is designed for DeLonghi automatic espresso machines and coffee makers, providing stable water heating, consistent brewing temperature, and reliable steam generation for espresso, cappuccino, latte, and milk-based drinks.
If your machine is producing cold coffee, weak steam, no hot water, or unstable temperature, replacing the thermoblock is often the correct long-term repair solution.
⚠️ Important Note: This version has only one heating element on the boiler. Please carefully check the product pictures before purchasing to ensure correct compatibility.
The thermoblock boiler is one of the most important heating components inside your DeLonghi coffee machine. It rapidly heats water to the correct temperature required for brewing coffee and producing steam.
Over time, scale buildup, internal heating element failure, or electrical wear can cause reduced performance or complete heating failure. Replacing the thermoblock restores proper operation and improves coffee quality.
5513227921
DeLonghi compatible thermoblock boiler generator main heater assembly.
✔ And many more international compatible DeLonghi models
This boiler version contains only one heating element and is not interchangeable with dual-element thermoblock models.
Please carefully compare your existing boiler with the product pictures before purchasing.
If you are unsure, contact us with your machine model and clear photos — we are happy to help confirm compatibility.
A faulty thermoblock can severely affect machine performance. Replacing it will:
🔧 This boiler uses a single internal heating element, making it different from later dual-element DeLonghi thermoblocks. Correct identification is essential before purchase.
A failing single-element boiler commonly causes cold coffee, slow heating, and weak steam output, even when the machine still powers on normally.
With over 51 years’ experience, Ellis Electrical is a trusted Australian supplier of coffee machine spare parts.
This is an electrical component designed for use in coffee machines operating on 230V mains power.
Fast Australia-wide shipping available or local pickup from our Melbourne store.
14 Gladstone Road
Dandenong VIC 3175
Mon – Fri: 9:00am – 5:00pm
Sat: 9:00am – 12:00pm
$100.00
9 in stock