Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 120/240V AC, 10kA at 120/240V AC MPN:QOU320
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In Stock
Free Shipping
In Stock
SKU
510-G1541303
Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 120/240V AC, 10kA at 120/240V AC
Protect your electrical system with the Square D QO Series 20A 3 Pole Miniature Circuit Breaker. Designed for use with air conditioning and refrigeration equipment, heating systems, and other high-demand applications, this circuit breaker provides reliable protection against overloads and short circuits. With a maximum AIR rating of 10kA at 120/240V AC, it ensures safe and efficient operation. The QO Series breaker is compatible with Square D QO and QOU panelboards, and features a toggle actuator and surface/DIN rail mounting style for easy installation. Reliable and efficient, this circuit breaker is perfect for residential and commercial electrical systems.
Top product features:
- Protects against electrical overloads with a 20A rating
- Trip-free mechanism allows for quick disconnection in case of an overload
- Can be used with air conditioning and refrigeration equipment due to its high 10kA short-circuit rating
Top product applications:
- Air Conditioning and Refrigeration Equipment
- Heating
- Terminal Connection Slotted Box Lug (Reversible Line and Load)
Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating 48V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible Panelboard/Load Center Series QO, Phase Three, Series QOU, Max. AIR Rating 10kA at 120/240V AC, For Use With Air Conditioning and Refrigeration Equipment, Heating, Terminal Connection Slotted Box Lug (Reversible Line and Load), Frame Size 100A/QOU
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: 4.20
- Package Width: 2.70
- Package Height: 3.60
- Package Weight: 1.05
Product info last updated on January 15, 2026 7:04am UTC
Category: Circuit Protection