43X0991 - IBM - System Board (motherboard) for Blade Center LS21 And LS41 43X0991 - IBM - System Board (motherboard) for Blade Center LS21 And LS41 $341.00 $288.98
39R9203 - IBM - System Board (Motherboard) for BladeCenter LS21 / LS41 39R9203 - IBM - System Board (Motherboard) for BladeCenter LS21 / LS41 $211.83 $179.52
13N0497 - IBM - Blade Base Includes system board and 2x 2.2GHz/970MHz microprocessors with heat sinks (models 42X 4TX) 13N0497 - IBM - Blade Base Includes system board and 2x 2.2GHz/970MHz microprocessors with heat sinks (models 42X 4TX) $409.18 $332.67
31R3399 - IBM - Copper Heat Sink for LS20 Blade 31R3399 - IBM - Copper Heat Sink for LS20 Blade $75.59 $64.06
26K5934 - IBM - Opteron LS41 Multiprocessor Expansion Unit (MEU) for BladeCenter LS41 26K5934 - IBM - Opteron LS41 Multiprocessor Expansion Unit (MEU) for BladeCenter LS41 $93.79 $79.48