As per attached intimation letter.

August 13, 2026 Listing Department Listing Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, Bandra Kurla Complex Dalal Street Bandra (East) Mumbai – 400 001 Mumbai – 400051 Scrip Code: 544418 Name of Scrip: OSWALPUMPS Sub.: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (‘Listing Regulations’) – Awarding of Order Dear Sir/ Madam, Pursuant to Regulation 30 of the Listing Regulations, we wish to inform that the Company has received Letter of Award from North Bihar Power Distribution Company Limited (‘NBPDCL’) for setting up a cumulative capacity of 20 MW Grid- Connected Rooftop Solar Projects, with each plant having capacity of 1.1 kW for 18,089 numbers of consumers in the Darbhanga Circle of NBPDCL under CAPEX Plus RESCO mode in the Utility-Led Aggregation (‘ULA’) model of the PM Surya Ghar – Muft Bijli Yojana (‘PMSG-MBY’) which is to be executed within 9 (Nine) months from the day of issuance of signed Power Purchase Agreement (‘PPA’) and further shall be guided by the terms & conditions of RFP/Corrigendum/addendum/amendment issued against NIT. The total value for 18,089 consumers where Grid- Connected Plant of 1.1 Kw each to be installed is Rs. 78 Crore approx. (including GST). In this respect, information as required under the Listing Regulations and the SEBI Master Circular No. SEBI/HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 are provided under Annexure ‘A’. Further, please also find enclosed Press Release dated August 13, 2026 in this behalf, being issued by the Company for dissemination to the public. You are requested to take the same on records. Thanking you, Yours faithfully, For Oswal Pumps Limited Anish Kumar Company Secretary and Compliance Officer Encl.: As above Annexure A S. No. Particulars Details 1. Name of the entity awarding the North Bihar Power Distribution Company Limited order(s)/contract(s) 2. Whether order(s) / contract(s) have Domestic entity been awarded by domestic/ international entity 3. Significant terms and conditions of Designing as per the site conditions, engineering, order(s)/contract(s) awarded, in brief manufacture/procurement, manufacturer’s quality assurance, factory testing, transportation, handling, storage, erection including all civil/ structural works, electrical and general works, piping, cabling, installation, provision for data acquisition with communication facility to centralized monitoring system of Bihar DISCOMs, testing, commissioning, services, project financing, permits/sanctions/clearance if any and insurance at all stages of this contract and supply of energy from the Rooftop Solar Plants and Mandatory 10 years O&M of the RTS system. The Solar Power Developer (RESCO Developer) shall be required to set up a Grid-Connected Rooftop Solar PV (RTSPV) Project in Roof of interested Kutir Jyoti Consumer with Plant capacity 1.1 Kw each, with the primary objective of supplying solar power to South Bihar Power Distribution Company Limited and North Bihar Power Distribution Company Limited, at its own cost and as per the provisions of the RFP and draft standard Power Purchase Agreement (‘PPA’) 4. Time period if any, associated with the The projects are to be commissioned within 9 months from order(s)/contract(s) the execution of the respective Power Purchase Agreements (PPAs). The scope also includes operation and maintenance of the rooftop solar systems for a period of 10 years from commissioning. 5. Broad commercial consideration or Rs. 78 Crore approx. (including GST) size of the order(s)/contract(s) 6. Whether the promoter/ promoter group / No group companies have any interest in the entity that awarded the order(s)/ contract(s)? If yes, nature of interest and details thereof 6. Whether the order(s)/contract(s) would No fall within related party transactions? If yes, whether the same is done at “arm’s length” Oswal Pumps Secures Additional 20 MW Rooftop Solar Order in Bihar under PM Surya Ghar Yojana Karnal, Haryana, 13th August 2026: Oswal Pumps Limited announces that it has received a Letter of Award (LoA) from North Bihar Power Distribution Company Limited (NBPDCL) for the design, supply, and installation of 20 MW of grid-connected rooftop solar capacity across 18,089 consumer sites of 1.1 kW each in the Darbhanga Circle of Bihar, under the PM Surya Ghar – Muft Bijli Yojana (PMSG-MBY). The award builds on the Company's earlier order wins in the state and reinforces its expanding presence under the programme. The projects carry an installation order value of approximately INR 78 Crore, with an estimated long-term revenue potential of approximately INR 67 Crore from energy supply over a 10-year tenure under the RESCO model, translating into a cumulative revenue opportunity of approximately INR 145 Crore. Each beneficiary household is expected to receive approximately 15,000 units of solar power over the contract period. Commenting on the orders, Mr. Vivek Gupta, Chairman and Managing Director, Oswal Pumps Limited, said “We are pleased to have received this additional order from NBPDCL. Bihar continues to be an important market for us under the PM Surya Ghar programme, and this award reflects the continued confidence of state discoms in our capabilities. We look forward to commencing execution and delivering on this mandate, in line with our broader commitment to India's clean energy transition.” About Oswal Pumps Limited Oswal Pumps is one of India’s fastest-growing, vertically integrated solar pump manufacturer. With a legacy of over two decades in pump engineering and manufacturing, the company is a fully integrated provider of turnkey solar pumping systems. It has established a strong presence across solar-powered and grid-connected submersible and monoblock pumps, electric motors, and solar modules—all marketed under the trusted ‘Oswal’ brand. The Company is accredited with ISO 9001:2015, ISO 45001:2018, and ISO 14001:2015 certifications and is listed under the Ministry of New and Renewable Energy’s Approved List of Models and Manufacturers (ALMM). With a strong pan-India distribution network, growing international footprint across countries, and a focused design and engineering team, Oswal Pumps continues to cater to the diverse requirements of end- users in the agricultural, residential and industrial sectors. For further information, please contact: Vijay Kumar Yadav Chief Financial Officer Email: vijay.yadav@oswalpumps.com