ge UVH4RP20K 800A 12 V Circuit Breaker

Meet the GE UVH4RP20K, a purpose-built 12-volt DC circuit breaker designed to safeguard high-current power systems. With an impressive 800 A current rating, this breaker provides reliable protection for demanding 12 V circuits where dependable interruptions are critical.

Key specifications at a glance

• Part Number: UVH4RP20K
• Current rating: 800 A
• Voltage rating: 12 V DC
• Brand: GE

What this breaker protects

The UVH4RP20K is designed to quickly interrupt current when a fault or overload occurs, preventing damage to wiring, battery banks, and connected devices in 12 V DC systems. This makes it ideal for protecting high-current loads where a failure could lead to overheating or fire risk in portable, off-grid, or embedded applications.

Ideal use cases

• Off-grid power setups and battery storage systems operating at 12 V DC
• Automotive, RV, and marine wiring harnesses requiring robust overcurrent protection
• Small-scale 12 V DC distributions in hobbyist projects or custom electronics installations

Why choose the GE UVH4RP20K

Selecting a GE circuit breaker for 12 V systems ensures compatibility with common 12 V distribution configurations and a trusted brand lineage. The UVH4RP20K delivers a clear margin for safety in high-current scenarios, helping to keep wiring intact and equipment protected during faults or short circuits. This is a practical, reliable choice for anyone wiring heavy-load 12 V DC circuits where quick isolation matters.

Practical installation and maintenance notes

• Plan wiring with appropriate conductor size to comfortably handle up to 800 A and minimize voltage drop
• Install the breaker close to the power source to enable rapid isolation during emergencies
• Label the circuit clearly to simplify future maintenance and fault diagnosis