Genuine DeLonghi Thermal Cut Out Fuse 318°C - 5232105000

Genuine DeLonghi Coffee Machine Thermal Cut Out Fuse 318°C – Part 5232105000 | Fits ESAM Magnifica, Perfecta & PrimaDonna Series

Genuine DeLonghi replacement Thermal Cut Out Fuse (TCO) for the steam heating circuit, rated at 318°C. This is a one-shot safety component — once triggered by overheating it must be replaced to restore steam function. Fits a wide range of DeLonghi ESAM and EAM series bean-to-cup coffee machines, including Magnifica, Perfecta, and PrimaDonna models, plus selected Nespresso Lattissima machines manufactured by DeLonghi, and Caple and Elba branded coffee machines built on the DeLonghi platform.

Product Details

• Product Type: Thermal Cut Out Fuse (TCO)
• Main Part Number / MPN: 5232105000
• Alternative / Manufacturer References: None identified. EAN: 5060336777651
• Manufacturer: DeLonghi
• Part Category: Heating & Thermal Components
• Appliance Types: Bean-to-Cup Coffee Machine, Automatic Espresso Machine
• Brand Compatibility: DeLonghi, Nespresso (Lattissima range), Caple, Elba
• Part Type: Genuine OEM Spare Part
• Pack Includes: 1 x Thermal Cut Out Fuse

What This Part Does

The Thermal Cut Out Fuse (TCO) is a one-shot safety device mounted in the steam heating circuit of your coffee machine. It is calibrated to trip permanently at 318°C — if the steam boiler or thermoblock overheats, the TCO opens the circuit and cuts power to the heating element, preventing fire or serious damage to the machine. Once triggered, the TCO cannot be reset. The circuit remains broken until the fuse is replaced with a new genuine part. If your machine has stopped producing steam but otherwise powers on normally, a blown TCO is a common cause.

Common Fault Symptoms

• Steam wand no longer produces steam
• Machine powers on but steam function is completely dead
• No heating activity during steam cycle — machine is silent when steam is requested
• Steam-related error light or fault code displayed (model dependent)
• No hot water output on models where steam and hot water share the same heating circuit

Known Compatible Brands & Models

Repair Difficulty

Moderate – Replacing the TCO requires disassembly of the outer casing of the coffee machine to access the steam heating circuit. The fuse connects via spade or wire terminals and can be swapped with basic hand tools. Suitable for confident DIY repairers or appliance technicians. Important: always disconnect the machine from the mains supply before beginning any repair. If you are unsure, seek assistance from a qualified repairer.

Typical Tools Required

• Torx T10 or T20 screwdriver (varies by model)
• Flat-head screwdriver
• Multimeter (for fault diagnosis and confirming TCO has blown)
• Fine-nose pliers or spade connector removal tool

Description

This is a genuine DeLonghi Thermal Cut Out Fuse (part number 5232105000) for the steam heating circuit, rated at 318°C. It fits the DeLonghi ESAM and EAM series bean-to-cup coffee machines — a range spanning the Magnifica, Perfecta, and PrimaDonna product lines — as well as selected Nespresso Lattissima models (EN series) which are manufactured by DeLonghi under licence, plus Caple and Elba branded machines built on the DeLonghi platform. As a genuine OEM part it is an exact-fit replacement for the original component.

The Thermal Cut Out Fuse is a non-resettable safety device: once triggered by an overheating event it permanently breaks the steam heating circuit and must be physically replaced. Before fitting a replacement, it is advisable to investigate what caused the original fuse to trip — common causes include heavy scale buildup on the thermoblock, a faulty thermostat, or a blocked steam circuit — and to address the root cause to prevent repeat failure. Descaling the machine and checking the steam circuit for obstructions before fitting the new TCO is strongly recommended.