Square D KAL36070 - 70 A, 3-Pole Circuit Breaker | AmpState

Meet the Square D KAL36070 70A, 3-Pole Molded Case Circuit Breaker — brought to you by AmpState for reliable protection where it matters most. This compact, rugged unit is designed to shield panelboards and load centers from overcurrent and short circuits, while fitting neatly into tight electrical spaces.

Why this breaker stands out

• Compact molded case design maximizes panel space without compromising protection, making it ideal for installations with limited room.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying loads and ambient temperatures, with fast response to short circuits.
• 3-pole configuration supports 3-phase circuits commonly found in commercial and light industrial applications, while still suitable for complex residential wiring scenarios.
• OEM loadcenter compatibility ensures straightforward replacement and upgrade within matching panels, reducing installation complexity and downtime.
• Trusted Square D engineering backed by decades of field-proven performance for long service life and dependable protection.

Technical snapshot

• Manufacturer: Square D
• Part Number: KAL36070
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 70A
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection in panelboards and load centers

Ideal use cases

Targeted for residential, commercial, and light industrial environments where reliable 3-phase protection is required. Use it to safeguard feeders, branch circuits, and critical equipment in service panels, main distribution panels, and load centers. Its compact footprint is perfect for retrofits or upgrade projects where panel depth is at a premium.

Practical tips for installation and operation

• Verify panel compatibility with the KAL series and ensure the panel rating supports a 70A, 3-pole breaker.
• Follow manufacturer torque specifications during mounting to maintain proper electrical contact and trip performance.
• Use in environments that match the thermal-magnetic protective profile to maintain consistent trip characteristics and avoid nuisance trips.
• Plan for downstream coordination with other protective devices to optimize system protection and selective tripping.
• Keep replacement parts and catalogs from the same series handy for ongoing maintenance and future upgrades.