Top Post Battery Disconnect Switch 12V-48V Power Isolator Cut Off Shut Off for Auto Car RV Boat Truck Vehicle (Negative,ON-Off)

Features

• Wide Compatibility：This disconnect switch is suitable for TOP POST TERMINAL, battery NEGATIVE post only. Suitable for marine, automotive, and off-grid power systems emphasizing reliable operation. 
• Top Level & Heavy Duty：This top post battery disconnect switch is resistant construction and reinforced insulation, corrosion resistance, conductive performance is good, top level made for safety use
• Reliable Performance & Versatile Application:Engineered for 12-48V systems, this high-capacity battery disconnect switch provides consistent operation with 275A continuous current (12V), 455A intermittent (5-min), and 1250A transient cranking capacity (10-sec). Its adaptable design suits standalone use or integration into multi-switch circuits, compatible with cars, RVs, boats, trucks, ATVs, and industrial battery systems.
• Enhanced Reliability & Efficient Conductivity:Crafted with high-strength, heat-resistant ABS housing and corrosion-resistant brass/tinned copper components, this switch withstands extreme temperatures, moisture, and sparks. Precision-engineered copper alloy contacts promote low voltage drop and consistent conductivity, helping maintain battery and component performance over time.
• Simplified Installation & Clear Operation:Designed for 15.5-17mm negative terminals, it installs directly onto top-post batteries without additional cables. Includes clear instructions, M10 tinned studs (10mm/3/8"), and a rear cover for terminal isolation. The easy-to-use ON/OFF lever has visible indicators for quick status checks in low-light conditions.