附錄 99.1

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www.investorvote.com/DCFC 第 1 步:前往 www.investorvote.com/DCFC。 第 2 步:點擊右邊的圖標查看會議材料。 第 3 步:返回 investorvote.com 窗口,按照屏幕上的説明登錄。 在線 前往 www.investorvote.com/DCFC 或掃描 二維碼 — 登錄詳細信息位於下方的 陰影欄中。 2023 年 Tritium DCFC Limited 年度股東大會 03V2SB + 2023 年度股東大會將於 2023 年 11 月 30 日星期四上午 9:00(澳大利亞東部標準時間)舉行,虛擬會議地址為 www.meetnow.global/mmf2n5U ,並將在昆士蘭州穆拉里米勒街 48 號舉行 172 澳大利亞。 根據美國證券交易委員會的規定,您收到的通知是 年度股東大會的代理材料可在互聯網上查閲。按照以下説明查看材料並在線投票或索取副本。待表決的項目和 年會的地點位於反面。你的投票很重要! 本通訊僅概述了互聯網上可供您使用的更完整的代理材料。我們鼓勵您 在投票前訪問和查看代理材料中包含的所有重要信息。致股東的2023年委託書和年度報告 可在以下網址獲得: 獲取代理材料副本 —如果您想收到代理材料的副本,則必須索取 一份代理材料的副本。您索取副本不收取任何費用。請在 2023 年 11 月 17 日當天或之前按照背面 的指示提出申請,以便於及時送達。 2NOT 輕鬆在線訪問 — 查看您的代理材料並投票。 第 4 步:按照每個屏幕上的説明根據配送偏好進行選擇。 第 5 步:為您的股票投票。

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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