Switches, Relays & Distribution

Keep your boat’s electrical system organised and easy to control with our range of marine switches, relays and power distribution equipment. From battery isolation to connections for multiple onboard circuits, explore components for electrical upgrades, refits and replacement installations.

Shop battery switches, isolators and selectors to manage starting and leisure battery banks, alongside relays and remote switching solutions for controlling onboard power. Busbars, terminal blocks and fused distribution products help create tidy connections for lighting, navigation equipment, pumps and other electrical accessories.

Whether you’re updating a sailing yacht, motorboat or small craft, find the components to suit your installation at Boat Parts Superstore. Choose products matched to your system voltage, current requirements and cable connections, and check individual specifications for mounting, circuit protection and environmental suitability.