The L641 surface mount thermostat controls the water temperature in domestic hot water cylinders or in pipes. Suitable for switching motorised zone valves, circulating pumps or boilers, the thermostats incorporate a bi-metallic temperature sensor and are double insulated. The cylinder thermostat model is suitable for bare or pre-insulated cylinders and is simply installed using a plastic, coiled wire fixing.

• Power Supply: 230V 50Hz
• L641B1004 - 2°C - 40°C (Low limit pipe thermostat)
• L641B1012 - 50°C - 95°C (High limit pipe thermostat)
• Cable Clamp: Yes
• Complete with tamper resistant insert

Alternatives

• 8K