Square D FA34035 | 35A 3-Pole 480V I-Line Molded Case Circuit Breaker

Square D FA34035 — 35 Amp, 3-Pole, 480V I-Line Molded Case Circuit Breaker

The Square D FA34035 is a heavy-duty, 3-pole thermal-magnetic molded case circuit breaker (MCCB) engineered for reliable overcurrent protection in industrial and commercial power distribution systems. With an I-Line plug-in connection, it installs directly into Square D I-Line panelboards and switchboards — saving time and ensuring a secure, code-compliant fit.

Key Specifications

• Part Number: FA34035
• Manufacturer: Square D (Schneider Electric)
• Ampere Rating: 35A
• Number of Poles: 3-Pole
• Voltage Rating: 480V AC
• Interrupting Rating: 18,000 AIC at 480V
• Trip Type: Thermal-Magnetic (LI — Long-Time & Instantaneous)
• Connection Type: I-Line Style Plug-In
• Frame Series: FA (Compact Frame)
• Standards: UL 489 Listed

Why Choose the Square D FA34035?

Square D molded case circuit breakers are among the most trusted overcurrent protection devices in the electrical industry. The FA34035 specifically offers:

• I-Line Plug-In Design: Enables tool-free installation into compatible Square D I-Line panelboards, reducing installation time and maintenance downtime.
• Thermal-Magnetic Trip Mechanism: Provides dual-element protection — thermal response handles sustained overloads while the magnetic element trips instantly on short circuits.
• 18kAIC Interrupting Capacity: Safely clears fault currents up to 18,000 amperes, meeting the demands of most commercial and light industrial applications at 480V.
• 3-Pole Configuration: Ideal for protecting 3-phase loads including motors, HVAC equipment, compressors, and three-phase distribution panels.
• Compact FA Frame: Designed for space-efficient installations without sacrificing performance.

Typical Applications

• Industrial motor branch circuit protection
• Commercial HVAC and mechanical system feeders
• Three-phase power distribution panels
• Machine tool and manufacturing equipment protection
• Replacement for existing FA-frame I-Line breakers

Compatibility

The FA34035 is compatible with Square D I-Line style panelboards and switchboards. Always verify panelboard compatibility and consult a licensed electrician or the Square D product catalog before installation. This breaker is not interchangeable with standard bolt-on mounting configurations.

Condition

Available in New condition. Ships from Alpha Brokers & Controls inventory. SKU: FA34035-N.

Have questions about compatibility or need technical support? Contact our team — we specialize in industrial electrical components and can help you find the right breaker for your application.