Square D HDA261502 - 150 A, 600 V, 2-Pole Plug-In Circuit Breaker | AmpState

The Square D HDA261502 from AmpState is a rugged 2-pole plug-in molded-case circuit breaker rated for 150 A at up to 600 V. Built to shield electrical systems from overcurrent and short circuits, this unit is designed for fast field installation and reliable protection in panelboards and load centers.

• Fast plug-in connection: Simplified installation and quick replacement in crowded panels, reducing downtime during service calls or upgrades.
• Thermal-magnetic trip unit: Combines heat-based overload protection with instantaneous magnetic trip for short-circuit events, delivering stable, repeatable protection across operating conditions.
• OEM-compatible design: Engineered to fit matching Square D load centers and panelboards, ensuring proper contact, trip response, and labeling consistency.
• Two-pole, 150 A, 600 V rating: Provides dependable protection for two conductors on feeders or main branch circuits in residential, commercial, and light industrial settings.
• Rugged molded-case construction: Durable housing offers reliable electrical isolation and long-term performance in demanding environments.

Use cases and practical applications

Designed for installations where quick replacement or upgrade is essential, the HDA261502 excels in updating older panels, expanding capacity, or replacing a failed breaker without major rewiring. It’s ideal for electricians building or refurbishing residential systems, small offices, retail spaces, and light industrial outlets where a robust 150 A protection point is required.

Why this matters

Choosing a plug-in, thermal-magnetic breaker with OEM compatibility ensures consistent trip characteristics and reliable performance across your distribution array. The 600 V rating supports a wide range of commercial and light industrial circuits, while the plug-in format minimizes panel downtime and wiring complexity during service or upgrades.

Technical specifications at a glance

• Manufacturer: Square D
• Part Number: HDA261502
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 150 A
• Voltage Rating: 600 V
• Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

If you’re upgrading a panel or replacing a failed breaker in a compatible load center, the Square D HDA261502 delivers precise protection, easy install, and durable performance you can trust.