RIR POWER ELECTRONICS LIMITED — Call Transcript 2025

Nov 12, 2025

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Ref.RIR/SEC/13825/2025 12[th] November, 2025

The Bombay Stock Exchange Limited Corporate Relationship Department, 1[st] Floor, Rotunda Building, P. J. Towers, Dalal Street, Mumbai-400001

Scrip Code : 517035

Subject.: Schedule of Earnings Call

Ref: Disclosure under Reg.30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015

Dear Sir/Madam,

We wish to inform you that pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, Earnings Call is scheduled to be held on Monday, 17th November, 2025 at 10.30 a.m. (IST), to discuss the Company’s financial performance for the quarter and half year ended 30[th] September, 2025. Please find enclosed the Conference Dial-In details.

Kindly take the same on record.

Thanking you. Yours faithfully,

For RIR Power Electronics Limited

Bhavin Digitally signed by Bhavin Premji Premji Rambhia Date: 2025.11.12 Rambhia 18:02:03 +05'30' Bhavin P Rambhia Company Secretary

Encls : a/a

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RIR Power Electronics Limited Earnings Conference Call Invitation

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The management of RIR Power Electronics Limited (RIR) cordially invites you to an Analyst Conference Call to discuss the Company’s financial performance for the second quarter and half year ended 30 September 2025.

Management Participants:

 Dr. Harshad Mehta, Non-Executive Chairman

 Mr. Ankit Shah – Finance Controller

Details of the Conference Call:

 Date: Monday, 17 November 2025  Time: 10:30 AM IST

Registration and Joining Link – Click here

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