Square D QOU2201021 - Miniature Circuit Breaker 20A 2-Pole
Square D QOU2201021 - Miniature Circuit Breaker 20A 2-Pole

Square D QOU2201021 - Miniature Circuit Breaker 20A 2-Pole

Square D
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Square D QOU2201021 is a miniature circuit breaker from the Square D QOU series, designed to provide reliable overload and short circuit protection in commercial and industrial electrical distribution systems. This two-pole breaker delivers a 20 A amperage rating with a voltage rating of 120/240 VAC and 48 VDC, featuring a shunt trip for remote operation and a thermal magnetic trip unit with long time and instantaneous trip functions. It measures 4.05 in (102.87 mm) in height, 2.25 in (57.15 mm) in width, and 2.95 in (74.93 mm) in depth, weighing 1.06 lb, and is constructed with cable-in/cable-out wiring using slotted box lugs that accept AWG 14 to AWG 2 aluminum or copper wire. The breaker complies with industry standards for safety and performance, operating within a temperature range of -13°F to 158°F (-25°C to 70°C). Typical applications include branch circuit protection in panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Miniature
  • Amperage Rating: 20 A
  • Voltage Rating: 120/240 VAC, 48 VDC
  • Poles: 2
  • Interrupt Rating: 10 kA at 120/240 VAC, 5 kA at 48 VDC
  • Functions: Long Time and Instantaneous Trip
  • Trip Unit: Thermal Magnetic
  • Shunt Trip: Yes
  • Wire Size: AWG 14...AWG 2 aluminium/copper
  • Connection Type: Slotted box lug
  • Mounting: Unit, surface, DIN rail
  • Dimensions: 4.05 in (102.87 mm) x 2.25 in (57.15 mm) x 2.95 in (74.93 mm) (Height x Width x Depth)
  • Weight: 1.06 lb
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901517917
  • GTIN: 00785901517917