Engineered for builders.
Ready for the road.

Simplified EV conversions with precision-built, modern systems.
Tested by pros, trusted by DIYers.

Start Your Build

the system behind every solid build

Every component is crafted with purpose — combining premium engineering, modern technology, and real-world builder insight.

Here's what sets us apart: 

Built for builders

Formosa kits are intuitive, frustration-free, and ready to go.

  • Easy Install
  • Fewer bugs, faster builds
  • Feels right from day one

Powered by Modern Tech

Only 100% new, 2025-grade components- no salve.

  • Top-tier performance
  • Maximum reliability
  • No rework, no guesswork

Open & Compatible

Engineered to work with your setup, not against it

  • Flexible & protocol-friendly
  • Plug-and-play components
  • Trusted by pros and DIYers

Modular by Design

Buy what you need, upgrade as you grow

  • Stockable, scalable kits
  • Future-ready hardware
  • Built to evolve with you

The Formosa Masterstack

Modular architecture built around 5 core categories

Each engineered to work in harmony.

The Formosa Masterstack

Learn more about the Formosa Masterstack.

LIGA

Controls & Human Interactions

SOL

Energy Storage

RIA

Power Flow

Forte

Traction & motion

Brisa

HVAC & Thermal Management

coming soon: 
build with confidence

We’re kicking things off with four cornerstone components — thoughtfully engineered, currently in development, and built to set a new standard in EV conversion.

Each product reflects our long-term commitment to quality, reliability and the builder experience.

Sign Up For product launch updates

driven by vision.
Built by hands.

Formosa EV was founded by two innovators
Zack Hwang & Azizi Tucker
with one shared belief:

The future of mobility should be clean, powerful, and accessible.

From NASA deep-tech startups to Tesla's global supply chain, they bring decades of engineering expertise, hands-on grit, and a deep respect for car culture.

FAQ

Your roadmap to understanding Formosa EV's ecosystem, products, and vision.

What is Formosa EV?

Formosa EV is a modular electric vehicle (EV) conversion ecosystem designed for builders, restorers, and shops. We combine OWEM-grade engineering with open-source flexibility, offering components which are modern, reliable, and scalable. Whether you're a DIYer or a professional shop, our systems are built to simplify your build and grow with your needs.

Who is Formosa EV for?

DIY Enthusiasts: First timers or hobbyists who want clear guides, gplug-and-play parts, and affordable modularity.

Restoration Shops: Professionals preserving classic cars but needing modern, heritage-compatible EV compnents.

EV Conversion Shops: Business requiring scalable, compliant systems to reduce build time and costs.

What products are available now for preorder?

We’re launching four foundational products to kickstart your build: Liga VCUThe “brain” of your EV: App-controlled, CAN-free vehicle control unit.

Liga HarnessCustom-fit wiring: Machine-crimped, 100% OEM-compatible harnesses.

Forte Motor130kW powerhouse: Integrated inverter, pre-wired HV cables (TECO TP130).

Sol HV Battery:Modular power: Enclosed, BMS-equipped packs (8–16 modules).

What future products are planned?

The Formosa MasterStack will expand to include:
- Brisa HVAC Kits (cabin heating/cooling, battery thermal management).
- Ria Power Flow upgrades (ultra-fast chargers, smart power distribution modules).
- High-power Sol Battery Packs (824V configurations).
- Advanced Liga Displays (driver dashboards, customizable interfaces).

Why choose Formosa over competitors?

No Salvaged Parts: All components are brand new with modern EV technology.

Builder-Centric Design: Wide component support, plug-and-play integration, and modular upgrades.

Tested by Pros: Systems are road-proven and shop-validated.

Taiwan-California Fusion: Precision engineering meets hands-on car culture.

How does the modular system work?

The Formosa MasterStack is divided into 5 layers:

Liga (controls), Sol (battery), Ria (Power Flow), Forte (motor), Brisa (Thermal). Mix and match components or start with a core kit. Scale as you grow.

Are components compatible with my vehicle?

Yes! Our systems are model-agnostic and designed for:
- classic cars and trucks.
- Manual or automatic transmissions.
- 12V/ 24V systems.

Provided custom wire harnesses, and CAD files ensure seamless integration.

Compatability guides (to be done)[ notes ] -- why pre 90's cars are better candidates

What support do you offer builders?

Detailed Installation Guides: Step-by-step instructions and videos, wiring diagrams, spec sheets.

CAD/DBC Files: For custom brackets or integrations (request via email).

Community Forum: Collaborate with other builders and Formosa engineers.

How do I stay updated on new products?

Subscribe to our Builder’s Newsletter for:
- Early access to new products.
- Exclusive discounts.
- Updates on builds using the Formosa MasterStack

What's the "Formosa Standard"?

Our promise:
- OEM Quality: Products that exude precision craftsmanship and engineering.
- Human-Centered Design: Intuitive systems that just work, are “nice” to use, and beautiful to showcase.
- Built for the long haul: Future-proof builds that work for decades and upgradable if desired.

Where do I start my build?

Order a Starter Kit (VCU + Harness + Motor + Battery).Join our Community for pro tips and troubleshooting.Scale Up with future MasterStack layers.Begin your journey: Start Your Build (link to the preorder page)