Installation Location: Inside the microwave high-voltage / RF heating section
Function: Generates microwave RF energy used to heat food in the cooking cavity.
Critical Fit / Identification Details: MAGNETRON; MAGNETRON 2M3030H-G FOR INVERT
Manufacturer Part Numbers / Cross-References: W11578959, W11504545
What This Listing Includes: One genuine OEM W11578959 microwave magnetron as supplied for the manufacturer service application; other adjacent assemblies/hardware are not implied unless specifically stated.
Model Evidence Note: Verified representative models. Model examples are not exhaustive. Always match the complete model number, including suffix/revision where present, against manufacturer service information.
Correct Part / Compatibility Check: Match the complete appliance model number, exact manufacturer part number, installation position and all critical fit details before ordering. Do not rely on appearance alone.
Distinguish From Similar Parts: Match exact microwave model and magnetron service number; mounting, electrical connections and RF characteristics are not safely interchangeable by appearance.
Possible Related Symptoms / Reasons to Inspect: Physical damage, wear or a model-specific malfunction traced to this component. Symptoms guide inspection but do not prove part failure.
Important Safety / Service Note: Unplug the appliance before service. Microwave ovens can retain lethal high voltage after power is disconnected; internal microwave service, including magnetron/high-voltage components, should be performed only by qualified personnel.
Ordering Note: Symptoms can identify a system to inspect, but they do not prove this specific component is defective. Confirm the OEM part number or model-specific parts diagram before ordering.
Specifications & Compatibility:
Manufacturer: WHIRLPOOL
Manufacturer Part Number: W11578959
OEM Status: Genuine OEM Part
Product Type: Microwave Magnetron
Appliance / Application: Microwave
Installation Location: Inside the microwave high-voltage / RF heating section
Cross-References: W11578959, W11504545
Critical Fit Details: MAGNETRON; MAGNETRON 2M3030H-G FOR INVERT