Square D EJB26050 - 50 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Square D EJB26050—a robust 50 A, 600 V, 2-pole bolt-on molded case circuit breaker designed to safeguard your electrical distribution. Built for dependable branch circuit overcurrent and short-circuit protection, it’s a reliable choice for panelboards and load centers where durability and precise protection matter.

Key reasons to choose the EJB26050

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, reducing loosening and ensuring consistent electrical contact even in demanding environments.
• Thermal-magnetic trip unit provides stable, repeatable protection performance—responding to overloads with the thermal element and delivering instantaneous magnetic trips for short circuits.
• OEM compatibility designed to pair with matching Square D load centers and panelboards, ensuring a seamless fit and reliable integration into your existing electrical system.
• Versatile application suitable for residential, commercial, and light industrial settings, delivering dependable protection across a range of circuits and equipment.
• Molded-case construction combines compact size with rugged durability, making it a practical choice for both new installations and panel upgrades.

Specifications at a glance

• Manufacturer: Square D
• Part number: EJB26050
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 50 A
• Voltage rating: 600 V
• Number of poles: 2
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

In practical terms, the EJB26050 protects feeders and branch circuits in panelboards and load centers from the damaging effects of overloads and short circuits. Its bolt-on design simplifies installation and field replacement, while the thermal-magnetic trip mechanism delivers predictable, code-compliant protection that electricians can rely on during service and maintenance work.

Who benefits most

• Electrical contractors installing or upgrading panelboards in multi-tenant buildings, offices, retail spaces, or light manufacturing facilities.
• Maintenance engineers seeking durable, low-maintenance circuit protection for commercial equipment and lighting circuits.
• Home electrical projects that require a robust, industry-standard breaker in compatible Square D panels.

Tips for use and installation

• Pair the EJB26050 with OEM Square D load centers or panelboards designed for bolt-on molded-case breakers to ensure optimal fit and performance.
• Confirm that your circuit design requires a 50 A, 600 V two-pole protection to match the conductor sizing and wiring plan.
• Use in applications where stable, repeatable protection is important, such as critical lighting, outlets circuits, and small motor drives in commercial spaces.

Designed for reliability and ease of integration, the Square D EJB26050 from AmpState delivers solid branch-circuit protection with a mounting approach that resists vibration—helping keep your electrical distribution running smoothly under demanding conditions.