20247 Cut-Off Battery Switch 12V - 36V 500A High Current with Lock-Out Plate

20247 Cut-Off Battery Switch 12V - 36V 500A High Current with Lock-Out Plate

Key Features

• Voltage Compatibility: 12V - 36V DC systems
• Current Rating: 500A continuous, 5000A instantaneous
• Construction: Heavy-duty ABS plastic housing with Nickel-Plated Copper studs
• Terminals: Two 10mm threaded studs with nuts
• Includes a lock-out plate to secure the switch in the off position for safety during service
• Provides a reliable way to disconnect battery power, preventing drain during storage and unauthorized vehicle use

Replaces / Cross-Reference Part Numbers

• 20247

Compatibility & Fitment

• Universal fit for vehicles and equipment using 12V, 24V, or 36V DC electrical systems.
• Commonly used in trucks, RVs, marine craft, trailers, agricultural equipment, and industrial machinery.
• Designed for installation on the negative battery cable line.

When to Replace

• The existing switch fails to make or break the electrical connection.
• Power is intermittent or drops under load when passing through the switch.
• Visible signs of corrosion, arcing, or overheating on the switch body or terminals.
• The handle is broken, stripped, or excessively difficult to operate.

Installation Tips

• Always disconnect the battery's negative terminal before beginning installation.
• Mount the switch in a secure, accessible location protected from excessive moisture and direct impact.
• Ensure all cable ends and terminal studs are clean for a solid electrical connection.
• Tighten the terminal nuts to the proper torque specification to prevent loosening from vibration.