Timeguard Economy 7 Analogue Timeswitch – TRTM7N. Maximise your energy savings with the Timeguard TRTM7N, a reliable analogue Economy 7 programmer designed to help you make the most of off-peak electricity tariffs. Perfect for managing heating and hot water systems, this versatile timeswitch allows you to take full control of your energy use, ensuring comfort while reducing costs. Its robust design, user-friendly dial, and built-in safety features make it a practical choice for any household seeking efficiency and reliability.. The TRTM7N features a 24-hour segment dial with 15-minute switching intervals, giving you the flexibility to tailor your heating or hot water schedules to your exact requirements. With four boost control options—15 minutes, 30 minutes, 1 hour, and 2 hours—you can instantly activate additional heating or hot water whenever needed. Suitable for use with single, dual, or twin element immersion heaters, and compatible with both Economy 7 and Economy 10 tariffs, it offers impressive versatility across different energy plans.. Practicality and safety go hand in hand with the TRTM7N. LED indicators clearly show when off-peak or boost modes are active, while the quartz reserve provides up to 150 hours of memory backup during power interruptions. For peace of mind, the unit is built with IP30 enclosure protection, Class I shock protection, and a double pole rocker switch to safely disconnect immersion heaters when required.. With its combination of reliability, flexibility, and safety, the Timeguard TRTM7N is an essential addition for households looking to optimise energy use, save money, and enjoy convenient control over their heating and hot water systems.