FA24020AB - 20 Amp Circuit Breaker

FA24020AB - 20 Amp Circuit Breaker

The FA24020AB circuit breaker from Schneider Electric is engineered for dependable protection of your electrical system, ideal for residential, commercial and light industrial applications. With a 20 A rating and a 480 V AC tolerance in a two-pole, single-phase configuration, it offers a versatile and professional solution to safeguard circuits from overloads and short-circuit events. Designed for quick installation, it uses the I-Line mounting system and is well suited for panelboards and switchboards where compact, plug-in style breakers are required.

Key Features & Benefits

• Thermal-magnetic Trip Unit: Delivers combined long-time and instantaneous protection, helping prevent fire hazards and minimizing equipment downtime.
• High Interrupting Capability: 18 kA at 480 V means the breaker can handle significant fault currents, providing strong protection under demanding conditions.
• I-Line Plug-In Mounting: Enables rapid integration into compatible panels, reducing labor time and simplifying maintenance.
• Two-Pole Configuration: Ensures full circuit isolation when required, ideal for systems where phase-to-phase protection is necessary.

Technical Specifications

• Rated Current: 20 A
• Rated Voltage: 480 V AC (also suitable for many 240 V/250 V applications)
• Number of Poles: 2
• Phase: Single-phase (AB phase connection)
• Magnetic Hold Current: 275 A
• Magnetic Tripping Current: 600 A
• Mounting Mode: I-Line
• Connection: I-Line line side, lugs load side; accommodates copper AWG 14–4 and aluminium AWG 12–4
• Dimensions:
  • Height: 6.4 in (162.6 mm)
  • Width: 3 in (76.2 mm)
  • Depth: 4.13 in (104.9 mm)
• Breaking Capacity: 18 kA at 480 V AC

Material Compliance & Certifications

• UL and CSA Listings: Conforms to recognized North American safety standards.
• Green Premium®: Part of Schneider Electric’s sustainability-focused offering, free from certain high-risk substances.

Where It Works Best

• The FA24020AB is perfect for panelboard retrofits, new builds or system expansions where a dependable 20 amp, two-pole breaker is needed—and where simplicity of installation matters. Because it is HACR-rated, it fits heating, air-conditioning or refrigeration (HVACR) circuits with confidence. Whether you’re managing a residential property, a commercial space, or an industrial control panel, this breaker provides a smart, compact solution to bolster circuit protection and reliability.