Schneider Electric | LV428103 | Circuit Breaker | 12A | 3-Pole | 690V

Schneider Electric LV428103 Circuit Breaker delivers precise overcurrent protection for 3-phase systems with a compact, dependable design. Engineered for maintenance, retrofit, and replacement projects where exact specifications matter, this unit keeps industrial electrical distribution safe and compliant in demanding environments.

Core specifications

• Amperage: 12A
• Poles: 3-Pole (3-phase)
• Voltage rating: 690V
• Reference: LV428103 (best reference for compatibility)

Why this LV428103 stands out

When your panel or distribution board relies on a 3-pole configuration for 690V networks, this Schneider Electric breaker provides reliable interruption and phase-coordinated protection across all lines. The 12A rating is well-suited for circuits with moderate current demands, helping prevent nuisance trips while ensuring safe operation in production lines, control panels, and industrial equipment.

Ideal use cases

• Maintenance: Replace worn or obsolete breakers to restore proper protection without changing the panel architecture.
• Retrofit: Update existing installations that require a 3-pole, 690V, 12A device with exact spec compatibility.
• Replacement: Keep your equipment compliant with a like-for-like part reference that matches existing protection schemes.

Important compatibility notes

Before ordering, confirm the fit and ratings match your system. The LV428103 part number is the most reliable reference for ensuring compatibility with your panel or equipment. If your setup operates on 690V three-phase distribution and requires a 12A, 3-pole breaker, this unit is designed to drop into the same footprint and preserve protection coordination.

Practical tips for installation and upkeep

• Retain the original packaging until installation to verify authenticity and prevent mix-ups with similar models.
• Document the part number LV428103 in maintenance records to streamline future replacements.
• Consult your panel documentation for trip characteristics to ensure the breaker aligns with your protection strategy and safety requirements.