Siemens SMD6B800LIG 800A 3P 600V Circuit Breaker | AmpState

Meet the Siemens SMD6B800LIG — a robust 800 A, 3-pole circuit breaker engineered for reliable protection in panelboards, load centers, and electrical distribution systems. With a 600 V rating and a design built for demanding commercial and industrial environments, this device delivers dependable tripping performance when you need it most, while preserving the integrity of your original installation.

Key benefits

• High-current protection: 800 A capacity for three-phase circuits at 600 V, providing solid protection for feeders and distribution equipment.
• Three-pole synchronization: Ensures coordinated tripping across all phases, reducing the risk of unbalanced loads and equipment damage.
• Premium Siemens reliability: Crafted with the engineering rigor and durability you expect from the Siemens brand, designed for long service life in busy electrical rooms.
• OEM-aligned for BOM consistency: SMD6B800LIG aligns with the original bill of materials, simplifying parts stocking and ensuring seamless replacements.
• Ideal for replacement projects: A like-for-like fit that minimizes downtime and preserves existing wiring, busbars, and enclosure layouts.
• Smart spare utility: Keep this unit in stock to shorten maintenance windows and expedite repairs when routine service is needed.
• Support from AmpState: Availability and compatibility confirmation are available to help you match the part number and fit.

What it solves and practical use cases

When you’re upgrading or maintaining mid- to large-scale electrical systems, the Siemens SMD6B800LIG provides a proven, high-capacity safeguard for critical circuits. It’s particularly well-suited for:

• Panelboard and load-center protection in commercial buildings, warehouses, and manufacturing facilities
• Electrical distribution points where rapid, reliable tripping can prevent costly outages
• Replacement scenarios where maintaining the exact original part number helps preserve BOM accuracy and spare parts alignment

Compatibility and support

If you need help confirming a fit or matching the exact part number, message AmpState and we’ll assist in verifying compatibility and ensuring a smooth installation. The Siemens SMD6B800LIG is stocked to help you maintain continuity in your electrical distribution system with confidence.