Eaton BAB1020 - 20 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Eaton BAB1020: 20 A, 120 V, 1-Pole Bolt-On Circuit Breaker

The Eaton BAB1020 is a bolt-on, molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. With a 20 A rating at 120 V and a compact 1-pole configuration, it’s a practical, durable solution for residential, commercial, and light industrial electrical needs.

Why this breaker stands out

• Secure bolt-on mounting: Engineered for a rigid, vibration-resistant bus connection, reducing the risk of loose contacts in dynamic panel environments.
• Thermal-magnetic trip unit: Combines thermal overload sensing with magnetic short-circuit protection for fast, stable, repeatable performance across temperature ranges.
• OEM panel compatibility: Designed to fit with matching Eaton OEM load centers and panelboards for a seamless, reliable retrofit or new installation.
• Targeted protection: Ideal for isolating and safeguarding individual circuits—lighting, receptacles, or small equipment—without impacting adjacent branches.

Technical snapshot

• Manufacturer: Eaton
• Part number: BAB1020
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 20 A
• Voltage rating: 120 V
• Number of poles: 1
• Mounting style: Bolt-on
• Applications: Branch circuit overcurrent and short-circuit protection

Use cases and practical applications

Perfect for both new installations and panel upgrades in spaces where reliable, specific-circuit protection is required. Use cases include:

• Residential subpanels and main panelboards needing a dedicated 20 A circuit breaker
• Commercial lighting and receptacle circuits in small offices or retail environments
• Light industrial equipment circuits where a robust, vibration-tolerant breaker is beneficial

Installation and care tips

To maximize performance and longevity, verify compatibility with your OEM panelboard and follow applicable electrical codes for torque and wiring. Ensure a clean, secure connection between the breaker terminals and the bus stabs to preserve the bolt-on mounting’s rigidity and protection characteristics.

AmpState note: Available from AmpState as a genuine Eaton part, offering trusted sourcing, fast fulfillment, and dependable support for your electrical projects.