General business update

KRN HEAT EXCHANGER AND REFRIGERATION LIMITED Registered & Work Office: Plot No.: F-46,47,48,49, EPIP, RIICO Industrial Area, Neemrana – 301705 (RJ) CIN No.: L29309RJ2017PLC058905 Contact No. 9116629184 Date: 23rd July, 2026 To, To, BSE Ltd National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Dalal Street, Exchange Plaza, C-I Block G, Bandra Kurla Mumbai- 400001, Maharashtra, India Complex, Bandra (East), Mumbai-400051, Maharashtra, India Script Code: 544263 Script Symbol: KRN Subject: General Business Updates Dear Sir/Madam, We wish to inform you that “KRN HVAC Products Private Limited”, a wholly owned subsidiary of the Company has received a domestic order for supply of Heat Exchanger Coils. The brief details of the order are as under: Nature of Order Domestic Estimated Single Order Value Amount of order Rs. 43.11 Crore (INR) IGST Rs. 7.76 Crore Total Amount Rs. 50.87 Crore Estimated Delivery Period As per the order terms In this regard, we wish to submit the following:  The order has been received in the normal course of business of the Company and do not include any internal order.  The Promoters / Promoter Group / Group Companies do not have any interest in the entities that have awarded the projects to the Company and don’t fall under Related Party Transaction. Kindly take the above on record. Thanking You, For KRN Heat Exchanger and Refrigeration Limited Santosh Kumar Yadav Managing Director DIN: 07789940 (+91)-9116629184 info@krnheatexchanger.com www.krnheatexchanger.com