iAccelerate 4.0 – Tamil Nadu Hardware Accelerator for Prototype & Product Startups

The iAccelerate 4.0 program, also known as the Tamil Nadu Hardware Accelerator for Prototype and Product (TN-HAPP), is an intensive 12-week hybrid accelerator specifically designed for hardware startups. Its primary goal is to assist these startups in Tamil Nadu in transforming their concepts into market-ready products. This program is spearheaded by the Tamil Nadu Technology Hub (iTNT Hub). It provides crucial government-subsidized access to a robust ecosystem for professional design, prototyping, and manufacturing. Participating startups are integrated into a cohort-based accelerator, where they benefit from structured mentorship, support for design validation, and valuable connections with MSME manufacturers and various industry partners. The accelerator offers two distinct tracks, aligned with Technology Readiness Levels (TRLs), accommodating startups at both early and advanced stages of hardware development. A core objective of the program is to mitigate product development risks, accelerate the journey to market, and foster scalable manufacturing outcomes for hardware ventures.

• A 12-week hybrid accelerator for hardware startups in Tamil Nadu.
• Offers government-backed design vouchers from ₹7.5 lakhs to ₹15 lakhs.
• Focuses on moving hardware products from concept to production-ready.
• Requires startups to be registered in Tamil Nadu and operational for at least one year.
• Mandates a CIBIL credit score of 650 or above for two-thirds of directors.
• Provides access to professional design, prototyping, and manufacturing ecosystem.

To be considered for the iAccelerate 4.0 program, applicants must meet specific criteria: The applying startup must be hardware-focused and officially registered in Tamil Nadu. It must also have been operational for a minimum of one year at the time of application. The startup should be developing an innovative hardware product. Its development stage must fall within Technology Readiness Levels (TRL) 2 to 9, depending on the chosen track (early ideation, prototype, or pre-production). The founding team is required to demonstrate a full-time commitment to participating in the entire 12-week accelerator program. A critical financial requirement is that at least two-thirds of the company's directors must possess a CIBIL credit score of 650 or higher. Applicants must clearly show a genuine need for professional intervention in design, engineering, or manufacturing. They must also be prepared to collaborate with design partners empaneled by iTNT Hub under a tri-partite agreement.

iAccelerate 4.0 – Tamil Nadu Hardware Accelerator for Prototype & Product Startups is open to startups at any stage. It is open to startups registered anywhere in India.

The most recent application window for iAccelerate 4.0 – Tamil Nadu Hardware Accelerator for Prototype & Product Startups closed on 18 Feb 2026. Many programmes run repeat cohorts, so it is worth checking the official site for the next round.

Selected startups receive government-backed design vouchers ranging from ₹7.5 lakhs to ₹15 lakhs. These vouchers are redeemable with empaneled design and manufacturing partners of iTNT Hub, providing crucial financial support for product development. This benefit facilitates access to professional design, prototyping, and manufacturing services, which are essential for moving from concept to production.

iAccelerate 4.0 – Tamil Nadu Hardware Accelerator for Prototype & Product Startups is offered by Tamil Nadu Technology Hub (iTNT Hub), a government body. As a government-backed grant, it is publicly funded and open to eligible startups across India. You can verify current details and timelines on the provider's official website before applying.

The selection process for iAccelerate 4.0 begins with interested startups completing an official online application form. This form consists of nine structured sections, primarily involving checkboxes and short response fields. Applicants are required to upload several mandatory documents, including their Certificate of Incorporation, Company PAN Card, GST Registration Certificate, a comprehensive Pitch Deck, a detailed Product Concept Document, and screenshots of CIBIL scores for all directors. Optional supporting documents, such as patents, IP filings, or previous funding term sheets, can also be submitted to strengthen the application. Following the submission, applications undergo a thorough review by the iTNT Hub. Shortlisted startups then proceed to an evaluation process. Final selection places startups into either the Design Track or the Scale Track, depending on their Technology Readiness Level and specific needs. Upon final selection, a tri-partite agreement is formally executed between the startup, iTNT Hub, and the designated empaneled design partner, after which the voucher-based financial support is released according to program guidelines.

Before you apply to iAccelerate 4.0 – Tamil Nadu Hardware Accelerator for Prototype & Product Startups, keep the following documents ready:

• A pitch deck or short business plan describing the problem, product and traction
• Company registration documents and PAN
• Founder identification (PAN / Aadhaar) and brief profiles
• Recent financial statements or projections
• Product details — a demo, prototype or working link if available

Exact requirements are confirmed on the official application portal — treat this as a preparation checklist.

iAccelerate 4.0 – Tamil Nadu Hardware Accelerator for Prototype & Product Startups is best suited for startups in India seeking non-dilutive funding of ₹7.5L – ₹15L. If that describes your startup, review the eligibility criteria above before applying.