Eaton CHB270 - 70 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

The Eaton CHB270 is a 70 A, 240 V, 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Built for demanding environments, it provides safe, reliable power distribution for residential, commercial, and light industrial applications.

• Bolt-on mounting provides a rigid, vibration-resistant bus connection, helping maintain a tight, reliable electrical path even in busy equipment rooms or retrofit projects.
• Thermal-magnetic trip unit delivers stable, repeatable protection against overloads and short circuits across varying loads and temperatures, reducing nuisance trips while safeguarding equipment.
• 2-pole, 240 V operation disconnects both hot conductors simultaneously, improving safety and protecting multi-wire branch circuits as required by many panel installations.
• 70 A rating is well-suited for feeders and larger branch circuits, from lighting and receptacle banks to motors and auxiliary equipment in light commercial setups.
• OEM-compatible design ensures a seamless fit with Eaton load centers and panelboards, simplifying replacements, retrofits, and long-term maintenance.
• Durable molded-case construction stands up to industrial-style environments, delivering reliable performance over extended service life.

Why this breaker stands out The CHB270 combines a secure bolt-on mount with a precise thermal-magnetic trip profile, delivering predictable protection and easy service in real-world installations. Its compatibility with Eaton OEM panels means fewer compatibility concerns during commissioning and future upgrades.

Use cases

• Residential subpanels providing branch-circuit protection for lighting, outlets, and kitchen/appliance loads.
• Commercial panelboards serving offices, retail spaces, or hospitality environments where dependable protection is essential.
• Light industrial panels guarding feeders to HVAC units, motors, transformers, and other equipment.

Installation and maintenance tips

• Torque bolts to the manufacturer’s specifications to maintain a secure, vibration-resistant connection.
• Verify compatibility with your OEM panelboard before installation to ensure seamless operation and warranty adherence.
• Periodic visual checks for signs of overheating, chafing, or loosened connections help prevent future failures on critical circuits.

Technical specifications

• Manufacturer: Eaton
• Part Number: CHB270
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 70 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection