The Airmaster Surface Timer range offers reliable and energy-efficient control for immersion heaters and lighting circuits. Available in both mechanical 24-hour and electronic 7-day versions, these timers feature easy-to-use dials and clear switching indicators for precise scheduling. The mechanical immersion heater timer is rated 16A (2A inductive) for high-load water heating applications, while the lighting timer provides 8A switching capacity for consistent control of lighting and small appliances. Designed for surface mounting, each unit ensures durable performance, straightforward installation, and improved energy management in domestic and commercial settings.