Industrial EA1040 40A 1-Pole 120 V Circuit Breaker

Industrial EA1040 is a rugged, single-pole circuit breaker rated at 40 A and 120 V, built for industrial panels and equipment. Part number EA1040 identifies a dependable, compact device that delivers essential overcurrent protection for 120V circuits in demanding environments.

Why this 1-pole 120V breaker stands out

• Single-pole design provides straightforward protection for a single hot leg in 120V circuits, simplifying wiring and panel layouts.
• 40 A current rating guards motors, controls, and power feeds against overloads without nuisance trips on typical industrial loads.
• Industrial-grade construction designed to withstand the rigors of manufacturing floors, maintenance shops, and service enclosures.
• Clear part identification with EA1040 for easy ordering, replacement, and inventory management.
• Consistent, predictable performance in control panels, equipment enclosures, and other 120V applications.

Practical use cases

Ideal for protecting single-phase 120V circuits in small machinery, conveyors, pumps, and control circuits. Use in service panels or equipment enclosures where a dedicated 40 A protection device helps prevent damage from overloads or short circuits.

Installation and compatibility notes

• Voltage rating: 120 V; Current rating: 40 A; Poles: 1.
• Ensure compatibility with your panel platform and adhere to local electrical codes during installation. If you're replacing an existing breaker, confirm the physical fit and trip characteristics align with 1-pole, 120 V operation.
• Keep the EA1040 part number in your spare parts inventory for quick replacements and reduced downtime.

What you gain with the EA1040

Reliable, ready-to-use overcurrent protection that helps keep industrial systems safe and productive. By selecting the EA1040, you invest in a purpose-built, single-pole solution that matches the needs of 120V circuits in busy industrial environments.