These underground motors fit inside a buried foundation box that acts as the bottom hinge of the gate leaf, they are ideal for ornate driveway gates as the automation is concealed from view.
Field 600
Max gate weight 600Kg
Max cycles per hour 20
Max leaf size 3.5m
Field 250
Max gate weight 250Kg
Max cycles per hour 15
Max leaf size 2.5m
The Field incorporates adjustable mechanical stops as standard in both opening and closing. With robust solid metal components and an oil filled gear box for continuous lubrication, it offers strength and reliability beyond that of most similar operators.
It has sensitive and adjustable electronic current sensing that ensures safety levels to meet your requirements and is compatible with all of the range of SEA accessories.
The Field motor will also fit into the foundation box of some alternative manufacturers, allowing you to upgrade an existing system with more robust and reliable operators, without the need to replace the complete installation.
| Specifications | Field 250/600 attributes |
| Supply Voltage | 230Vac+5% 50/60Hz |
| Motor Power | 280 W/ 310 W |
| Angular Speed | 7° rotation per second |
| Cycles Hour | 15/ 20 |
| Operating temperature | -20°C + 55°C |
| Operator Weight | 12/ 12.5kg |
| Max leaf length | 2.5 mtr/ 3.5 mtr |
| Max leaf weight | 250kg/ 600kg |
| Opening Degrees | 110° (180° optional) |
| Protection class | Ip67 |
| Starting Capacitor | 10 uF |
| Max Pushing Force | 250Nm/ 300Nm |








