RJL3B350 | Circuit Breaker | 350A | 3-Pole | 600V

RJL3B350 Industrial Circuit Breaker — a reliable safeguard for heavy-duty electrical systems. With a 350A rating, 3-pole configuration, and a 600V maximum, this breaker is purpose-built for demanding maintenance, retrofit, and replacement projects where exact specs matter.

Precise specs at a glance

• Amperage: 350A
• Poles: 3-Pole (three-phase protection)
• Voltage: 600V

What makes this breaker stand out

Unlike generic substitutes, the RJL3B350 is identified by a precise part number, ensuring compatibility with panels and gear that require this exact configuration. Its three-pole design delivers balanced protection across all phases in a three-phase system, helping you maintain uptime and safety during maintenance, retrofit, or replacement projects. Stocking this unit means you’ve got an exact-match solution ready when time and reliability matter most.

Use cases and ideal environments

• Maintenance outages requiring a direct-fit replacement to restore three-phase protection
• Retrofit projects upgrading to a breaker with a specified 350A, 3-Pole, 600V configuration
• Spare-part inventory for industrial facilities with standard three-phase distribution

How to verify fit and order with confidence

To ensure you get the exact match, rely on the RJL3B350 part number as the compatibility reference. Before placing an order, confirm that your equipment’s ratings align with 350A, 3-Pole, and 600V, and compare with your panel or enclosure catalog to avoid mismatches.