Square D | 992340 | Circuit Breaker | 40A | 3-Pole | 240V | 10kA | Bolt-On

Meet the Square D 992340 Circuit Breaker — a precise, factory-authenticated protective device designed for 3‑phase electrical systems. With 40 amperes of protection, 3 poles, and 240-volt operation, this bolt-on breaker is built for dependable maintenance, retrofit, or replacement where exact specifications matter.

• Amperage: 40A
• Poles: 3-Pole
• Voltage: 240V
• Interrupting rating: 10kA
• Mounting: Bolt-On

Why this Square D 992340 is the right choice

This 3‑pole, 240V circuit breaker is engineered to align with your existing panel’s protective scheme, reducing downtime during replacements. The 10kA interrupting capacity provides robust fault protection for challenging commercial and light industrial loads, such as motors, pumps, and HVAC equipment. As a bolt‑on design, it’s tailored for panels that specify bolt‑on mounting, delivering a secure fit and reliable trip performance across all three phases.

Ideal use cases and practical benefits

• Upgrade aging protection to a current Square D spec that matches your panel’s 40A, 3‑pole, 240V requirements.
• When the existing breaker becomes unreliable, swap in the 992340 to restore consistent trip characteristics across all phases.
• Maintain system protection without changing the surrounding wiring or panel layout.
• Perfect for balanced loads in motors, conveyors, and other 3‑phase equipment that demand synchronized protection.

Important compatibility notes

Notes: Confirm fit and ratings before ordering. Part number is the best reference for compatibility.

Choosing the Square D 992340 means selecting a genuine, specification‑matched circuit breaker designed to deliver reliable protection, straightforward installation, and lasting performance in 3‑phase 240V systems.