FH26040AB - 40 Amp Circuit Breaker

FH26040AB - 40 Amp Circuit Breaker

When you need industrial-grade protection you can trust, the FH26040AB delivers. This two-pole, 40-amp breaker from Schneider Electric is built for demanding commercial and industrial environments. Rated for up to 600 VAC and equipped with a thermal-magnetic trip unit, it safeguards your electrical system from overloads and short circuits with precision and confidence. Its I-Line plug-in mounting makes installation straightforward and maintenance efficient — helping you keep operations running smoothly and reducing downtime.

Key Features and Benefits

• High Voltage Capability: With a 600-volt rating, this breaker handles heavy-duty power distribution setups.
• 40 Amp Rating: Supports current flows up to 40 Amps — ideal for many industrial circuits.
• Two-Pole Design: Monitors and interrupts both phases simultaneously for greater reliability.
• Thermal-Magnetic Trip Technology: Offers precise overload and short-circuit protection to enhance system safety.
• I-Line Mounting Mode: Plug-in design simplifies installation and allows for rapid replacement when needed.
• High Interrupting Capacity: Designed for high fault-level applications to maintain system stability and protect equipment.

Technical Specifications

• Voltage Rating: Up to 600 V AC (600 V maximum) and 250 V DC.
• Current Rating: 40 Amps (line-rated current) in a two-pole configuration.
• Poles: 2P (two poles) for simultaneous phase protection.
• Mounting Mode: I-Line plug-in.
• Magnetic Hold Current: 400 A
• Magnetic Tripping Current: 850 A
• Connection Type: I-Line connection on line side; lugs on load side (14-1/0 AWG copper, 12-1/0 AWG aluminum)
• Dimensions:
  • Height: 6.4″ (162.6 mm)
  • Width: 3.0″ (76.2 mm)
  • Depth: 4.13″ (104.9 mm)
• Breaking Capacity:
  • 18 kA @ 600 V AC
  • 25 kA @ 480 V AC
  • 65 kA @ 240 V AC
• Rated for: single-phase (1 PH) AB-phase configuration.

Material Compliance and Certifications

• UL Listed, CSA Certified: Designed to meet recognized North American safety standards.
• Green Premium label: Highlights the manufacturer’s commitment to environmental performance and transparency for this line.
• Compliant with RoHS & REACH: (as noted in supporting documentation) shows environmental responsibility and reduced hazardous substance use.

Where It Works Best

• The FH26040AB is a strong choice for commercial buildings, manufacturing plants, data-centers, and critical infrastructure where safety and uptime are non-negotiable. Whether you’re protecting a branch circuit in a major facility or retrofitting panels in an assembly area, this breaker gives you the high voltage rating and 40 Amp capacity you need, along with the trusted protection features required for heavy-duty duty. Its plug-in I-Line format also makes it particularly suited for applications where quick maintenance or circuit changes may be necessary.