Zinsco RC38-20 - 20A, 2-Pole, Circuit Breaker

Meet the Zinsco RC38-20 — a precise 20A, 2-pole circuit breaker designed to bring reliable overcurrent protection to your electrical distribution. Built for panelboards, switchboards, and control panels, this breaker is a dependable choice wherever safe operation and consistent performance are non-negotiable.

Why the RC38-20 stands out

• 20A, 2-Pole configuration — provides simultaneous protection and disconnect for both hot legs in 240V circuits, helping prevent partial trips and ensuring a safe, complete shutdown when faults occur.
• Tailored for Zinsco installations — specifically designed for use in panelboards, switchboards, and control panels within Zinsco systems, helping maintain electrical characteristics and installation integrity.
• Versatile for critical environments — ideal for industrial, commercial, and OEM applications where dependable overcurrent protection and safe operation are critical in distribution panels and motor control centers.
• Practical, drop-in replacement — simplifies maintenance and upgrades by aligning with established Zinsco configurations, reducing downtime and ensuring consistent performance.

Key use cases and benefits

• Protect 240V circuits powering motors, drives, and control equipment in motor control centers and distribution panels.
• Equip commercial electrical rooms with a compact, reliable 2-pole breaker that clears faults quickly and cleanly.
• Support OEM assemblies and custom panel builds that rely on a proven 20A 2-pole protection device.

What this means for your operation

• Improved fault handling with a coordinated two-pole disconnect that minimizes arcing and enhances safety during maintenance.
• Consistent performance in demanding environments, helping protect wiring harnesses, enclosures, and connected equipment from overcurrent events.
• Streamlined inventory and replacement strategy for existing Zinsco panels, reducing downtime during routine servicing.

Tips for selection and installation

• Ensure the RC38-20 matches your panel’s specifications and that the installation is performed by a qualified electrician in accordance with local codes.
• Confirm that the 2-pole, 20A configuration aligns with the circuit requirements and the load profile of the protected equipment.
• When replacing, inspect the surrounding panel for any signs of wear or damage and replace in a manner that preserves proper enclosure integrity and clearance.

In short, the Zinsco RC38-20 delivers dependable, purpose-built overcurrent protection for 20-amp, two-line circuits within panelboards, switchboards, and control panels. If your operation relies on robust protection for distribution panels and motor control centers, this 2-pole breaker is a thoughtful, purpose-built choice that supports safe operation and reliable uptime.