Dutton-Lainson Dutton Lainson Strongarm Sa Series Trailer Winch Replacement Switch 110V. The electrical specifications of D-L StrongArm SA-Series Electric Trailer Winches include a 110V rating. The main switch replaces the one that came with the winch. For D-L StrongArm SA-Series Trailer Winches it is only for models: SA12015AC (with remote CSA) SA5000AC and SA7000AC (2000 to present) SA5000AC and SA7000AC (without clutch 2000 to present) SA9000AC and SA12000AC (2000 to present) and SA9000AC and SA12000AC (without clutch 2000 to present). Check manufacturer recommendations to ensure a proper fit before purchasing. D-L StrongArm SA-Series Trailer Winches are built to withstand the harsh marine environment. Built for the harsh marine environment. Check manufacturer recommendations to ensure a proper fit before purchasing. Built for the harsh marine environment. Check manufacturer recommendations to ensure a proper fit before purchasing. Features of Dutton-Lainson 204419 Dutton Lainson Strongarm Sa Series Trailer Winch Replacement Switch 110V For Dutton-Lainson StrongArm SA-Series electric trailer winches Voltage Rating: 110V See long description for list of compatible winch models Built to withstand the harsh marine environment Check manufacturer recommendations to ensure a proper fit Package Contents: Dutton-Lainson 204419 Dutton Lainson Strongarm Sa Series Trailer Winch Replacement Switch 110V Dutton-Lainson 204419: Dutton Lainson Strongarm Sa Series Trailer Winch Replacement Switch 110V