Dell Heat Sink for 2nd CPU, R540 (0KG4MM)
Dell Kit Heat Sink for 2nd CPU, x8/ x12 Chassis, R540| Heatsink/Fan (412-AANR)
Dell Heat sink for PowerEdge T640/ T440 for CPUs up to 165W (412-AANI)
Cooler Kit for 2nd CPU of RX2540 M4/M5. CPUs up to 160W TDP are supported