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| Item number: CIEN9-23188730 Manufacturer no.: JPSU-550-DC-AFO EAN/GTIN: n/a |
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![](/p.gif) | The DC power supply in EX4300 switches is a hot-insertable and hot-removable field-replaceable unit (FRU): You can install it without powering off the switch or disrupting the switching function.
All the EX4300 switches that are powered by DC power supplies except EX4300-24T-S, EX4300-24P-S, EX4300-32F-S, EX4300-48T-S, and EX4300-48P-S switches are shipped with one DC power supply pre-installed in the rear panel of the switches. EX4300-24T-S, EX4300-24P-S, EX4300-32F-S, EX4300-48T-S, and EX4300-48P-S switches are not shipped with pre-installed power supplies; you must order them separately. More information: Features | Product type | Power supply | ![](/p.gif) | Product colour | Grey | Weight & dimensions | Weight | 1100 g | Performance | Compatibility | Juniper EX4300 | Power | Total power | 550 W | ![](/p.gif) | Power requirements | -48 - -60 V |
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