The Schneider Electric Square D EJB36040 is a 3-pole miniature circuit breaker engineered for reliable electrical protection in demanding industrial environments. Designed for use within NF Panelboards, including Square D's own NF series, this breaker offers robust performance for critical power distribution applications. Its construction features a thermal-magnetic trip unit for dependable overload and short-circuit protection, ensuring the safety of connected equipment and personnel.

Technical details

• Series: Square D EJB
• Poles: 3
• Voltage Rating: 600 VAC (Line-to-Line) / 347 VAC (Line-to-Neutral)
• Current Rating: 40 Amps
• Trip Type: Thermal-Magnetic
• Indicator: Trip indicator for quick visual confirmation of fault events
• Mounting: Designed for integration into NF Panelboards
• Interrupting Rating: Specific interrupting rating should be verified against manufacturer datasheet for application suitability.

Applications & compatibility

This circuit breaker is specifically suited for applications requiring reliable overcurrent protection within industrial control panels and power distribution systems. Its compatibility with NF Panelboards makes it an ideal choice for new installations or as a direct replacement in existing Square D NF panelboard configurations. Common applications include protecting branch circuits in manufacturing facilities, data centers, and commercial buildings where consistent power quality and equipment safety are paramount.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D EJB36040 or contact our technical team for cross-reference assistance with compatible Square D EJB series components.