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Welcome to the
Customer Interconnection Tool

Building under construction

Register for an Account

Submitting and managing applications is easy!

This portal will allow you to submit your interconnection application electronically at any time, using standardized forms.

Dynamic questions and approved equipment drop-down lists will help identify required information.

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New Electrical Service Installation

Looking to upgrade, modify or install a new electrical service?

Builders, developers and contractors can apply for new electrical service installations on Oahu for various commercial and residential projects, including:

  • New or increased electrical service to a facility
  • Temporary electrical service to a facility
  • Upgrade of existing electrical service to a facility
  • Removal or relocation of existing electrical service to a facility
  • Consolidation, relocation or modification of existing meter arrangement at an existing facility

Installation Process

Once a service request is initiated, the installation process for commercial and large customers will follow the milestones and approximate timelines detailed in the Commercial and Large Customer brochure.

Residential requests up to 200 amps can also submit here. Please refer to the Residential Customer brochure for this installation process.

Before you Submit a New Service Request

Please take the time to review our current manuals and engineering specifications before submitting the forms.* Completing the forms properly and including all necessary information will help clarify project requirements and reduce processing time for our team.

Access resources to help you:


Contact us with any questions or accessibility issues regarding your project request for electrical service.


Email: ci@hawaiianelectric.com

* All information provided by Customer will be relied upon by Hawaiian Electric to provide the services being requested. Hawaiian Electric does not assume any obligation or responsibility to Customer to ensure accuracy or correctness of such information. To the extent permissible by law, Customer agrees to bear all risk and costs incurred by Hawaiian Electric should the information provided by Customer be deemed to be incorrect or inaccurate.