MES3800LSG - 800 Amp Trip Unit

Eaton MES3800LSG - 800 Amp Electronic Trip Unit

Boost the safety and efficiency of your electrical system with the Eaton MES3800LSG 800 Amp electronic trip unit. Built for both residential and commercial use, its advanced electronic trip mechanism delivers fast, accurate response to ground faults—protecting your equipment and personnel with quiet confidence. This three‑pole unit brings dependable protection in a compact package—just pair it with the correct frame (sold separately) to complete your circuit breaker.

Key Features and Benefits

• Precise Electronic Trip Technology: Delivers quick, accurate fault detection to enhance safety and reduce downtime.
• High 800 Amp Capacity: Made for high-demand systems, whether in homes or commercial facilities.
• Three‑Pole Configuration: Ensures full protection for three‑phase circuits when installed with a matching frame.
• Ground Fault Detection: Adds an important safety layer by responding rapidly to dangerous ground faults.
• Series C Build: Famous for its durable build and steady operation over time.
• Compact Design: Takes up minimal space in your panel—or your mind. Easy to fit in tight areas when paired with the right frame.

Technical Specifications

• Amperage Rating: 800 Amps
• Poles: Three‑pole
• Trip Style: Electronic
• Ground Fault: Included
• Series: C
• Dimensions (L × H × W): 7 × 4 × 4 inches
• Weight: ~4 lb

Material Compliance and Certifications

• UL Listed: Meeting rigorous industry safety and performance benchmarks.
• Manufacturer: Crafted by Eaton Corporation plc—a trusted name in power management—the unit undergoes strict quality checks to deliver dependable functionality.

Suitability

• This trip unit shines in places where high-current protection and safety are needed the most. Think new, demanding home installations or busy commercial environments. Wherever ground fault prevention matters—like workshops, offices, or multifamily builds—this unit steps up when matched with its frame. It’s ideal if you’re looking for reliable, solid backup without unnecessary bulk or complexity.