METTLEE N E R G Y L T D Continuity, Uncompromised. Low-voltage LFP battery packs, built to your design and tested in Surat, India.

Your design. Our line. Your brand. Mettle Energy manufactures and tests low-voltage LFP battery packs for established brands, to their designs and standards. The packs carry your name. Mettle works as an OEM partner only. 12 PPM annual production facility cell feed rate LFP cells, in 4S to 16S packs 5 GWh O U R P R O M O T E R S Four decades behind the name. US$ 600 mn Mettle Energy is promoted by the Salona Group, founded in Coimbatore in 1994, and the JB Group (Jay Bharat), founded in Surat in 1985. Their work spans textiles, recycling, packaging and renewable energy. 6,000+ 300 MW+ combined group turnover people across both groups of solar EPC installed w w w. m e t t l e l t d . c o m 0 2 100 to 314 Ah A B O U T M E T T L E

Sized for brand-scale orders, the line takes partner designs from sample builds to mass production with automated welding, in-house testing and records for every pack. One line, built for partner volumes. P L A N T A N D M A N U FA C T U R I N G Cell to finished pack, in six steps. Cell sorting → Stacking → Busbar fitting → Laser welding → Pack assembly → End-of-line testing w w w. m e t t l e l t d . c o m 0 3 4800 4800 P010 Manual Station1 P020 Manual Station2 P030 Manual Station3 P040 Manual Station4 PACK Loading / Unloading Position Module OUT/Loading Welding Fixture Removal Laser Welding CCS Installation Stacking / Compression Manual Stacking 65167 Module Assembly Section 100 Ah to 314 Ah cell feed rate LFP prismatic cells laser welding 12 PPM AMB based cleaning Plasma

Four ways to work together. Bring a finished design, or develop one with us. Designs, BOM and pricing stay under NDA. w w w. m e t t l e l t d . c o m 0 4 W O R K I N G W I T H U S 01 Build to print. Your design, BOM, BMS and enclosure. We manufacture and test. 02 Job work. You supply cells and materials. We assemble, test and dispatch. 03 Full supply. We source to your approved list and deliver finished packs. 04 Co-development. We help you develop or refine a pack before production. P A R T N E R - B U I LT D E S I G N S

Built to your specification. C A P A B I L I T I E S w w w. m e t t l e l t d . c o m 0 5 Home and commercial backup, solar storage, telecom and electric mobility. Each pack is configured for the load it will carry. Every application Wall-mounted, rack-mounted, floor-standing or fitted to a vehicle tray. The enclosure follows your design. Every format We review your design for manufacture, select cells and BMS with your team and build samples before production begins. Development with you Your logo, colours and labels on every pack. Designs, bills of material and pricing stay under NDA. Your brand throughout We prepare samples, coordinate accredited-lab testing and maintain technical files for India and export markets. Certification support Bring us the brief. We will build the range.

The next level of stored power.

Traceability that starts at the cell. Cell lot, capacity bin, weld parameters and test results are recorded against every serial number and shared with your quality team. Q U A L I T Y A N D C E R T I F I C A T I O N w w w. m e t t l e l t d . c o m 0 7 Incoming Cell grading and component inspection against your approved list. In-process Plasma cleaning, CCD weld inspection, polarity and insulation checks. End-of-line Charge–discharge, BMS protection and dimension checks. Outgoing Sampling to your AQL, a test report per serial number and 8D analysis for field returns. 500+ cell test channels 3,500+ cells graded a day 15,000+ packs tested a month C E R T I F I C A T I O N Certification, prepared for your brand. We prepare samples, coordinate accredited-lab testing and maintain the technical file. Certification is held per product and per brand. India market BIS registration (IS 16046) and EPR labelling Electric mobility AIS-IS6 tor I-category vehicles Stationary storage IEC 62619, IEC 62933, IEC 61427, UL 1973 on request Transport UN 38.3

Let's build your next battery range together. C O N T A C T Company Mettle Energy Limited Correspondence Address B-606, Swastik Universal, Dumas Rd, New Magdalla, Surat, Gujarat 395007 Email info@mettleltd.com Phone +91 99448 70133 Website www.mettleltd.com METTLEE N E R G Y L T D