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Miniature Circuit Breaker, QO Series, 70A, 3 Pole, 120/240V AC, 10kA at 120/240V AC MPN:QO3701021

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In Stock
Brand: Square D
Part #: QO3701021
UPC: 785901030577
SKU
510-G1112395
Regular Price $626.91 Special Price $447.79

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Miniature Circuit Breaker, QO Series, 70A, 3 Pole, 120/240V AC, 10kA at 120/240V AC

Protect your electrical system with the Square D QO Series 70A 3-Pole Miniature Circuit Breaker. This reliable device is designed for use with QO load centers and NQ panelboards, providing 10kA of maximum short-circuit current protection. With a shunt trip mechanism and paddle actuator, it's easy to install and operate. The 70A rating ensures safe and efficient power distribution, while the 120/240V AC voltage rating makes it suitable for a variety of applications. Perfect for residential and commercial use, this circuit breaker is ideal for new construction, renovations, and upgrades, providing peace of mind for homeowners and professionals alike.

Top product features:

  • Three Pole Design
  • Shunt Trip Circuit Breaker
  • 10kA Air Rating

Top product applications:

  • Home Electrical Panel Upgrade
  • Commercial Electrical Panel Installation
  • Industrial Electrical Panel Maintenance
Miniature Circuit Breaker, Amps 70 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Shunt Trip, Number of Poles 3, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center Series QO, Phase Three, Series QO, Max. AIR Rating 10kA at 120/240V AC, For Use With QO Load Centers and NQ Panelboards, Terminal Connection Lug, Frame Size 100A/QO, Length 3.12 in, Width 3 in, Depth 2.91 in, Min. Wire Size 8 AWG

Additional Information

  • Country of Origin: MX
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 4.10
  • Package Width: 3.20
  • Package Height: 3.60
  • Package Weight: 1.35
Product info last updated on January 15, 2026 4:27am UTC Category: Circuit Protection
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In stock