Filed Pursuant to Rule 424(b)(3)
Registration Statement No. 333-270437
PROSPECTUS
Up to 11,335,883 Ordinary Shares
Offered by the Selling Securityholders

Tritium DCFC Limited
This prospectus relates to the offer and resale of up to 11,335,883 of our ordinary shares, no par value (“Ordinary Shares”), by B. Riley Principal Capital II, LLC, whom we refer to in this prospectus as “B. Riley Principal Capital II” or the “Selling Securityholder.”
Such 11,335,883 Ordinary Shares have been or may be issued by us to B. Riley Principal Capital II pursuant to an ordinary shares purchase agreement, dated as of September 2, 2022 (the “Purchase Agreement”), we entered into with B. Riley Principal Capital II and include (i) up to 11,223,647 Ordinary Shares that we may, in our sole discretion, depending on factors which may include current market conditions and trading prices, elect sell to B. Riley Principal Capital II, from time to time after the date of this prospectus, pursuant to the Purchase Agreement and (ii) 112,236 Ordinary Shares we issued to B. Riley Principal Capital II on September 2, 2022 as consideration for its commitment to purchase Ordinary Shares in one or more purchases that we may, in our sole discretion, direct them to make, from time to time after the date of this prospectus, pursuant to the Purchase Agreement.
We will not receive any of the proceeds from the sale of our Ordinary Shares by the Selling Securityholder. However, we may receive up to $75,000,000 aggregate gross proceeds under the Purchase Agreement from sales of our Ordinary Shares we may elect to make to B. Riley Principal Capital II pursuant to the Purchase Agreement after the date of this prospectus. See “The Company—The Committed Equity Financing” for a description of the Purchase Agreement and “Selling Securityholder” for additional information regarding B. Riley Principal Capital II.
Depending on the market prices of our Ordinary Shares at the time we elect to issue and sell shares to B. Riley Principal Capital II under the Purchase Agreement, we may need to register under the Securities Act of 1933, as amended (the “Securities Act”), additional Ordinary Shares for resale by the Selling Securityholder in order to receive aggregate gross proceeds equal to the $75,000,000 available to us under the Purchase Agreement.
B. Riley Principal Capital II may resell or otherwise dispose of our Ordinary Shares described in this prospectus in a number of different ways and at varying prices. See “Plan of Distribution” for more information about how B. Riley Principal Capital II may resell or otherwise dispose of our Ordinary Shares pursuant to this prospectus. B. Riley Principal Capital II is an “underwriter” within the meaning of Section 2(a)(11) of the Securities Act, with respect to the offer and resale by B. Riley Principal Capital II of up to 11,335,883 Ordinary Shares that have been or may be issued by us to B. Riley Principal Capital II pursuant to the Purchase Agreement.
We will pay the expenses incurred in registering under the Securities Act the offer and resale by the Selling Securityholder of up to 11,335,883 of our Ordinary Shares to which this prospectus relates, including legal and accounting fees. We have also engaged Northland Securities, Inc. (“Northland”) to act as a “qualified independent underwriter” in this offering, whose fees and expenses will be borne by the Selling Securityholder. See “Plan of Distribution.”
INVESTING IN OUR SECURITIES INVOLVES RISKS. SEE THE “RISK FACTORS” ON PAGE 13 OF THIS PROSPECTUS AND ANY SIMILAR SECTION CONTAINED IN THE APPLICABLE PROSPECTUS SUPPLEMENT AND ANY DOCUMENTS INCORPORATED BY REFERENCE THEREIN CONCERNING FACTORS YOU SHOULD CONSIDER BEFORE INVESTING IN OUR SECURITIES.
Our Ordinary Shares are listed on The Nasdaq Capital Market (“Nasdaq”) under the trading symbol “DCFC”. On March 23, 2023, the last reported sales price of our Ordinary Shares, as reported on Nasdaq, was $1.04 per share.
Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the adequacy or accuracy of this prospectus. Any representation to the contrary is a criminal offense.
The date of this prospectus is March 24, 2023.