Siemens FXD62B110 - 110 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Siemens FXD62B110 is a 2-pole bolt-on molded case circuit breaker designed to safeguard panelboards and loadcenters with reliable, repeatable protection. Rated at 110 A and 600 V, it’s built to handle demanding branch circuits in residential, commercial, and light industrial environments. This AmpState listing delivers a genuine Siemens device ready for seamless OEM compatibility and long-lasting performance.

• Secure bolt-on mounting: engineered for a rigid, vibration-resistant bus connection that stays tight under panel movement or vibration, reducing the risk of loose connections over time.
• Thermal-magnetic trip unit: combines precise thermal overload protection with instantaneous magnetic tripping for quick, dependable response to short circuits while minimizing nuisance trips.
• OEM-compatible: designed to work with matching Siemens load centers and panelboards, ensuring proper fit, electrical characteristics, and warranty compatibility.
• Versatile application: ideal for protecting branch circuits in home service panels, commercial distribution boards, and light industrial installations demanding solid protection at 600 V.

Technical specifications

• Manufacturer: Siemens
• Part Number: FXD62B110
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 110 A
• Voltage Rating: 600 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Use cases and practical benefits

• Install as a primary protection device in new panelboards, ensuring compatible performance with Siemens OEM systems and maintaining panel warranties.
• Upgrade existing residential or commercial panels to reliably guard feeders and multi-wire branches that require 2-pole, 110 A protection at 600 V.
• Keep as a ready-to-deploy spare in service maintenance programs, reducing downtime with a factory-rated solution that matches your Siemens load center.

In short, the FXD62B110 pairs Siemens engineering with robust bolt-on mounting and a responsive thermal-magnetic trip scheme, delivering dependable protection where it matters most. Choose this option when you need a precise, OEM-compatible 2-pole breaker that performs consistently across varying loads and environments.