Grand Meyer is a European manufacturer specializing in electric heating solutions, including heating cables, mats, and programmable thermostats for residential and commercial use.
Grand Meyer is a European manufacturer dedicated to advanced electric heating systems and temperature control solutions. With over two decades of experience and ISO 9001:2015 certification, the company produces high-quality heating cables, electric heating mats, and a variety of room and DIN-rail temperature controllers. Their products are designed for diverse applications, ranging from comfortable underfloor heating to frost protection for pipes and outdoor snow melting systems.
The brand emphasizes energy efficiency and reliability, offering products backed by extensive warranties—up to 20 years for specific heating cables and 24 months for electronic controllers. Grand Meyer's modern thermostat lineup includes smart devices with Wi-Fi connectivity, allowing users to manage their heating schedules remotely via mobile apps. Headquartered in Latvia with operations across Scandinavia and Central Europe, Grand Meyer provides comprehensive support to installers and homeowners alike.
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You can access digital manuals on the official Grand Meyer website under the 'User Manuals' section or download them directly from this page.
To connect the W350 model, download the 'Smart Life' app, set the thermostat to pairing mode by holding the designated button (commonly the power or menu button) for 3 seconds, and follow the in-app instructions.
Most Grand Meyer temperature controllers, such as the SMM-9050, come with a 24-month warranty from the date of sale, covering manufacturing defects.
On Grand Meyer thermostats like the W350, an E1 error typically indicates a short circuit or disconnection of the external temperature sensor. Check the sensor wiring for faults.