Surface Unit
| Model | SU1-232 |
| Dimensions ( L x W x H ) | 80 x 54 x 23 mm |
| PC/Laptop interface | RS-232 @ 115200 bps, DB9 |
| Towfish interface | RS485, GND, Supply, Fischer 103 D 4 |
| Supply | 12 V 200mA |
| Materials | Clear anodized aluminum |
Tow Cables
| Model | STC-xx |
| Standard lengths | 100, 150, 200 m |
| Diameter | 6.2 mm |
| Braking strength | 2500 N (600 lbs) |
| Reinforcement | Kevlar |
| Outer jacket | Yellow PUR |
| Towfish connector | Fischer 103 WSO 4 |
| Surface unit connector | Fischer 103 S 4 |
