APC PG3P40AT1B 3-Pole Circuit Breaker, 40A

Keep critical infrastructure running with the APC by Schneider Electric PG3P40AT1B 3-Pole Circuit Breaker, 40A. Designed for reliable overload and short-circuit protection, this 3-pole, 40A breaker delivers consistent performance for security, surveillance and monitoring installations where uptime matters. The APC PG3P40AT1B part is engineered to integrate smoothly with APC power distribution and UPS environments, helping IT and facilities teams protect cameras, access control panels, network switches and other sensitive equipment.

Beyond basic protection, the breaker’s three-pole configuration ensures balanced phase protection for three-phase circuits, reducing the risk of phase imbalance and equipment stress. Its 40A rating is ideal for branch circuits powering moderate loads in server rooms, telecom closets and physical security racks. Built to APC by Schneider Electric standards, it simplifies maintenance with a recognizable part number and dependable fitment.

Specify the PG3P40AT1B for projects requiring trustworthy circuit protection and streamlined serviceability. Contact your supplier or add it to your next rack or PDU build to strengthen power protection for your security and monitoring systems.

• Reliable protection for critical loads: safeguards security, surveillance and monitoring equipment from overloads and helps reduce downtime
• Three-pole design for balanced three-phase circuits, simplifying distribution and improving system stability
• 40A rating provides consistent current protection for medium-duty panels and branch circuits
• APC by Schneider Electric quality and the PG3P40AT1B part number ensure compatibility with APC power distribution and UPS systems
• Easy replacement and integration: straightforward installation to support rapid maintenance and minimal service interruption