Positioned as an established high-tech factory source, ATO Relays delivers a comprehensive one-stop relay procurement experience for machinery builders and system integrators worldwide. By combining short lead times, low MOQs, competitive factory-direct pricing, and complete OEM/ODM flexibility, ATO eliminates typical supply chain rigidity. With more than fifteen years of industry experience, ATO operates ISO-certified assembly plants equipped with automated production lines and full relay endurance testing systems.

The core product line comprises over thirty distinct series focused on maximizing circuit safety, lowering coil power consumption, and offering versatile panel mounting options. ATO’s semiconductor Solid State Relays (SSRs)—available in single-phase and 3-phase configurations up to 350A—incorporate microelectronic isolation and heavy-duty heat sink assemblies, delivering maintenance-free, vibration-resistant, and high-speed circuit protection.

Alongside solid-state technology, ATO produces reliable Electromagnetic Relays in DPDT, 11-pin 3PDT, and 4PDT variants, as well as space-saving PLC interface modules. Built with transparent insulated housings that facilitate instant visual status checks, these electromechanical units feature low-consumption coils and high-purity silver-alloy contacts to guarantee long electrical lifespan and minimal signal loss in dense electrical enclosures.

Supported by fast custom engineering—covering custom coil ratings, specialized terminal layouts, and private labeling—alongside massive warehouse stock ready for same-day dispatch, ATO enables clients to streamline production and lower maintenance overhead. ATO Relays serves equipment manufacturers, process control engineers, and commercial distributors across Europe, North America, and global emerging markets with long-term technical reliability.