FY14020A **Old Style** - 20 Amp Circuit Breaker

FY14020A **Old Style** - 20 Amp Circuit Breaker

When you’re looking for dependable protection in your electrical setup, the FY14020A 20 Amp single‑pole circuit breaker delivers performance you can trust. Rated for 20 A at 277 V, this unit uses thermal‑magnetic trip technology to handle both overloads and short‑circuit conditions with precision. It’s engineered for durability and ease of installation thanks to its I‑Line mounting system, making it a smart choice when you’re upgrading or installing new panels. Its high interrupting capacity lets it perform in demanding commercial or industrial settings, yet it remains perfectly suitable for residential needs. With comprehensive certifications and quality materials, you can feel confident specifying this breaker for applications across many environments.

Key Features and Benefits

• Thermal‑magnetic trip technology: Offers reliable protection by combining fast magnetic response for short circuits with thermal management for overloads.
• High interrupting capacity: Rated at 18 kA to safely clear faults in heavier duty systems, improving overall safety margin.
• I‑Line mounting: Simplifies install into compatible panels and enhances system flexibility when you need it.
• Durable construction: Built from high‑quality materials that withstand harsher conditions, giving you long‑term reliability.
• Recognised safety certifications: UL and CSA listings mean this breaker meets rigorous performance and safety standards — an important check‑point for specifying with confidence.

Technical Specifications

• Line rated current: 20 A
• Number of poles: 1
• Mounting mode: I‑Line
• Rated voltage: 277 V
• Interrupting capacity: 18 kA
• Magnetic hold current: 275 A
• Magnetic tripping current: 600 A
• Electrical connection: Lugs (load side); I‑Line connection (line side)
• Terminal identifier: AL50FA
• Dimensions:
  • Height: 6.4 in (162.56 mm)
  • Width: 1.5 in (38.10 mm)
  • Depth: 4.13 in (104.90 mm)

Material Compliance and Certifications

• Certifications: This circuit breaker is certified by UL and CSA, ensuring it meets industry standards for safety and performance.
• Environmental: It also carries the “Green Premium” label — indicating alignment with environmental performance transparency and sustainability criteria.

Where It Works Best

• Residential: Reliable protection for branch circuits in homes, including high‑demand appliances or sub‑panels.
• Commercial: Ideal for office, retail, or light industrial panels where dependable circuit protection is required.
• Industrial: Suitable for challenging environments thanks to its high interrupting rating and durable build.
• Panel upgrades or expansions: Whether you’re replacing older breakers or adding new circuits, the compact form and I‑Line style make it a flexible option.