The Schneider Electric M9F43220 is a Miniature Circuit Breaker (MCB) from the Multi 9 C60BP series, designed for robust circuit protection in industrial environments. This 2-pole breaker is rated for 20 amps and features a D-curve tripping characteristic, making it suitable for applications with high inrush currents such as motors and transformers. It operates effectively within a voltage range of 480Y/277 VAC and offers a significant interrupting capacity of 10 kA, ensuring safety and reliability.

Technical details

• Series: Multi 9 C60BP
• Type: Miniature Circuit Breaker (MCB)
• Poles: 2
• Current Rating: 20 A
• Trip Curve: D Curve
• Voltage Rating: 480Y/277 VAC
• Interrupting Capacity: 10 kA
• Compliance: UL 489

Applications & compatibility

This Schneider Electric MCB is commonly employed in control panels, motor control centers, and power distribution systems across various industries. Its D-curve characteristic makes it an ideal choice for protecting inductive loads found in machinery such as pumps, fans, conveyors, and HVAC systems where temporary overcurrents are expected during startup. It is designed to integrate seamlessly into standard electrical installations requiring UL 489 listed protection.

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 M9F43220 or contact our technical team for cross-reference assistance with compatible Multi 9 components.