Square D KHL36070 - 70 A, 3-Pole Circuit Breaker | AmpState

Square D KHL36070 is a 70A, 3-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built for consistent performance in residential, commercial, and light industrial settings, this unit combines a compact design with precise thermal-magnetic protection to keep electrical systems safe and running smoothly.

• Compact molded-case design frees up panel space and enables efficient, tidy wiring in tight electrical enclosures.
• Thermal-magnetic trip unit delivers stable protection by balancing slow, temperature-based protection with fast magnetic response to sudden fault currents.
• 3-pole configuration supports 3-phase circuits or multi-wire systems, providing coordinated protection across all phases.
• OEM-compatible designed to drop into matching Square D OEM load centers and panelboards, simplifying installation and future replacements.
• Versatile for multiple environments ideal for residential panel upgrades, small commercial distribution, and light industrial equipment rooms needing reliable 70A protection.

The KHL36070 protects downstream wiring and connected equipment from both overload and short circuits, helping prevent insulation damage, fire hazards, and unexpected outages. Its 3-pole design ensures balanced protection for 3-phase systems and common bus configurations, reducing the risk of nuisance tripping and improving circuit coordination with other protective devices.

• Amperage rating: 70A
• Poles: 3
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection
• Manufacturer: Square D
• Part number: KHL36070

Who should consider the Square D KHL36070? electrical professionals upgrading panelboards, facilities managers overseeing small commercial spaces, and homeowners upgrading to safer, more reliable protection for 3-phase or multi-wire circuits. If you need a dependable, drop-in replacement that fits compatible loadcenters and panelboards while delivering precise, repeatable protection, the KHL36070 is a thoughtful choice that pairs well with broader Square D protection schemes.

Practical tips for use: verify your panel’s compatibility with 3-pole molded-case breakers, confirm the 70A rating aligns with the circuit wiring and downstream loads, and plan for straightforward replacement in existing Square D installations to maintain consistent electrical protection across your system. For best results, schedule professional installation to ensure proper sizing, secure mounting, and correct electrical clearance in accordance with local codes.