Modal Motors Opens Order Books for OR3627-900kV Drone Motors

Why It Matters

The motor gives U.S. OEMs a domestically sourced, rare‑earth‑free propulsion option, strengthening supply‑chain resilience for defense drones and supporting the fast‑growing UAV market.

Key Takeaways

• OR3627‑900kV delivers 360 W peak power in a 130 g package.
• First shipments slated for Q4 2026; volume production Q1 2027.
• Motor built in Detroit using fully automated US robotic cell.
• Available in non‑rare‑earth and US‑sourced rare‑earth versions.
• Targets defense UAVs demanding supply‑chain security and reliability.

Pulse Analysis

The commercial and military drone sectors are entering a period of rapid expansion, driven by advances in autonomy, sensor payloads, and regulatory acceptance. Yet the supply chain for propulsion systems remains a strategic vulnerability, especially for defense customers that rely on rare‑earth magnets sourced abroad. Modal Motors’ decision to open order books for its OR3627‑900kV motor directly addresses that gap, offering a domestically produced, non‑rare‑earth option that aligns with U.S. policy goals for supply‑chain resilience and reduced geopolitical risk.

The OR3627‑900kV is a transverse‑flux brushless DC design that packs 360 watts of peak power into a 130‑gram, sub‑42‑mm package, delivering up to 9,000 rpm. Its high torque density stems from a novel magnetic topology that minimizes cogging while preserving efficiency across a broad speed range. Modal’s fully automated robotic cell in Detroit fabricates the motor with minimal material waste, and the company offers both a non‑rare‑earth variant and a version using U.S.-sourced rare‑earths, giving OEMs flexibility without sacrificing performance.

From a business perspective, the timing is critical. First deliveries are scheduled for Q4 2026, with volume production ramping in Q1 2027, positioning Modal to capture contracts tied to the Pentagon’s push for indigenously sourced components. The domestic manufacturing footprint also reduces labor costs and shortens lead times, providing a competitive edge over overseas suppliers. As defense programs and commercial operators alike prioritize reliability, traceability, and cost control, the OR3627‑900kV could become a reference point for next‑generation UAV propulsion, spurring further investment in U.S. motor technology.