How do the new FS13 and FS15 Float Switches and the FSC05 Float/Control Switches compare to the obsolete 860, 870, and 880 switches?

The chart below compares the discontinued 860 (13Amp), 870 (15 Amp), and 880 (4 Amp) series float switch features and specifications against the new FS13 (13 Amp), FS15 (15 Amp), and FSC05 (5 Amp) switches. While there are some slight variations in the specifications, the switches basically provide all of the same features with a few differences which are detailed below.