This side post battery disconnect switch allows for fast and secure isolation of your vehicle’s electrical system. Ideal for storage, maintenance, or theft prevention, it quickly disables power without removing cables.

Specifications & Features

• Replaces Wirthco #20128
• Voltage Rating: 12V system
• Current Rating: 500 amps peak; 125 amps continuous
• Mount Type: Installs on negative side post only
• Disconnects power by unscrewing the knob and reconnects it by tightening
• Compact design fits even the smallest battery compartments
• Helps prevent battery drain during long-term storage or vehicle servicing