CA2100S3 | Circuit Breaker | 100A | 2-Pole | 240V

Meet the CA2100S3 Circuit Breaker — a rugged, industrial-grade safety device engineered for maintenance, retrofit, and replacement projects where precise compatibility matters. Rated for 100A at 240V and configured as a 2-pole breaker, this unit is a direct fit for demanding commercial and light industrial installations that demand reliable overcurrent protection.

Whether you’re restoring an aging panel, upgrading a feeder, or performing routine replacements, the CA2100S3 delivers dependable interruption performance when faults occur. Use the exact part number CA2100S3 as your best compatibility reference, and verify fit and ratings before ordering to avoid mismatches in critical circuits.

Key specifications

• Amperage: 100A
• Poles: 2-Pole
• Voltage: 240V
• Type: Industrial circuit breaker
• Part reference: CA2100S3

Why this breaker stands out

Designed for reliability in demanding environments, the CA2100S3 combines sturdy construction with precise trip capability to shield equipment and personnel from overloads and short circuits. The two-pole design ensures both live conductors are disconnected simultaneously, a critical advantage for protecting multi-wire circuits and maintaining panel safety. This makes it an excellent choice for panel retrofits, service upgrades, and new installations where 240V, 100A protection is required.

Use cases and scenarios

• Retrofit: Replace aging or damaged breakers in existing 240V, 2-pole circuits to restore reliable protection with minimal downtime.
• Maintenance: Maintain stock for service calls requiring compatible 100A, 2-pole units to keep industrial lines running smoothly.
• Replacement: Swap in CA2100S3 in panels that specify this exact part number to maintain code-compliant protection.
• New installations: Suitable for feeders and motor control circuits in light to medium industrial applications operating at 240V.
• Ideal for professionals: Electrical contractors, panel shops, and maintenance teams in manufacturing, facilities management, and processing facilities.

Note: Always confirm fit and ratings before ordering. The CA2100S3 part number is the best reference for compatibility to ensure you don’t mismatch breakers in critical electrical systems.