Eaton Cutler-Hammer CHB350 50A 3P Circuit Breaker, Bolt-On | AmpState

The Eaton Cutler-Hammer CHB350 brings dependable protection to panelboards, load centers, and electrical distribution setups with a precise 50 A, 3-pole bolt-on design. This part is tailor-made for replacement projects and stocking spares, helping you keep your bill of materials (BOM) aligned with the original part number for seamless procurement and downtime reduction.

Why the CHB350 stands out

• Bolt-on mounting for a secure, vibration-resistant install — engineered to stay firmly seated in Eaton-compatible panelboard configurations, reducing the risk of loose connections.
• Exact fit for 3-pole, 50-amp circuits — ideal for three-phase distribution where consistent protection and clear trip characteristics are essential.
• Clear BOM alignment — designed to match the original Eaton part number, making spares stocking and replacement workflows straightforward.
• Versatile applications — suitable for use in panelboards, load centers, and various electrical distribution scenarios where reliable overcurrent protection is needed.
• Trusted source — manufactured by Eaton Cutler-Hammer, with AmpState offering ready availability and compatibility support.

Perfect for who and when

• Maintenance teams and electrical contractors performing panel upgrades, repairs, or routine replacements in three-phase systems.
• Facilities managers who want to maintain original BOM integrity while minimizing procurement guesswork.
• Model-specific stocking to ensure fast, on-hand replacements during scheduled maintenance or emergency outages.

Practical notes and best-use guidelines

Before installation, confirm that your equipment is designed for a bolt-on CHB350 style breaker. For best results, use this part in Eaton-compatible panelboards and load centers that specify CHB-series bolt-on breakers. If you’re unsure about fit or compatibility, AmpState can assist in confirming the correct match to your panel model and original BOM.

Product details

• Manufacturer: Eaton Cutler-Hammer
• Part Number: CHB350
• Amperage: 50 A
• Poles: 3
• Product Type: Circuit Breaker
• Mounting: Bolt-On
• Applications: Panelboards, Load Centers, Electrical Distribution
• Availability: AmpState

Need help verifying compatibility with your panel or BOM? Send a message, and we’ll help confirm fit so you can proceed with confidence and minimize downtime.