附录 99.1

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www.investorvote.com/DCFC 第 1 步:前往 www.investorvote.com/DCFC。 第 2 步:点击右边的图标查看会议材料。 第 3 步:返回 investorvote.com 窗口,按照屏幕上的说明登录。 在线 前往 www.investorvote.com/DCFC 或扫描 二维码 — 登录详细信息位于下方的 阴影栏中。 2023 年 Tritium DCFC Limited 年度股东大会 03V2SB + 2023 年度股东大会将于 2023 年 11 月 30 日星期四上午 9:00(澳大利亚东部标准时间)举行,虚拟会议地址为 www.meetnow.global/mmf2n5U ,并将在昆士兰州穆拉里米勒街 48 号举行 172 澳大利亚。 根据美国证券交易委员会的规定,您收到的通知是 年度股东大会的代理材料可在互联网上查阅。按照以下说明查看材料并在线投票或索取副本。待表决的项目和 年会的地点位于反面。你的投票很重要! 本通讯仅概述了互联网上可供您使用的更完整的代理材料。我们鼓励您 在投票前访问和查看代理材料中包含的所有重要信息。致股东的2023年委托书和年度报告 可在以下网址获得: 获取代理材料副本 —如果您想收到代理材料的副本,则必须索取 一份代理材料的副本。您索取副本不收取任何费用。请在 2023 年 11 月 17 日当天或之前按照背面 的指示提出申请,以便于及时送达。 2NOT 轻松在线访问 — 查看您的代理材料并投票。 第 4 步:按照每个屏幕上的说明根据配送偏好进行选择。 第 5 步:为您的股票投票。

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Here’s how to order a copy of the proxy materials and select delivery preferences: Current and future delivery requests can be submitted using the options below. If you request an email copy, you will receive an email with a link to the current meeting materials. PLEASE NOTE: You must use the number in the shaded bar on the reverse side when requesting a copy of the proxy materials. — Internet – Go to www.investorvote.com/DCFC. — Phone – Call us free of charge at 1-866-641-4276. — Email – Send an email to investorvote@computershare.com with “Proxy Materials Tritium DCFC Limited” in the subject line. Include your full name and address, plus the number located in the shaded bar on the reverse side, and state that you want a paper copy of the meeting materials. To facilitate timely delivery, requests for a paper copy of proxy materials must be received by November 17, 2023. The Notice of Meeting can be viewed and downloaded at: www.investorvote.com/DCFC. The Notice of Meeting includes information on the business to be considered at the Annual General Meeting, and how to participate at the Annual General Meeting (including voting, appointing a proxy, and asking questions). PLEASE NOTE – YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote your shares you must go online or request a paper copy of the proxy materials to receive a proxy card. If you wish to attend and vote at the meeting, please bring this notice with you. 2023 Tritium DCFC Limited Annual General Meeting