EATON FAZ-K25/2 Miniature Circuit Breaker (MCB), K Characteristic, 25 A, 2-Pole, 10 kA 278800

Electricians and panel builders use the EATON FAZ-K25/2 miniature circuit breaker to protect motors, transformers, and other equipment with high inrush currents in industrial control panels and distribution boards. This 2-pole MCB has a K tripping characteristic and a rated current of 25 A, providing reliable protection against overloads and short circuits.

Key specifications

• Number of poles: 2
• Tripping characteristic: K
• Rated current: 25 A
• Rated voltage (AC): 230/400 V
• Rated switching capacity (Icn): 10 kA
• Frequency: 50/60 Hz
• Mounting type: DIN rail (EN 60715)
• Degree of protection: IP20
• Terminal type: Screw terminals
• Terminal capacity: 1-25 mm² (solid/stranded)
• Energy limiting class: 3
• Standards: IEC/EN 60898-1
• Operating temperature range: -25 to +75 °C
• Type of voltage: AC
• Module widths: 2
• Rated impulse withstand voltage (Uimp): 4 kV
• Rated insulation voltage (Ui): 440 V

Why choose it

The K characteristic allows higher inrush currents without nuisance tripping, making it suitable for loads like motors and transformers. Its compact 2-module width saves space in distribution boards.

Ideal use cases

• Protection of motor circuits
• Transformer protection
• Industrial control panels

Good to know

The FAZ-K25/2 is a reliable choice for demanding applications where high inrush currents are expected.