Square D QDP32070TM - 70 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Square D QDP32070TM 70A 240V 3-Pole Bolt-On Molded Case Circuit Breaker — a purpose-built solution for dependable branch circuit protection in panelboards and load centers.

Key advantages you’ll notice in daily service:

• Secure bolt-on mounting: delivers a rigid, vibration-resistant connection to the bus, helping prevent loose terminations and inconsistent protection.
• Thermal-magnetic trip unit: combines precise thermal overload sensing with fast magnetic response for stable, repeatable protection performance.
• OEM-ready compatibility: designed to work with matching OEM load centers and panelboards for seamless installation and reliable integration.
• Wide range of use: suitable for residential, commercial, and light industrial applications that require robust 70-amp circuit protection.

What problems does it solve?

• Protects branch circuits from overcurrent and short circuits, reducing wiring damage and fire risk.
• Maintains consistent protection even in environments with vibration or regular panel activity.
• Provides a straightforward replacement option for compatible Square D panelboards, minimizing downtime during maintenance or upgrades.

Technical snapshot

• Manufacturer: Square D
• Part number: QDP32070TM
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 70 A
• Voltage rating: 240 V
• Poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Residential main or subpanels requiring 70 A protection for dedicated circuits or subfeeds.
• Commercial electrical rooms needing reliable 3-pole protection for equipment loads or lighting circuits.
• Light industrial panels where robust bolt-on mounting and durable bus connections reduce maintenance downtime.

Practical considerations

For optimal performance, ensure compatibility with your existing Square D panelboard or load center and follow standard electrical installation practices. The 3-pole bolt-on design provides a sturdy, vibration-resistant connection, while the thermal-magnetic protection profile delivers dependable, repeatable protection that helps keep electrical systems safe and compliant.