Square D EJB34125 Molded Case Circuit Breaker – 125A – 3-Pole – 480Y/277V AC – Thermal-Magnetic – Bolt-On – EJB Series

The Square D EJB34125 is a 125A, 3-pole bolt-on molded case circuit breaker designed for use with compatible Square D NF Panelboards. It features a thermal-magnetic trip unit and a signal indicator that indicates when a trip has occurred.

The breaker is rated for 480Y/277V AC and is calibrated for 40°C. It includes aluminum lugs with terminals suitable for AWG 12–6 aluminum and AWG 14–6 copper conductors. The breaker has a 270A hold current and an 875A trip current as specified.

Specifications:

• Manufacturer: Square D / Schneider Electric
• Product Type: Molded Case Circuit Breaker
• Product Family: EJB
• Series: EJB
• Catalog No.: EJB34125
• Current Rating: 125A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 480Y/277V AC
• Protection Type: Thermal-Magnetic
• Mounting Type: Bolt-On
• Trip Unit: Thermal-Magnetic
• Trip Indication: Signal Indicator
• Hold Current: 270A
• Trip Current: 875A
• Calibration Temperature: 40°C
• Terminal Type: Aluminum Lugs
• Aluminum Wire Range: AWG 12–6
• Copper Wire Range: AWG 14–6
• Application: Square D NF Panelboards
• Ratings: CSA Rated, HID Rated, HACR Rated
• UL Listing: UL Listed as High-Intensity Discharge
• Brand: Square D
• Authenticity: Authentic Square D / Schneider Electric Product

Part Numbers & Identification:

• Manufacturer Part Number (MPN): EJB34125
• Catalog Number: EJB34125
• Product Family: Square D EJB Molded Case Circuit Breakers
• Series: EJB
• Brand: Square D
• Manufacturer: Schneider Electric
• Product Type: Bolt-On Molded Case Circuit Breaker
• Model: EJB34125
• Breaker Configuration: 3-Pole, 125A
• upc:785901161240

Compatibility:

Designed for use with compatible Square D NF Panelboards that accept EJB Series bolt-on molded case circuit breakers. The EJB34125 provides 125A, 3-pole thermal-magnetic protection for compatible 480Y/277V AC electrical distribution applications.

The breaker includes aluminum lugs and supports AWG 12–6 aluminum and AWG 14–6 copper conductors. Always verify the specific panelboard model, approved breaker type, system voltage, available fault current, pole configuration, terminal requirements, conductor size, and installation requirements before installation.

Certifications:

• CSA Rated
• HID Rated
• HACR Rated
• UL Listed as High-Intensity Discharge
• 125A Rated
• 3-Pole / 3-Phase
• 480Y/277V AC Rated
• Thermal-Magnetic Protection
• Bolt-On Mounting
• 40°C Calibration
• Signal Trip Indicator
• Aluminum Lugs
• Genuine Square D / Schneider Electric Product

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You may return items within 10 days of delivery for a refund.

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