STHIRA Battery Cut Off Switch for Car RV and Boat featuring Pure Copper Contacts | 12–48V 275A Reliable Power Disconnect

STHIRA 12-48V Battery Cut Off Switch is a durable and efficient power disconnect solution designed for car, RV, and marine applications. This top post battery disconnect switch connects easily to 16–17.5 mm negative terminals and offers precise on/off control for 12–48V DC systems. With reliable power performance providing continuous 275A at 12V and peak tolerance up to 1250A, it supports secure and efficient energy management. Constructed with impact-resistant ABS housing and pure copper contacts, it ensures long-term reliability and safe operation. Ideal for vehicles and boats, this STHIRA switch simplifies battery management, prevents drain, and promotes dependable power isolation for user peace of mind and confidence in brand quality.

• Constructed from impact-resistant ABS material with pure copper contacts for enhanced conductivity and durability.
• Provides continuous 275A at 12V and withstands short surge currents up to 1250A for reliable performance.
• Compatible with 16–17.5 mm top post negative battery terminals, allowing easy installation without extra cables.
• Efficiently prevents unwanted battery drain during storage for cars, RVs, and boats.
• Offers immediate power control for safety, battery preservation, and long-term electrical efficiency across various vehicle types.