Siemens | SJD69300NTH | Circuit Breaker | 300A | 3-Pole | 600V | Bolt-On

Meet the Siemens SJD69300NTH circuit breaker — a purpose-built solution for demanding 600V, three‑phase environments. With a 300A rating and a 3‑pole design, this bolt‑on unit is engineered for reliability during maintenance, retrofit, and replacement tasks in existing panels.

Key specifications at a glance

• Amperage: 300A
• Poles: 3‑Pole
• Voltage rating: 600V
• Mounting: Bolt‑On

Why choose the SJD69300NTH? This Siemens breaker is designed around real‑world needs: robust protection for three‑phase circuits, straightforward bolt‑on installation that minimizes downtime, and a form factor that aligns with Siemens panel architectures. The part number SJD69300NTH is the most reliable reference for compatibility, helping you avoid mismatches during replacement or retrofit projects.

Ideal use cases

• Maintenance: replace older or worn breakers to restore reliable protection quickly.
• Retrofit: upgrade panel performance or convert to a higher‑capacity, three‑phase system within 600V networks.
• Replacement: exact‑match substitution for Siemens panels that require SJD69300NTH specifications.

Fit, verify, and install with confidence

Before ordering, verify that your equipment and panel are compatible with a 300A, 3‑pole, 600V bolt‑on breaker of the Siemens SJD69300NTH family. Using the exact part number ensures the closest match to mating components, electrical characteristics, and enclosure fitment for a seamless installation.

For professionals seeking durable, form‑matched protection in high‑demand circuits, the Siemens SJD69300NTH delivers dependable performance when it matters most.