Square D HGA36070SD 70A 3-Pole 600 V Circuit Breaker

The Square D HGA36070SD 70A 3-Pole 600 V Circuit Breaker is a rugged protective device designed for three-phase distribution in industrial and commercial panels. With a 70 amp current rating and three poles, it provides reliable overload protection and fast interruption for circuits operating up to 600 volts.

Key specs

• Part Number: HGA36070SD
• Current Rating: 70 A
• Poles: 3
• Voltage Rating: 600 V
• Configuration: Three-pole circuit breaker for three-phase power

What sets this apart

From the trusted Square D line, this breaker is built for consistent trip performance in demanding environments. The 3-pole design ensures synchronized interruption across all three phases, helping protect motors, drives, and other three-phase equipment from overloads and short circuits.

• Delivers coordinated protection for three-phase circuits up to 600 V
• Simple, straightforward replacement in compatible Square D panels
• Compact, robust construction designed for industrial use

Ideal use cases

Best suited for electrical distributions in manufacturing facilities, commercial buildings with three-phase wiring, and equipment rooms housing motors and drives. It helps minimize downtime by quickly isolating faults in a controlled manner.

Installation and care tips

• Confirm panel compatibility and coordinate with existing protection schemes before replacement
• Torque fasteners to manufacturer specifications and ensure secure mounting
• Only qualified personnel should perform installation and servicing in accordance with local codes

With the Square D HGA36070SD, you’re choosing a dependable, three-phase protection device that enables safer, more reliable electrical distribution. It’s the practical, end-to-end solution for safeguarding circuits up to 70 A and 600 V—delivering peace of mind in everyday operation and during fault conditions.