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Grunter Trailer Winch Accessories

Sherpa offers a range of optional extras that can be added to your Grunter trailer winch. For details on each item see below. To order you can do so on the product page using the tick box options. If you have any queries don't hesitate to email us.

1) Wireless Remote Kit

While your Grunter trailer winch comes with a wired hand remote included you may want the option of a wireless remote kit. Great for launching and retrieving boats when alone.


  • the ultimate in reliability, store the receiver and remote inside your vehicle!
  • can be retrofitted to any Sherpa 4x4 winch. We've tried many models of inbuilt wireless remotes and all fail when submerged in water.
  • plugs directly into the port on your Sherpa winch control box.
Wireless Remote Kit

Technical Details


  • Working Distance - up to 65ft
  • Lead Length - 32"
  • IP Rating - IP68 Enclosure
  • Made in Australia
  • Warranty - 12 Months

2) Synthetic Rope Upgrade 40ft

Upgrade the standard 33ft of 50mm webbing to 40ft of 7mm synthetic rope. Supplied with a drilled lug on the drum end for easy fitment and a marine grade stainless steel hook on the other end.

Boat Trailer Winch Synthetic Rope with Hook

3) Fuse & Holder 500A Inline

Suitable for use in high current applications such as winching. The inline fuse will protect your cables and vehicle from short circuits which has the potential to damage electrics and start fires. Kit includes 1 x 500A fuse and 1 x Holder.

Fuse & Holder 500amp Inline Boat Trailer Winch Circuit Breaker 500A
Specification Value
Rating 500 Amps
Connections M8 bolt and nuts
Finish Nickle plated
Dimensions approx 130 x 40 x 40mm

4) Extended Battery Cable 32ft

Extended battery cable allowing the winch to be mounted up to 32ft from the vehicle's battery. This is genuine Sherpa cabling and rated for the high current draw these winches can pull on full load.

Battery Cables 3m (Set of 2)

5) Battery Isolation Switch 2000A

An essential extra for all vehicles running a winch! Completely isolate power to your winch when not in use. Prevents unwanted powering on of the winch which can occur in motor vehicle accidents or by people interfering with the control box.

Winch Isolation Switch


  • Voltage - 6 to 48V DC
  • Rating - 500A Continuous
  • Max rating - 2000A (10 seconds)
  • Dimensions - 70(D) x 100(H)mm

NOTE: For dual motor or dual battery winch set ups you will require 2x isolation switches.

Don't forget all the above accessories are available on the Sherpa Grunter Boat Trailer winch page through check boxes. So select the winch, select your accessories and then check-out. All winch orders ship FREE in Canada.