MDL3800F - 800 Amp Max. *Frame Only*

MDL3800F - 800 Amp Frame-Only Circuit Breaker

Take control of your industrial or commercial electrical setup with the Eaton MDL3800F—an adaptable, high-capacity circuit breaker "frame-only" unit made for serious use. This isn't just another part—it's the foundation you build upon. Pair it with a compatible trip unit to tailor protection to your exact needs, whether you're upgrading a panel, designing a new system, or expanding capacity.

Key Features and Benefits

• Customizable Frame‑Only Design: Just the shell, let you pick the matching trip unit, so protection fits your system exactly.
• Strong Fault Clearing Power: Handles up to 65 kAIC at 240 VAC and 50 kAIC at 480 VAC, giving you heavy-duty fault protection when it matters.
• Built to Last: Engineered with durability in mind, it holds up under harsh industrial or commercial conditions.
• Reliable Thermal & Magnetic Trip: Fixed settings guard against both overloads and short circuits, ensuring the system protects itself automatically.

Technical Specifications

• Rated Current: 800 A
• Voltage: Up to 600 VAC and 250 VDC
• Poles: 3‑pole configuration
• Interrupting Capacity:
  • 65 kAIC @ 240 VAC
  • 50 kAIC @ 480 VAC
• Trip: Fixed thermal and fixed magnetic
• Size:
  • Approx. 18.6″ × 8.3″ × 11.1″
• Weight: Roughly 26.2 lb

Material Compliance and Certifications

• UL Listed: Meets rigorous safety and industry standards, giving you confidence in its dependability and compliance.

Where It Works Best

• This flexible frame is ideal when you want a heavy-duty solution that fits your system—not the other way around. It's great for projects that need precise fault-current ratings or where you want to choose the exact trip characteristics. Perfect for maintenance upgrades, panel builds, or future-proofing expansions in industrial plants, commercial sites, or critical infrastructure.