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Square D QOU3301042 - Molded Case 30A 3-Pole (240V)

Square D
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Square D QOU3301042 is a 3-pole miniature molded case circuit breaker from the QOU Series, designed for overcurrent protection in 240 VAC applications. It is rated for 30 amps with a 10kA interrupting capacity at 240V and utilizes a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions. This bolt-on breaker measures 4.05 in (102.87 mm) in height, 3 in (76.2 mm) in width, and 2.95 in (74.93 mm) in depth, weighs 1.41 lb, and accepts aluminum or copper wire from AWG 14 to AWG 2. It is UL and CSA certified for reliable operation up to 104°F, suitable for industrial and commercial electrical protection in 3-phase systems.

Key Features & Specifications
  • Type: Molded Case
  • Family: QOU Series
  • Current Rating: 30 A
  • Voltage Rating: 240 VAC
  • Number of Poles: 3
  • Phase: 3
  • Interrupt Rating: 10 kA at 240V
  • Protection: Thermal Magnetic
  • Trip Unit: Thermal/Magnetic with Shunt Trip
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Connection Type: Box Lug
  • Wire Size: AWG 14 to AWG 2 aluminium/copper
  • Mounting Type: DIN Rail Flush
  • Dimensions: 4.05 in (102.87 mm) x 3 in (76.2 mm) x 2.95 in (74.93 mm) (Height x Width x Depth)
  • Weight: 1.41 lb
  • Temperature Rating: 104°F
  • Certifications: UL, CSA
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901586623
  • GTIN: 00785902000000