Supply and Changeout of the Auxiliary Batteries and Battery Trays - Jubilee Line Fleet

Transport for London requires the supply, overhaul, refurbishment, changeout and ongoing lifecycle support of the Emergency Standby Battery systems and associated battery trays installed across the London Underground 1996 Tube Stock (96TS) Jubilee Line fleet. The requirement includes replacement battery cells, refurbishment activities, provision and refurbishment of battery trays, associated testing, technical support and ancillary services necessary to maintain system performance and operational availability. The Emergency Standby Battery system is a safety-critical asset which supports emergency lighting, communications systems and train control functionality in the event of loss of normal auxiliary or traction power. The requirement forms part of the first planned lifecycle replacement and refurbishment programme for these assets since introduction of the fleet