Ready to test.
Designed for reliable results.
Electric powertrain testing and engineering — from motors and inverters to e-axles and fuel cells.
Electric powertrain testing and engineering — from motors and inverters to e-axles and fuel cells.
EPowerLabs is a company focused on automotive testing services specialized in the calibration, validation, and homologation of electric powertrains and fuel cells.
Located at the MUBIL Hub, we support automotive manufacturers with high-quality testing services. Our team brings experience from leading test houses and OEMs, and applies industry best practices with a unique combination of flexibility, speed and technical depth – enabling faster, more reliable validation.

From functional validation to climatic endurance and NVH, we design and execute electric powertrain test programs tailored to your development goals.
At EPowerLabs, we support OEMs, Tier1s and system integrators with fast, precise and standards-aligned validation services. We help you bring reliable components to market, faster: with data you can trust.
From functional validation to climatic endurance and NVH, we design and execute electric powertrain test programs tailored to your development goals.
At EPowerLabs, we support OEMs, Tier1s and system integrators with fast, precise and standards-aligned validation services. We help you bring reliable components to market, faster: with data you can trust.

Learn about your product, get efficiency maps, test dynamics, explore peak curves and optimize control strategy.

Ensure your products are robust. Test your components under extreme temperature conditions to accelerate development processes.

Be ready for homologation. Measure, analyse and optimise vibratory and acoustic behaviour for a refined user experience.
We operate the largest electric powertrain testing lab in Southern Europe, equipped with AVL test rigs to validate motors, inverters and fuel cells.
Located at the Mubil Hub in San Sebastian, our facility enables fast, parallel test campaigns with advanced thermal, NVH and endurance capabilities.
EMT1 – High speed dynamometer with NVH and climatic capabilities
EMT3 – Durability test rig for multiple UUT endurance tests
PWT – High torque full eAxle test bed with NVH and climatic capabilities
EMT2 – High torque dynamometer with NVH and climatic capabilities
EMT5 – High Speed flexible test rig for medium power motors
FCS1 – Fuel Cell Stack testing rig up to 200kW
FCS2 – Fuel Cell System with complete BoP testing capability up to 250kW
EMT4 – High Speed flexible test rig for medium power motors
We support electric powertrain development through motor design, system integration and End-of-Line testing.
Turnkey electric motor design and integration solutions from electromagnetic simulation to product validation and industrialization.



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