Weight & dimensions
Width	247.1 mm
Depth	443 mm
Height	132 mm
Weight	4200 g
Other features
Dimensions (WxDxH)	247.1 x 443 x 132 mm
Operational conditions
Operating relative humidity (H-H)	15 - 95 %
Storage relative humidity (H-H)	15 - 95 %
Operating temperature (T-T)	0 - 55
Storage temperature (T-T)	-40 - 70

The Switch zl Power Supply Shelf is a rack-mountable chassis with two slots for Switch zl power supplies to supply additional PoE power to a zl switch beyond what can be provided by the switch internal power supplies alone.