Load meter (total current). Selectable preference of ports. Auto switch on power failure from one input stream. Front mounted LCD information screen. In addition to the normal network port this has environment sensor ports and a micro-usb (which we used to reset and check config) http / 80 enabled for ease of access. Our products are comprehensively tested by UPS experts and are fully working. They are second user, and will have cosmetic signs of previous use. The grading is A-Grade which we class as as good as you can get without having new. We touch up or re-spray cases as needed. We have been supplying UPS since 2002 and are the respected leader in the field, with the most used stock in Europe. Our experience reduces the occurrence of problems, and the availability of resources and stock we hold means we have the ability to quickly resolve issues when they do arise. This is a broad stroke estimation, as our items are of varying complexity. All of our consignments are sent fully insured on a 24 hour service with our carriers. We cover all problems that occur in transit. We have the packing materials to make sure that there are few problems in transit. Our warehouse is based in the UK. Specification APC NetShelter Rack Automatic Transfer Switch (ATS) AP4421A is the Fifth-Generation range of high availability switches offering greater control of your IT equipment from Cloud to Edge. With Industry leading reliability, agility, and manageability the APC NetShelter Rack ATS provides redundant power to single-corded equipment loads in the IT rack. AP4421A is single phase 1U Rack ATS with 10A rated current, 230V rated voltage and 2000VA load capacity. It comes with 2 IEC C14 inlet and 12 IEC C13 outlet sockets. This has been upgraded with APC NMC3 and various technical advancements for network port sharing, environmental monitoring and enhanced security. Users can access and configure Rack ATS through secure Web UI, SNMP, CLI and are fully compatible with EcoStruxure IT. Product Features Colour: Black Input Connection Type: 2 x IEC C14 Output Connection Type: 12 x IEC C13 (Without Circut Breaker) Rack Size: 1U Mounting Type: Rack-mounted (Horizontal) Network frequency 50/60 Hz [In] rated current 10 A Permissible voltage 207.253 V Max line current 10 A Load capacity 2000 VA Height 4.4 cm Width 43.2 cm Depth 23.6 cm Net weight 3.93 kg.