APS is seeking competitive proposals for approximately 60 megawatts of battery storage capacity to equip APS-owned solar plants with battery storage to be in service no later than June 1, 2021. APS plans to own and operate the batteries to help harness mid-day solar and distribute it to customers at peak times of the day when customers need it most. The entire RFP process will be monitored and reviewed by a third-party independent monitor.
April 3, 2019: RFP issued
April 17, 2019: Confidentiality Agreements Due (no Respondent can participate after this date without an executed Confidentiality Agreement)
April 23, 2019: Site tours
May 31, 2019: RFP Proposals and associated Proposal fees Due
July 1, 2019: Shortlisted Respondents Notified
July 17, 2019: Final Selection
September 13, 2019: RFP complete
APS will use the PowerAdvocate platform for this RFP and will regularly update the platform to include necessary documents and timely instructions for respondents. To register on Power Advocate please use the link below:
register in PowerAdvocate: 2019 battery energy storage request for proposals
Anyone with an existing PowerAdvocate account can request access to this RFP via the link above. If you are having any issues trying to access in PowerAdvocate please contact the PowerAdvocate Technical Helpdesk at 857-453-5800 or email@example.com . Only PowerAdvocate will be able to confirm or reset your Login and Password.