– The most significant update involves the microswitch lid lock. Early manuals described a simple mechanical latch, but later service bulletins (often bundled with the manual) detail a retrofitted electromagnetic lock. Without this update, the centrifuge may fail to stop when the lid is opened prematurely.
remains a common fixture in labs as a reliable refurbished unit for DNA precipitation and cell lysate separation . Variable Speed Range: Achieves speeds up to 14,000 rpm . eppendorf 5402 manual updated