Siemens HMX3T800 Circuit Breaker, 800A, 3-Pole, 600V

Engineered for demanding industrial power distribution, the Siemens HMX3T800 circuit breaker is built to protect circuits, motors, and feeders in harsh environments. With an 800 A rating, 3 poles, and a 600 V operating capability, this unit is designed for three-phase systems common in manufacturing, processing, and heavy-duty facilities.

• High-current protection: 800 A rating provides robust overcurrent protection for large feeders and motor circuits.
• Three-pole design: 3-pole configuration supports balanced three-phase circuits, enabling coordinated protection across all phases.
• 600 V maximum voltage: Suitable for typical industrial distribution networks, ensuring compatibility with standard plant power systems.
• Exact part number for fit: Verify fit by part number HMX3T800 and your application requirements to ensure correct installation.

Why choose Siemens?

• Siemens builds rugged, field-ready breakers that stand up to continuous operation, ensuring reliable protection and reduced downtime.
• Designed for service, maintenance, and replacement projects where downtime matters. This unit is ready to drop into compatible panels and feeders that require an 800 A, 3-pole, 600 V breaker.

Ideal use cases

• New industrial electrical service installations requiring a robust 3-pole breaker.
• Maintenance projects where existing gear needs a like-for-like 800 A, 600 V replacement.
• Panel retrofits or upgrades in manufacturing lines, pump stations, compressors, or heavy machinery stations.

Compatibility and support

To ensure proper fit, confirm the part number and application requirements before ordering. If you need help matching the part number or confirming compatibility, message us and our technical specialists will assist you.