Siemens | QJ3B200HL | Circuit Breaker | 3-Pole | 240V

When your electrical panel needs reliable three‑phase protection, the Siemens QJ3B200HL 3-Pole 240V circuit breaker delivers precise, dependable performance for maintenance, retrofit, and replacement tasks. Built to Siemens standards, it provides a drop‑in solution that installers can trust in demanding environments.

• Three-pole (3‑Pole) design built for three‑phase circuits, ensuring synchronized interruption across all live conductors for reliable motor and load protection.
• Voltage rating of 240V aligned with common commercial and industrial distribution systems, enabling safe fault interruption when it matters most.
• Part number clarity QJ3B200HL serves as the best reference for compatibility—use this identifier to verify fit and ratings before ordering.
• Maintenance, retrofit, and replacement friendly specifically chosen for projects that require upgrading or restoring protection in existing Siemens‑compatible panels and enclosures.

This breaker is ideal for professionals performing panel upgrades, equipment retrofits, or scheduled maintenance where a like‑for‑like Siemens 3‑pole, 240V solution is needed. It fits seamlessly into compatible Siemens enclosures, helping you maintain electrical protection without extensive rework.

• in manufacturing lines or processing equipment where coordinated protection across all phases is essential.
• during retrofit projects to upgrade protection devices while preserving existing wiring and mounting patterns.
• Use case: legacy replacements for aging breakers that require a direct, compatible swap to maintain system reliability.

Important compatibility note: Confirm fit and ratings before ordering. The part number QJ3B200HL is the most reliable reference to ensure the breaker matches your existing setup and meets your system’s protection requirements.