This 100% Genuine Webasto Air Top 2000S Control Unit (24V) is the original OEM electronic control module responsible for managing all operating functions of the heater. It precisely controls combustion, temperature regulation, fuel delivery, and safety monitoring, ensuring stable, safe, and efficient heater operation in full compliance with factory specifications.
It is the correct OEM replacement for damaged, burnt, or water-affected control boards and restores the heater to original factory performance.
Product Details
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Original Webasto product – Genuine OEM, NOT aftermarket
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Part Number: 87453B
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Voltage: 24V
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Application: Webasto Air Top 2000S (24V)
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Function: Electronic control unit (ECU)
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Manages combustion, temperature regulation, and fuel dosing
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Supports heater safety systems and fault diagnostics
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Ensures reliable startup and stable heating performance
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Durable electronic construction designed for long service life
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Suitable for trucks, commercial vehicles, machinery, boats, and RVs
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Easy installation with factory-fit OEM connectors
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Direct OEM replacement – no modification required
