Mechanical timer BEMKO TSMD3 with 24-hour dial and grounded socket

Mechanical timer BEMKO TSMD3 with 24-hour dial and grounded socket provides simple timed switching for lamps, household appliances and garden equipment. The timer plugs directly into an EU mains outlet and accepts a device via an integrated grounded (type F) socket, enabling automatic on/off cycles without electronic programming.

Advantages

The mechanical design offers straightforward operation with an activation time range from 15 minutes up to 24 hours and does not require setup via apps or menus. It supports a maximum current load of 16 A and is compatible with ~230 V / 50 Hz mains. Built to work in typical indoor conditions, the unit includes basic insulation class I and a compact form factor for easy installation into standard outlets.

Suitable for

• Timed control of lamps and lighting
• Switching household appliances like kettles, fans or heaters within rated load
• Garden equipment and outdoor devices when used in sheltered, dry locations
• Energy-saving schedules for devices that do not require precise electronic programming

Key specifications

• Activation time range: 15 minutes to 24 hours
• Protection class: I (basic insulation, protective earth)
• Ingress protection: IP20
• Maximum current load: 16 A
• Operating temperature: -10°C to +40°C
• Supply voltage and frequency: ~230 V / 50 Hz
• Socket type: grounded, Type F
• Dimensions (W x D x H): 120 x 72 x 84 mm

How to use

Plug the mechanical timer into an EU mains outlet, then insert the appliance plug into the integrated grounded socket. Set the desired on/off schedule using the 24-hour dial and the mechanical pins or segments according to the required activation intervals. Ensure the connected device’s current draw does not exceed 16 A and keep the timer within the specified temperature range during operation.

Usage recommendations

Use the timer indoors or in sheltered locations to avoid moisture exposure (IP20). Verify compatibility of the connected device with the Type F grounded socket and the mains supply. Do not exceed the maximum load and avoid placing the timer near heat sources or in direct sunlight to maintain reliable operation.