John Deere RE502404 Engine Control Unit ECU L3 12V for 6081A - Used

John Deere RE502404 Engine Control Unit (ECU) — L3 12V platform, S/N 240955. Application: John Deere 6081A / PowerTech 8.1L industrial, marine, and gen-set diesel engines. Condition: Used take-off; housing shows dust and light oxidation, connector pins appear clean, OEM data plate present. Sold untested/as-is. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.