FA340801021 - 80 Amp Circuit Breaker

FA340801021 - 80 Amp Circuit Breaker

Take control of your electrical protection with the FA340801021 circuit breaker — a high-performance, reliable solution built for demanding commercial or industrial environments. Designed to link up with 480 V three-phase systems and handle up to 80 amps of current, this breaker features advanced thermal-magnetic trip-unit technology that safeguards your circuits from overloads and short-circuit situations. Whether you’re upgrading a panel, maintaining a production line, or installing a new facility, the FA340801021 delivers strong performance and dependable protection you can count on.

Key Features and Benefits

• Thermal-magnetic trip unit technology: Precisely senses both sustained overloads and sudden short-circuit events so you avoid nuisance trips while ensuring real protection.
• 80 A current rating for 480 V systems: Ideal for higher-capacity applications where lighter breakers won’t suffice—this unit steps in when demand is higher.
• Durable build and high breaking-capacity code “A”: Manufactured to tough standards so the breaker performs under real-world stress without giving way.
• I-Line mounting connection: Enables a secure, stable physical and electrical connection, reducing risk of loose terminations or faults during high load.
• Adaptable for commercial & industrial use: Built to perform across a variety of settings—from HVAC systems and motor controls to manufacturing circuits—giving you flexibility and dependable protection.

Technical Specifications

• Voltage rating: 480 V
• Current rating: 80 A
• Poles: 3 (three-phase)
• Breaking-capacity code: A
• Magnetic hold current: 800 A
• Magnetic tripping current: 1,450 A
• Electrical connection: Lugs for load side; I-Line connection for line side
• Dimensions:
  • Height: 6.4 in (162.6 mm)
  • Width: 4.5 in (114.3 mm)
  • Depth: 4.13 in (104.90 mm)
• Phase connection: A-B-C
• Terminal identifier: AL50FA
• Application rating: HACR (heating, air-conditioning, refrigeration) approved

Material Compliance and Certifications

• Compliance: This circuit breaker meets key industry standards and environmental requirements. Certified by both CSA and UL for safety and reliability, it’s built in compliance with RoHS and REACh standards — giving you confidence in both performance and regulatory alignment.
• Environmental Certification: It also carries the Green Premium® designation for environmentally responsible construction and circular-economy design.

Where It Works Best

• The FA340801021 is perfectly suited for commercial buildings, industrial facilities, and other high-demand electrical systems needing reliable circuit protection. Use it in motor control centers, HVAC panels, manufacturing plants or any three-phase 480 V system where you require an 80-amp current rating. If you’re upgrading your electrical infrastructure, replacing a prior breaker, or specifying new protection for a heavy-duty load, this product offers the flexibility and performance required.