The CSW-7 is our most popular and versatile design. The CSW-7 is useful for medium cable lengths combined with large cable bending diameters or heavy weights in almost any light-duty marine application. It's a four person portable model that is capable of lifting and lowering most instrumentation payloads (500 lbs/ 227 kg typical, please contact us for more information on load pull and line speed, values can vary significantly). This winch comes as a complete package, including a range of standard features only available as options on our other winches.
Shown here is a fully enclosed model, though others are available. For more information please click to go to the Product Page.
Applications:
It is used to perform CTD profiling, side scan sonar, magnetometer towing, Rosette water sampling, towed instrument sleds, environmental and pipe line monitoring, lightweight grab samplers and small capture nets.
Motor Variants:
- 1.0 HP to 5.0 HP 3-phase AC motor and outdoor rated AC Vector Drive (VFD) Controller, powered by 110 VAC, 220 VAC and 240 VAC (3-phase)
- 1.0 HP to 2.0 HP permanent magnet motor @ 90/180 VDC (1.5 HP through 2 HP @ 180 VDC only) with regenerative drive controller powered from 110/220 VAC single phase (generator, inverter or ship's power)
*** When inquiring, please specify: cable diameter and length (cable specification sheet if possible), payload weight and type, operational conditions ***
Features:
- Nominal frame dimensions are 27"/69 cm L x 20.5"/52 cm W x 23.5"/60 cm H - (can be increased to accommodate a larger drum)
- 22”/56 cm to 23”/58.5 cm diameter flanges (Larger drum flanges available up to 27”/68.5 cm)
- Nominal weight 330 to 600 lbs (150 to 272 kg) without cable, depending on motor and gearbox selected
- Powder-coated 6061-T6 aluminum frame
- Removable carrying handles; two to four person portable, depending on cable weight
- Dog clutch for freewheeling capability
- Manual disc brake and pin lock
- Manual hand crank backup for retrieval without ship's power
- Typical drum capacity up to 1000 ft/300 m of 0.32" /8.2mm Rochester Coax Cable (DC Setup)
- Integrated electric brake between the gearbox and motor
- Slip ring ready – up to 24 conductor slip rings are available
- Load capabilities: variable dependant on power option selected (nominal maximum 660 lb/300 kg, typical 500 lb/227 kg) (please, contact us for more information on load pull and line speed, values can vary significantly)
- DC Motor version includes Watertight sub-sea connectors on all connection
- AC Motor version includes EMI shielded cabling, EMI cord grips, EMI inline filter

