42BF25AF - Siemens Definite Purpose Contactor

42BF25AF Circuit Breaker – 25 Amp

When you’re dealing with an existing electrical panel, you’re usually not looking to reinvent anything—you just need the right part that fits, works, and gets the system back up safely. The 42BF25AF circuit breaker is made for that kind of straightforward replacement.

It’s a 25-amp breaker that drops into compatible panels without much fuss. Once it’s in place, it does what you expect—helps protect the circuit from overloads and short circuits while keeping everything running the way it should. The compact size comes in handy if you’re working in a tighter panel, and it’s light enough that installation doesn’t turn into a chore.

If you’re maintaining older equipment or replacing a failed breaker, this is the type of part that keeps the job simple and predictable.

Key Features and Benefits

• 25 amp rating for typical circuit protection
• Built for form, fit, and functional replacement
• Compact size works well where space is limited
• Easy to handle and install
• Helps reduce the risk of overload and short circuit damage
• Built to last in day-to-day use

Technical Specifications

• Part Number: 42BF25AF
• Amperes: 25A
• Poles: Not specified
• A.I.C. Rating & Volts: Not specified
• Frame Type: Not specified
• Dimensions:
  • Height: 4.0 in
  • Width: 2.0 in
  • Depth: 3.0 in
• Ship Weight: 0.02 lbs

Material Compliance and Certifications

• This breaker is produced to meet standard expectations for electrical circuit protection devices. Always double-check compatibility with your setup and follow local electrical codes during installation.

Where It Works Best

• Existing panels that need a like-for-like replacement
• Commercial or light industrial environments
• Routine maintenance or repair work
• Any application requiring a 25-amp branch circuit breaker