Eaton HFD1020L (347 V) - 20 A, 347 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Eaton HFD1020L (347V) – 20A, 1‑Pole Bolt-On Molded Case Circuit Breaker is engineered to deliver dependable branch circuit overcurrent and short‑circuit protection for panelboards and loadcenters in commercial and light industrial environments.

Designed for a secure, vibration‑resistant connection, the bolt‑on mounting keeps the bus connection tight even in installations with frequent switching or equipment cycling. The built‑in thermal‑magnetic trip unit provides stable, repeatable protection across changing temperatures and loading conditions, helping you prevent nuisance trips while maintaining robust circuit safety.

• Secure bolt-on mounting for a rigid, vibration‑resistant bus connection
• Thermal‑magnetic trip unit delivering reliable protection that adapts to real‑world operating conditions
• OEM compatibility designed to pair with matching loadcenters and panelboards for straightforward replacements and upgrades
• Versatile application suitable for residential, commercial, and light industrial electrical distributions

Technical snapshot

• Amperage Rating: 20A
• Voltage Rating: 347V
• Number of Poles: 1
• Mounting Style: Bolt-on
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for professionals upgrading or expanding 347V panelboards, this breaker simplifies conversions and ensures consistent protection across single‑phase branches. Use it for lighting and control circuits in commercial spaces, retrofit projects, or new installations where reliable, long‑lasting protection is essential.

Choosing the Eaton HFD1020L means opting for a compact, dependable solution that aligns with existing OEM gear, minimizes installation hassles, and delivers predictable protection performance over time. If you need solid, code‑compliant single‑pole protection for 347V circuits, this breaker is built to perform.