Pack of 3 thermostatic radiator heads with M30 x 1.5 threaded connections. Compatible with valves that have M30 x 1.5 threads and suitable for radiator valves with threaded M30 x 1.5 connections. Manufactured in a highly automated production process to minimize defects, these heads offer easy maintenance and reliable performance for many years. Key benefits - Reliable construction: made to high standards with durable materials, ensuring long service life and dependable operation. - Easy installation and maintenance: simple replacement of old thermostats with no extensive modifications required. - Consistent performance: designed to work with valves M30 x 1.5 and withstand daily use over time. Material and build - White thermostat head supplied in a M30 x 1.5 configuration. - Built to deliver durability and practical, long-lasting performance. - Fine workmanship supports reliable operation while preventing housing damage during normal use. Temperature control features - Frost protection and adjustable temperature control: the thermostatic head provides frost protection and a movable adjustment function. - Liquid sensor and zero position: includes a liquid sensor with a defined zero reference to support stable operation. - Compatibility: suitable for compact radiators with integrated valve sets. - Adjustable settings: offers adjustment options with a scale of 0, 1, 2, 3, 4, 5 to meet most room requirements. - Upper limit of zero setting ratio: supports settings 0 through 5 for flexible control. No fixed temperature setting range - The device has no fixed temperature adjustment range; performance is influenced by heating temperature, room temperature, and outdoor temperature changes. - Easy replacement of an old thermostat: no risk of water leakage. - Installation without adapters: remove the old sensor and install the new thermostat directly onto the valve. Compatibility and installation notes - Fits valves with M30 x 1.5 threaded connections. - Suitable for radiator manufacturers and systems using M30 x 1.5 threaded valves. - Designed for straightforward replacement and reliable long-term operation. Use scenarios - Scenario 1: Upgrading an old radiator in a living room. Replace the existing thermostat head with these heads to gain frost protection, simple temperature adjustment, and consistent performance without special adapters. - Scenario 2: Retrofit across a small apartment with multiple radiators. Install one head per radiator to improve control in living rooms, bedrooms, and home offices while avoiding leaks and unnecessary downtime. - Scenario 3: Office or workspace environments with variable occupancy. Use in meeting rooms or individual offices to maintain comfort during different occupancy levels and outdoor temperature shifts, with easy replacement and maintenance.