MBS16A11 Maintenance Bypass Switch for ITYS 1kVA - 3kVA, Wall Mount External manual bypass switch for ITYS 1-3kVA models, push button with NO + NC contacts, allowing servicing and replacement of UPS without disruption to connected loads WARRANTY 1-year manufacturers warranty. WHY 4CABLING? Australia’s leading importer & wholesaler of 19” server racks, copper, ethernet cable, fibre optic leads & structured networking products ISO 9001, NSW Govt. & GITC (QLD Govt.) approved supplier Secure online shopping 24/7 A loyal customer base of 100k+ who trust us for their data & electrical needs Over 3000 quality products in stock ready to go All products are approved as per local Australian standards Warranty & peace of mind return policy Lightning fast delivery nationwide Expert advice Proudly 100% Australian owned & operated