Siemens FD6HB1 - Circuit Breaker | AmpState

Siemens FD6HB1 molded case circuit breaker delivers dependable branch circuit overcurrent and short-circuit protection for panelboards and load centers. With a compact form factor and precise thermal-magnetic protection, it helps keep electrical systems safe, organized, and easier to maintain.

Why the FD6HB1 stands out

• Compact molded case design optimizes panel space, making it easier to fit additional circuits without crowding the enclosure.
• Thermal-magnetic trip unit provides stable, repeatable protection performance for both overloads and short circuits, reducing nuisance trips and downtime.
• OEM-compatible designed to work seamlessly with matching Siemens OEM load centers and panelboards for straightforward replacement and maintenance.
• Versatile across sectors ideal for residential, commercial, and light industrial applications where reliable circuit protection matters.

What it protects and how it helps

The FD6HB1 guards against branch circuit overcurrent and short-circuit conditions, helping prevent insulation damage, fire risk, and equipment failure. The thermal-magnetic mechanism reacts rapidly to faults while calmly handling normal loads, supporting continuity of service and safer electrical systems.

Technical snapshot

• Manufacturer: Siemens
• Part Number: FD6HB1
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Protecting additional circuits in residential service panels during remodeling or room additions
• Upgrading commercial panels to expand capacity while maintaining reliable trip curves
• Providing dependable protection for feeders to light industrial equipment in compact panel setups

Installation and compatibility tips

Pair the FD6HB1 with Siemens OEM load centers and panelboards to ensure proper fit and coordinated protection. When planning upgrades, verify that the panelboard rating aligns with the breaker’s purpose and that the bus configuration supports the FD6HB1. Keeping a few FD6HB1 units on hand enables quick replacements and minimizes system downtime.