Siemens KM3T700 700A 3P 600V Circuit Breaker | AmpState

Experience dependable circuit protection with the Siemens KM3T700, a compact solution designed for demanding electrical distributions. This 700 A, 3-pole, 600 V circuit breaker safeguards panelboards, load centers, and other distribution setups, helping you prevent faults from cascading through your system.

Built for practical, real-world needs, the KM3T700 excels in retrofit projects and maintenance planning where keeping the exact part number matters. Its three‑pole design supports balanced three‑phase protection, delivering consistent performance across critical circuits in commercial and industrial environments. And because it’s available from AmpState, you’ll have straightforward access to stock and procurement when time is essential.

• Sensible retrofit fit keeps part numbers consistent for easier ordering and fewer compatibility surprises.
• Panelboard and load center protection—reliable interruption of fault currents to protect wiring, devices, and personnel.
• Maintenance-friendly sourcing supports long-term planning and reduces downtime when replacements are needed.
• Three-phase operation with a 600 V rating, suitable for a wide range of commercial and industrial electrical distributions.

Product details at a glance

• Manufacturer: Siemens
• Part Number: KM3T700
• Amperage: 700 A
• Poles: 3
• Voltage: 600 V
• Availability: AmpState

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit. If you’re outfitting a Siemens panel or upgrading an electrical distribution tier, the KM3T700 offers a dependable, long‑term protection solution you can trust.