La Marzocco Linea Mini IoT Control Board – E.1.059.01 (LM-E105901) | OEM Replacement PCB

La Marzocco Linea Mini IoT Control Board – E.1.059.01 (LM-E105901)

Replace a failed or faulty main control board on your La Marzocco Linea Mini with this genuine OEM electronic board. Part number E.1.059.01 (unformatted: LM-E105901), Gicar cross-reference 9.3.01.64G. This board manages all core electronic functions of the Linea Mini including PID temperature control, pump and solenoid coordination, steam functions, and IoT/La Marzocco App connectivity when installed with the required supporting hardware.

Board only. Wi-Fi boards, gateways, connection cables, and mounting hardware are not included unless specifically stated. Compatibility varies by production year, serial number, voltage, and existing connectivity hardware. Installation and diagnosis should be completed by a qualified technician.

Specifications

• Part Number: E.1.059.01
• Unformatted MPN: LM-E105901
• Gicar Cross-Reference: 9.3.01.64G
• Type: Main Electronic Control Board (PCB)
• Compatible Machine: La Marzocco Linea Mini (selected models – confirm by serial number)
• Connectivity: IoT-capable (requires supporting Wi-Fi/gateway hardware)
• Condition: New / Genuine OEM
• Supplied as: Board only
• Brand: La Marzocco

What’s in the Box

• 1 × La Marzocco Linea Mini Electronic Board – E.1.059.01

Symptoms of a Faulty Control Board

• Machine not powering on despite power supply and thermal fuse being functional
• Erratic or unresponsive PID temperature readings
• Loss of Bluetooth or La Marzocco App connectivity
• Pump or solenoid valves not responding correctly
• Machine failing to heat despite the heating element testing functional
• Error codes or blank display with no user input response

Frequently Asked Questions

What does the control board do in the La Marzocco Linea Mini?

The control board (PCB) is the electronic brain of the machine. It manages boiler temperature via PID control, coordinates the pump and solenoid valves, controls steam functions, and supports La Marzocco App/IoT connectivity via Bluetooth and the optional Wi-Fi gateway.

How do I confirm compatibility with my Linea Mini?

Compatibility for part E.1.059.01 varies by production year, serial number, and voltage specification. Before ordering a $480 control board, contact our team with your machine serial number so we can confirm this is the correct board for your specific machine.

Is this a genuine OEM part?

Yes — this is a genuine La Marzocco OEM replacement board, part E.1.059.01, manufactured to La Marzocco specifications. The Gicar cross-reference is 9.3.01.64G.

Can I install this myself?

PCB replacement requires disassembly of the machine and handling of mains-voltage components. We strongly recommend installation by a qualified coffee machine technician. Contact us if you need a referral to a service technician.