Battery Master Switches

Surface-mount marine battery isolator switch with a removable key for security. Supports high current (300A continuous) for efficient power cut-off or activation of a single battery. Compact design with cable outlets on all four sides for flexible installation.

Dual battery selector switch with 4 positions (OFF–1–2–BOTH) for 12/24V systems. Allows use of one or both batteries or complete shut-off. Continuous duty 100A (up to 300A surge) – ideal for small to mid-sized boats. Sturdy ABS housing with copper terminals and a secure knob ensures reliable, safe battery management.

Intelligent dual-battery switch that automatically combines or isolates two batteries based on charge voltage (Voltage Sensitive Switch). Ensures optimal charging of a second battery bank (12/24V systems) and includes a manual Emergency Parallel function for emergency starts. Rated 275A continuous (455A peak). Can be surface or flush mounted.

High-quality dual battery selector “Selecta” series. Four-position rotary switch (Off / 1 / 2 / Both) for systems up to 32V. Rated 175A continuous (300A short cranking). Durable bakelite body with removable knob (with safety lock) and heavy-duty 10mm studs. CE certified (meets 94/25/CE). Ideal as a main battery switch on medium-sized boats or vehicles with twin batteries.

Extra heavy-duty battery cutoff switch for flush mounting. Available with white or black cover. Rated 280A continuous (up to 2500A for 5 sec) to handle large engine loads. Features a removable nickel-plated brass key and waterproof cap. Compliant with ISO 8846 and CE standards, ideal for isolating the main battery on powerboats and yachts.

Heavy-duty ON/OFF battery switch made of black polycarbonate for superior durability. Panel-mount design with flange and included waterproof cap. Rated 280A continuous (2500A for 5 sec) – suitable for larger boat engines and dual-battery systems. Features a fixed knob (non-removable) with a tactile on/off indication. ISO 8846 certified for ignition protection.

Heavy-duty marine battery switch with 3-position rotary function (1-2-BOTH). Rated for 380A instantaneous and 280A continuous current. Ideal for boats using dual 12V battery systems.

Heavy-duty battery selector switch with 3-position rotary control. Rated for 800 A instantaneous and 350 A continuous current. Designed for 12V marine systems using dual batteries.

Compact marine-grade ON/OFF battery switch rated for 700 A peak and 300 A continuous. Operates on 12V, 24V, and 48V systems. Secure, durable, and easy to install.

Durable black polycarbonate marine battery switch, 100 A continuous / 1000 A peak, flange-mounted with splash-proof removable key and waterproof cap – CE / ISO 8846 certified.